343 Drivetrain parts are listed for the 2018 Ram 2500, in 57 part types, covering all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged). Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2018 Ram 2500, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. 133 parts of the 343 listed are Universal Joint (65 parts), Differential Pinion Bearing / Race (48 parts) and Differential Rebuild Kit (20 parts). The other 54 part types cover the remaining 210 parts.
The 2018 Ram 2500 was sold with 3 engines. 313 parts fit every engine; the other 30 are engine-specific. Each part shows which engine(s) it fits.
34 brands supply drivetrain parts for the 2018 Ram 2500, led by WJB / INMOTION PARTS (37 parts), AAM (34 parts) and USA STANDARD GEAR (34 parts), plus 31 more brands. Quality grades include Standard Replacement, Economy and Heavy Duty.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2018 Ram 2500. 49 parts have it, including DORMAN 600487 (4WD Actuator) and AAM 40183413K (Axle Shaft). Each part number opens a page with every vehicle that part fits.
4WD Actuator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: all 2018 2500 engines | 600487 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 4 Pin Square Female Connector | View on Amazon |
| ROSTRA Fits: all 2018 2500 engines | 730047 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| SKP Fits: all 2018 2500 engines | SK600487 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: all 2018 2500 engines | TCA153 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WELLS Fits: all 2018 2500 engines | 1S16990 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 235mm Axle | View on Amazon |
This table covers the actuators that engage four-wheel drive at the transfer case or axle. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same.
5 4WD Actuator parts for the 2018 Ram 2500 come from 5 brands — DORMAN, ROSTRA, SKP and 2 other brands. The "Popular" part is DORMAN 600487. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
Listed part numbers: DORMAN 600487, ROSTRA 730047 and SKP SK600487, plus the other parts above.
Axle Housing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2018 2500 engines | 68237724AB | 🇺🇸 US 🇨🇦 CA | Fits Rear11.50 Rear Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear Axles | View on Amazon |
This table covers the Axle housings.
One part is listed for the 2018 Ram 2500 — MOPAR 68237724AB.
Axle Shaft
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 2500 engines | 630010 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Rear Leftwith Sales Code DRQ (11.50 Rear Axle) | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Popular Fits: all 2018 2500 engines | 40183413K | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Outer Shaft Length: 684.97 mm | View on Amazon |
| USA STANDARD GEAR Popular Fits: all 2018 2500 engines | USA21441 | 🇺🇸 US 🇨🇦 CA | Shaft Material: 4340 Chromoly30 Spline | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA10236 | 🇺🇸 US | Shaft Material: 4340 Nickel Chromoly Steel30 Spline | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA21701 | 🇺🇸 US | Cut To Fit Axle30 Spline | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA21702 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cut To Fit Axle38 Spline | View on Amazon |
This table covers the Axle shafts.
6 Axle Shaft parts for the 2018 Ram 2500 come from 3 brands — USA STANDARD GEAR, DORMAN and AAM. The "Popular" part is AAM 40183413K. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
The Economy section lists 1 option from DORMAN — the catalog's value-priced group. DORMAN 630010 is listed in this group.
In the Standard Replacement grade, USA STANDARD GEAR and AAM supply 5 parts: built to original-equipment specification. A representative part number is AAM 40183413K.
Part numbers include AAM 40183413K, DORMAN 630010 and USA STANDARD GEAR USA21441, among others listed above.
Axle Shaft Flange Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 2500 engines | 926966 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear | View on Amazon |
| FEL-PRO Fits: all 2018 2500 engines | 55328 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4 (In) Bolt Circle3.00 (In) Inside Diameter X 4-5/8 (In) Outside Diameter | View on Amazon |
This table covers the gaskets that seal the Axle Shaft Flange. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
2 Axle Shaft Flange Gasket parts for the 2018 Ram 2500 come from 2 brands — DORMAN and FEL-PRO. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
Part numbers include DORMAN 926966 and FEL-PRO 55328.
Axle Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKF Popular Fits: all 2018 2500 engines | 14474 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| TIMKEN Popular Fits: all 2018 2500 engines | SL260175 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | 710874 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | SS5056 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA30236 | 🇺🇸 US | Yukon Mighty Seal | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WS710874 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
This table covers the seals where an axle shaft exits the housing. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
6 Axle Shaft Seal parts are listed for the 2018 Ram 2500, from SKF, TIMKEN, NATIONAL and 3 other brands. SKF 14474 carries the "Popular" badge. All of them fit every engine offered in the 2018 2500.
This group includes SKF 14474, TIMKEN SL260175 and NATIONAL 710874 and the remaining parts above.
CV Intermediate Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 2500 engines | 630060 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner4WD | View on Amazon |
This table covers the CV Intermediate shafts.
This group shows a single part: DORMAN 630060.
Differential Carrier
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| USA STANDARD GEAR Popular Fits: all 2018 2500 engines | USA26033 | 🇺🇸 US | Yukon Dura GripGear Ratio: All | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA32244 | 🇺🇸 US | Yukon Powr-Loc | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Popular Fits: all 2018 2500 engines | 40099548 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 14 Bolt Coverwith 11.5 (In) Rear Axle | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40089797 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with Pinion and Spider Gearswith 9.25 Front Axle | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA20094 | 🇺🇸 US 🇨🇦 CA | Open Differential (without Limited Slip) Carrier CaseGear Ratio: 2.060 | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA20151 | 🇺🇸 US 🇨🇦 CA | Differential Carrier Cases | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA20001 | 🇺🇸 US 🇨🇦 CA | Carrier case | View on Amazon |
This table covers the carriers that hold the differential gears in the axle.
7 Differential Carrier parts are listed for the 2018 Ram 2500, from USA STANDARD GEAR and AAM. USA STANDARD GEAR USA26033 carries the "Popular" badge. All of them fit every engine offered in the 2018 2500.
The Heavy Duty section lists 2 options from USA STANDARD GEAR — rated for severe service. USA STANDARD GEAR USA26033 is listed in this group.
The Standard Replacement section: 5 options from USA STANDARD GEAR and AAM. AAM 40099548 is listed in this group.
Part numbers include USA STANDARD GEAR USA26033, USA STANDARD GEAR USA32244 and AAM 40099548, among others listed above.
Differential Carrier Bearing / Race
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WT3920 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WTA42 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WT3984 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rearwith AAM Axle | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TIMKEN Popular Fits: all 2018 2500 engines | 3920 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race Only | View on Amazon |
| TIMKEN Popular Fits: all 2018 2500 engines | 3984 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | JLM506849A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Bore=2.165", Length=0.906", Radius=0.14" | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | KJLM506849A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Frontwith 9.25 In Ring Gear | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | K3984 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rearwith 11.50 In Ring Gear | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | KT42 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
This table covers the bearings and races that support the differential carrier.
9 Differential Carrier Bearing / Race parts are listed for the 2018 Ram 2500, from WJB / INMOTION PARTS, SCHAEFFLER, TIMKEN and 1 other brand. TIMKEN 3920 carries the "Popular" badge. All of them fit every engine offered in the 2018 2500.
Economy: 3 parts, from WJB / INMOTION PARTS. A representative part number is WJB / INMOTION PARTS WT3920.
The Standard Replacement section: 6 options from SCHAEFFLER, TIMKEN and NATIONAL. TIMKEN 3920 is listed in this group.
Listed part numbers: TIMKEN 3920, WJB / INMOTION PARTS WT3920 and WJB / INMOTION PARTS WTA42, plus the other parts above.
Differential Clutch Pack
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA16185 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | RearAAM 11.5 in. | View on Amazon |
This table covers the clutch packs in a limited-slip or locking differential.
One part is listed for the 2018 Ram 2500 — USA STANDARD GEAR USA16185.
Differential Cover
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: all 2018 2500 engines | SK697712 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rearwith Sales Code DRQ (11.50 Rear Axle) | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40013758 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 14 Bolt Coverwith 11.5 (In) Rear Axle | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40087998 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 9.25 (In) Front Axle | View on Amazon |
| DORMAN Fits: all 2018 2500 engines | 697712 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rearwith Sales Code DRQ (11.50 Rear Axle) | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA11903 | 🇺🇸 US | Yukon Hardcore | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA32386 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | FrontChrysler 9.25" | View on Amazon |
This table covers the Differential covers.
6 Differential Cover parts for the 2018 Ram 2500 come from 4 brands — AAM, USA STANDARD GEAR, SKP and 1 other brand. The "Popular" part is SKP SK697712. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
Part numbers include SKP SK697712, AAM 40013758 and AAM 40087998, among others listed above.
Differential Cover Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Fits: all 2018 2500 engines | 4000216910 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Set | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40002169 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits M8 X 1.25 X 22 - 6 PT Flange Hex with Adhesivewith 11.5 (In) Rear Axl | View on Amazon |
This table covers the Differential Cover bolts.
AAM supplies both parts for the 2018 Ram 2500. All of them fit every engine offered in the 2018 2500.
This group includes AAM 4000216910 and AAM 40002169.
Differential Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Popular Fits: all 2018 2500 engines | 40005967 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Molded Rubber Gasketwith 11.5 (In) Rear Axle | View on Amazon |
| FEL-PRO Popular Fits: all 2018 2500 engines | RDS55501 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | FrontAxle Housing Cover | View on Amazon |
| ELRING Fits: 5.7L V8, 6.7L L6 DIESEL Turbocharged | B15210 | 🇺🇸 US 🇨🇦 CA | Material: AEM (Ethylene Acrylate Rubber) | View on Amazon |
| ELRING Fits: 5.7L V8 | B15570 | 🇨🇦 CA | 4WDCrew Cab Pickup | View on Amazon |
| FEL-PRO Fits: all 2018 2500 engines | RDS55473 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rearwith 11.5 (In) Ring Gear | View on Amazon |
| VICTOR REINZ Fits: all 2018 2500 engines | 711485000 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rearwith 11.500 IN Ring Gear | View on Amazon |
This table covers the gaskets that seal the Differential Cover. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
6 Differential Cover Gasket parts are listed for the 2018 Ram 2500, from FEL-PRO, ELRING, AAM and 1 other brand. AAM 40005967 carries the "Popular" badge. 4 parts fit every engine; the other 2 are engine-specific.
This group includes AAM 40005967, FEL-PRO RDS55501 and ELRING B15210 and the remaining parts above.
Differential Cross Pin
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2018 2500 engines | 68002466AA | 🇺🇸 US 🇨🇦 CA | Fits Front6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front Axle | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 68305291AA | 🇺🇸 US 🇨🇦 CA | Fits Rear11.50 Rear Axle, 3.42 Rear Axle Ratio, Conventional Differential Rear Axle | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA33409 | 🇺🇸 US 🇨🇦 CA | RearChrysler 11.5" | View on Amazon |
This table covers the Differential Cross pins.
3 Differential Cross Pin parts for the 2018 Ram 2500 come from 2 brands — MOPAR and USA STANDARD GEAR. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
This group includes MOPAR 68002466AA, MOPAR 68305291AA and USA STANDARD GEAR USA33409.
Differential Crush Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| USA STANDARD GEAR Popular Fits: all 2018 2500 engines | USA33099 | 🇺🇸 US | Front4WD | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40112257 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 11.5 (In) Rear Axle | View on Amazon |
| MOTIVE GEAR Fits: all 2018 2500 engines | 14012691 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Crush Sleeve | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA33568 | 🇺🇸 US 🇨🇦 CA | RearChrysler 11.5" | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA33623 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear11.5 In. Conversion Crush Sleeve | View on Amazon |
This table covers the Differential Crush sleeves.
5 Differential Crush Sleeve parts for the 2018 Ram 2500 come from 3 brands — USA STANDARD GEAR, AAM and MOTIVE GEAR. The "Popular" part is USA STANDARD GEAR USA33099. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
Listed part numbers: USA STANDARD GEAR USA33099, AAM 40112257 and MOTIVE GEAR 14012691, plus the other parts above.
Differential Fill / Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Fits: all 2018 2500 engines | 40042937 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Magneticwith 11.5 (In) Rear Axle | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40007601 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 11.5 (In) Rear Axle | View on Amazon |
This table covers the Differential Fill drain plugs.
AAM supplies both parts for the 2018 Ram 2500. All of them fit every engine offered in the 2018 2500.
This group includes AAM 40042937 and AAM 40007601.
Differential Gear Installation Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTIVE GEAR Fits: all 2018 2500 engines | C115IK | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Differential Gear Install Kit | View on Amazon |
| MOTIVE GEAR Fits: all 2018 2500 engines | C925IKLA | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Differential Gear Install KitOpen Length Ring Gear Bolts | View on Amazon |
This table covers the Differential Gear Installation kits.
2 Differential Gear Installation Kit parts for the 2018 Ram 2500 come from MOTIVE GEAR. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
Listed part numbers: MOTIVE GEAR C115IK and MOTIVE GEAR C925IKLA.
Differential Lock Actuator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOTECNICA Fits: all 2018 2500 engines | DG0418512 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | FrontBig Horn or Laramie or Laramie Longhorn or SLT Model or Tradesman | View on Amazon |
This table covers the Differential Lock actuators. Typical signs include a door or range that will not move, or a click with no motion. Confirm the command signal before replacing the actuator — a failed module looks the same.
One part is listed for the 2018 Ram 2500 — AUTOTECNICA DG0418512.
Differential Pinion Bearing / Race
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Popular Fits: all 2018 2500 engines | WTM802048 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Bearing Shape: Cylindrical | View on Amazon |
| FAMOUS BRAND Fits: all 2018 2500 engines | SHM88610 | 🇺🇸 US 🇨🇦 CA | FrontOuter | View on Amazon |
| FAMOUS BRAND Fits: all 2018 2500 engines | SM802011 | 🇺🇸 US 🇨🇦 CA | RearOuter | View on Amazon |
| FAMOUS BRAND Fits: all 2018 2500 engines | SM802048 | 🇺🇸 US 🇨🇦 CA | RearOuter | View on Amazon |
| ULTRA-POWER Fits: all 2018 2500 engines | WTM802048 | 🇺🇸 US 🇨🇦 CA | RearOUTER | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WTHM88610 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Cup Outside Diameter (In): 2.8439999999999999 InRace | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WTM802011 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WTHM88649 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outer4WD | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WTHM804846 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner4WD | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WTHM804810 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WTHM807010 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WTHM807046 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Bearing Type: Taper | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA Popular Fits: all 2018 2500 engines | NBM802011 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| BCA Popular Fits: all 2018 2500 engines | NBM802048 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Bearing Shape: Cylindrical | View on Amazon |
| NATIONAL Popular Fits: all 2018 2500 engines | HM88610 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | RaceTaper Bearing Cup | View on Amazon |
| TIMKEN Popular Fits: all 2018 2500 engines | HM807010 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| TIMKEN Popular Fits: all 2018 2500 engines | HM807046 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Outer | View on Amazon |
| BCA Fits: all 2018 2500 engines | NBHM88610 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| BCA Fits: all 2018 2500 engines | NBHM88649 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Bearing Shape: Cylindrical | View on Amazon |
| BCA Fits: all 2018 2500 engines | NBHM804810 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| BCA Fits: all 2018 2500 engines | NBHM807010 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| BCA Fits: all 2018 2500 engines | NBHM804846 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner4WD | View on Amazon |
| MOTIVE GEAR Fits: all 2018 2500 engines | R925RLAPK | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | KitKoyo Bearings | View on Amazon |
| MOTIVE GEAR Fits: all 2018 2500 engines | R925RLATPK | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Pinion Bearing Kit Includes Timken Pinion Bearings, Brush, Crush Sleeve, Marking Compound, Pinion Nut, Pinion Seal, Pinion Shims, and Thread Locking Compound | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | M802011 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Taper Bearing Cup | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | HM804810 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | HM807010 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | HM804846 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Inner4WD | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | HM807046 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Innerwith 11.5 IN Ring Gear | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | HM88610 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | M802011 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | KM802048 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Inner11.50" Ring Gear | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | KHM88649 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outerwith 9.25 In Ring Gear | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | HM804810 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | HM807010 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | KHM804846 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Innerwith 9.25 In Ring Gear | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | KHM807046 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Inner36.512 mm Width | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | NP673386 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| SKF Fits: all 2018 2500 engines | HM88610 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| SKF Fits: all 2018 2500 engines | HM804810VP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| SKF Fits: all 2018 2500 engines | HM807010VP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| SKF Fits: all 2018 2500 engines | NP673386 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race | View on Amazon |
| SKF Fits: all 2018 2500 engines | HM807046VP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 2.0000 In. Bearing Inside Diameter | View on Amazon |
| SKF Fits: all 2018 2500 engines | NP848872 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear InnerAmerican 11.50" Axle | View on Amazon |
| TIMKEN Fits: all 2018 2500 engines | NP673386 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Race4.375 Cup Outer Diam | View on Amazon |
| TIMKEN Fits: all 2018 2500 engines | NP848872 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Inner | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | ZPKC925F | 🇺🇸 US 🇨🇦 CA | Front4WD | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA13094 | 🇺🇸 US 🇨🇦 CA | KitIncludes Timken Pinion Bearings | View on Amazon |
This table covers the bearings and races on the differential pinion.
48 Differential Pinion Bearing / Race parts for the 2018 Ram 2500 come from 10 brands — SCHAEFFLER, WJB / INMOTION PARTS, BCA and 7 other brands. The "Popular" part is WJB / INMOTION PARTS WTM802048. Economy and Standard Replacement are all represented, and Standard Replacement alone accounts for 36 parts.
Differential Pinion Flange
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Popular Fits: all 2018 2500 engines | 68206268AA | 🇺🇸 US 🇨🇦 CA | Fits 6 Speed Automatic 68RFE TransmissionMega Cabor 6 Speed Automatic 68RFE Transmission | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40118924 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Flange Serieswith Coil Spring Rear Suspension | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 68206452AA | 🇺🇸 US 🇨🇦 CA | Fits 6 Speed Automatic 68RFE TransmissionMega Cabor 6 Speed Automatic 68RFE Transmission | View on Amazon |
| MOPAR Fits: 6.7L L6 DIESEL Turbocharged | 68206270AA | 🇺🇸 US 🇨🇦 CA | Fits Cummins Engine6-Speed Manual G56 Transmission | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA41222 | 🇺🇸 US | Front4WD | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA41265 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Drive Shaft Pinion Yoke | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA41268 | 🇺🇸 US | RearRam 11.5 In. Rear Axle | View on Amazon |
This table covers the flanges that connect the driveshaft to the differential pinion.
7 Differential Pinion Flange parts are listed for the 2018 Ram 2500, from MOPAR, USA STANDARD GEAR and AAM. MOPAR 68206268AA carries the "Popular" badge. 6 parts fit every engine; the other 1 is engine-specific.
This group includes MOPAR 68206268AA, AAM 40118924 and MOPAR 68206452AA and the remaining parts above.
Differential Pinion Nut
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Fits: all 2018 2500 engines | 40003027 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 11.5 (In) Rear AxlePinion Gear Nut | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40126149 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 11.5 (In) Rear Axle | View on Amazon |
| MOTIVE GEAR Fits: all 2018 2500 engines | 1260823 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Differential Pinion Shaft NutPinion Nut | View on Amazon |
This table covers the Differential Pinion nuts.
3 Differential Pinion Nut parts are listed for the 2018 Ram 2500, from AAM and MOTIVE GEAR. All of them fit every engine offered in the 2018 2500.
This group includes AAM 40003027, AAM 40126149 and MOTIVE GEAR 1260823.
Differential Pinion Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Fits: all 2018 2500 engines | 26060977 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Replacement sleevewith 11.5 (In) Rear Axle | View on Amazon |
| AAM Fits: all 2018 2500 engines | 26060975 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | FrontSleeve To adapt standard yoke To Use late model triple Lip pinion seal | View on Amazon |
| SKF Fits: all 2018 2500 engines | 99878 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
This table covers the wear sleeves used to restore a grooved pinion seal surface.
3 Differential Pinion Repair Sleeve parts are listed for the 2018 Ram 2500, from AAM and SKF. All of them fit every engine offered in the 2018 2500.
Part numbers include AAM 26060977, AAM 26060975 and SKF 99878.
Differential Pinion Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL Popular Fits: all 2018 2500 engines | 710558 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outer4WD | View on Amazon |
| TIMKEN Popular Fits: all 2018 2500 engines | 710558 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40017140 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 9.25 (In) Front Axle | View on Amazon |
| BCA Fits: all 2018 2500 engines | NS710558 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outer4WD | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | SS3077 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Frontwith American Axle | View on Amazon |
| SKF Fits: all 2018 2500 engines | 20459 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | FrontAmerican 9.25" Axle | View on Amazon |
| SKF Fits: all 2018 2500 engines | 26750A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | RearAmerican 11.50" Axle | View on Amazon |
| TIMKEN Fits: all 2018 2500 engines | SL260180 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Outer | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WS710558 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outer4WD | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WS711076 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Shaft Diameter: 2.677 In | View on Amazon |
This table covers the seals at the differential pinion yoke. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
10 Differential Pinion Seal parts are listed for the 2018 Ram 2500, from TIMKEN, SKF, WJB / INMOTION PARTS and 4 other brands. NATIONAL 710558 carries the "Popular" badge. All of them fit every engine offered in the 2018 2500.
Differential Rebuild Kit
Master Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: all 2018 2500 engines | 697037 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front9.25" Ring Gear | View on Amazon |
| MOTIVE GEAR Popular Fits: all 2018 2500 engines | R925RLAMK | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Master Bearing Kit Includes Koyo Tapered Bearings, Brush, Cover Gasket (or RTV), Crush Sleeve (or Preload Shim Pack), Marking Compound, Pinion Nut, Pinion Seal | View on Amazon |
| BCA Fits: all 2018 2500 engines | NBDRK324GMK | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Master Kit | View on Amazon |
| BCA Fits: all 2018 2500 engines | NBDRK327BMK | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Master Kit | View on Amazon |
| MOTIVE GEAR Fits: all 2018 2500 engines | R118RCONVMKT | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Master Bearing Kit Includes Timken Tapered Bearings, Brush, Cover Gasket (or RTV), Crush Sleeve (or Preload Shim Pack), Marking Compound | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | ZKC925F | 🇺🇸 US 🇨🇦 CA | Differential Rebuild KitsIncludes Koyo Bearings | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA14127 | 🇺🇸 US 🇨🇦 CA | Yukon Master Kit | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | ZKAAM115C | 🇺🇸 US | Master Overhaul KitIncludes Koyo Bearings | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | ZKAAM115CONV | 🇺🇸 US | Differential Rebuild KitsIncludes Koyo Bearings, conversion bearings To install early 2.00 In. Diameter Pinion In place of The OE 2.125 In. Diameter Pinion. | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA14221 | 🇺🇸 US | Differential Rebuild KitsIncludes conversion bearings To install early 2.00 In. Diameter Pinion In place of The OE 2.125 In. Diameter Pinion. | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA14219 | 🇺🇸 US | Yukon Differential Master KitIncludes Timken Bearings | View on Amazon |
Standard Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTIVE GEAR Popular Fits: all 2018 2500 engines | R925RLAT | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Bearing Kit Includes Timken Tapered Bearings, Brush, Cover Gasket (or RTV), Crush Sleeve (or Preload Shim Pack), Marking Compound, Pinion Nut, Pinion Seal | View on Amazon |
| SKF Popular Fits: all 2018 2500 engines | SDK324G | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Standard Kit | View on Amazon |
| AAM Fits: all 2018 2500 engines | 74067018 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 11.5 (In) Rear Axlewith Rear Leaf Springs | View on Amazon |
| AAM Fits: all 2018 2500 engines | 74067023 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 11.5 (In) Rear Axlewith Rear Coil Springs | View on Amazon |
| BCA Fits: all 2018 2500 engines | NBDRK324G | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Standard Kit | View on Amazon |
| BCA Fits: all 2018 2500 engines | NBDRK327B | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Standard Kit | View on Amazon |
| MOTIVE GEAR Fits: all 2018 2500 engines | R925RLA | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Bearing Kit Includes Koyo Tapered Bearings, Brush, Cover Gasket (or RTV), Crush Sleeve (or Preload Shim Pack), Marking Compound, Pinion Nut, Pinion Seal, and Thread Locking Compound | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | ZBKC925F | 🇺🇸 US 🇨🇦 CA | Standard KitsIncludes Koyo Bearings, Pinion Bearings, Carrier Bearings, Crush Sleeve, Pinion Seal | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA11096 | 🇺🇸 US 🇨🇦 CA | Standard KitTimken Bearings | View on Amazon |
This table covers kits that group the bearings, races and seals for a differential rebuild.
20 Differential Rebuild Kit parts for the 2018 Ram 2500 come from 6 brands — USA STANDARD GEAR, MOTIVE GEAR, BCA and 3 other brands. The "Popular" part is DORMAN 697037. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
The Master Kit section lists 11 options from USA STANDARD GEAR, MOTIVE GEAR, BCA and 1 other brand — grouped under the catalog's "Master Kit" designation — the notes column spells out what sets them apart. DORMAN 697037 is listed in this group.
In the Standard Kit grade, MOTIVE GEAR, AAM, BCA and 2 other brands supply 9 parts: grouped under the catalog's "Standard Kit" designation — the notes column spells out what sets them apart. A representative part number is MOTIVE GEAR R925RLAT.
Differential Ring and Pinion
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Popular Fits: all 2018 2500 engines | 40101174 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 3.42 Axle Ratiowith 14 Bolt Cover | View on Amazon |
| MOTIVE GEAR Popular Fits: all 2018 2500 engines | C118PK | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | RearChrysler 11.5" | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40030646 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 5.13 Axle Ratiowith 14 Bolt Cover | View on Amazon |
| AAM Fits: all 2018 2500 engines | D925410GS2 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Frontwith 4.10 Axle Ratio | View on Amazon |
| AAM Fits: all 2018 2500 engines | D115342GSK1 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 3.42 Axle Ratiowith 11.5 (In) Rear Axle | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40116812 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 4.44 Axle Ratiowith 14 Bolt Cover | View on Amazon |
| AAM Fits: all 2018 2500 engines | D115373GSK1 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rearwith 3.73 Axle Ratio | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40005988 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 4.56 Axle Ratiowith 14 Bolt Cover | View on Amazon |
| MOTIVE GEAR Fits: all 2018 2500 engines | C925F2 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
This table covers the ring-and-pinion gear sets that set the axle ratio.
9 Differential Ring and Pinion parts are listed for the 2018 Ram 2500, from AAM and MOTIVE GEAR. AAM 40101174 carries the "Popular" badge. All of them fit every engine offered in the 2018 2500.
This group includes AAM 40101174, MOTIVE GEAR C118PK and AAM 40030646 and the remaining parts above.
Differential Ring Gear Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Fits: all 2018 2500 engines | 14012703 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Thread Diameter: 12 MM | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40022812 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits M14 X 1.5 X 38 - 6 PT Hex with Adhesivewith 11.5 (In) Rear Axl | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40133130 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with 11.8 (In) Rear Axle | View on Amazon |
This table covers the Differential Ring Gear bolts.
AAM supplies the 3 Differential Ring Gear Bolt parts for the 2018 Ram 2500. All of them fit every engine offered in the 2018 2500.
This group includes AAM 14012703, AAM 40022812 and AAM 40133130.
Differential Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Popular Fits: all 2018 2500 engines | 26064030 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Use with 26060977 sleevewith 11.5 (In) Rear Axle | View on Amazon |
| AAM Fits: all 2018 2500 engines | 40047505 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear | View on Amazon |
| ELRING Fits: 5.7L V8 | B15530 | 🇨🇦 CA | Height [MM]: 8Material: AEM (Ethylene Acrylate Rubber) | View on Amazon |
| ELRING Fits: 5.7L V8 | B15550 | 🇨🇦 CA | 4WDCrew Cab Pickup | View on Amazon |
| ELRING Fits: 5.7L V8 | B15580 | 🇨🇦 CA | Material: FPM (fluoride rubber)Radial Shaft Seal Design: SP | View on Amazon |
This table covers the seals at the Differential. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
5 Differential Seal parts for the 2018 Ram 2500 come from 2 brands — ELRING and AAM. The "Popular" part is AAM 26064030. 2 parts fit every engine; the other 3 are engine-specific.
Listed part numbers: AAM 26064030, AAM 40047505 and ELRING B15530, plus the other parts above.
Differential Spider Gear
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA16067 | 🇺🇸 US | Differential Carrier Gear KitForged | View on Amazon |
This table covers the Differential Spider gears.
One part is listed for the 2018 Ram 2500 — USA STANDARD GEAR USA16067.
Drive Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: all 2018 2500 engines | 976996 | 🇺🇸 US 🇨🇦 CA | Length: 97.75" | View on Amazon |
| SKP Popular Fits: 5.7L V8, 6.4L V8 | SK938262 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| SKP Popular Fits: 6.7L L6 DIESEL Turbocharged | SK938263 | 🇺🇸 US 🇨🇦 CA | Front4WD | View on Amazon |
| TOP NOTCH Popular Fits: all 2018 2500 engines | TN1219PS | 🇺🇸 US 🇨🇦 CA | Front4WD | View on Amazon |
| CARDONE Fits: 5.7L V8, 6.4L V8 | 653021 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| CARDONE Fits: 6.7L L6 DIESEL Turbocharged | 653016 | 🇺🇸 US 🇨🇦 CA | Front4WD | View on Amazon |
| DORMAN Fits: 5.7L V8, 6.4L V8 | 938262 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Length: 31.75" | View on Amazon |
| DORMAN Fits: all 2018 2500 engines | 986479 | 🇺🇸 US 🇨🇦 CA | Length: 108.5" | View on Amazon |
| DORMAN Fits: all 2018 2500 engines | 986128 | 🇺🇸 US 🇨🇦 CA | Length: 97" | View on Amazon |
| DORMAN Fits: all 2018 2500 engines | 986480 | 🇺🇸 US 🇨🇦 CA | Length: 87.5" | View on Amazon |
| DORMAN Fits: all 2018 2500 engines | 966514 | 🇺🇸 US 🇨🇦 CA | Length: 68.75" | View on Amazon |
| DORMAN Fits: all 2018 2500 engines | 938387 | 🇺🇸 US 🇨🇦 CA | Length: 34.625" | View on Amazon |
| DORMAN Fits: 6.7L L6 DIESEL Turbocharged | 938263 | 🇺🇸 US 🇨🇦 CA | Length: 34.25" | View on Amazon |
| DORMAN Fits: 6.7L L6 DIESEL Turbocharged | 986976 | 🇺🇸 US 🇨🇦 CA | Length: 94.875" | View on Amazon |
| DORMAN Fits: 6.7L L6 DIESEL Turbocharged | 976748 | 🇺🇸 US 🇨🇦 CA | Length: 90.25" | View on Amazon |
| MOPAR Fits: 6.7L L6 DIESEL Turbocharged | 5146478AB | 🇺🇸 US 🇨🇦 CA | 2-Piece | View on Amazon |
| TOP NOTCH Fits: all 2018 2500 engines | TN1218PS | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| TRAKMOTIVE Fits: 6.7L L6 DIESEL Turbocharged | CHP412 | 🇺🇸 US 🇨🇦 CA | Front4WD | View on Amazon |
This table covers the driveshafts that carry torque from the transmission or transfer case.
18 Drive Shaft parts for the 2018 Ram 2500 come from 6 brands — DORMAN, SKP, TOP NOTCH and 3 other brands. The "Popular" part is DORMAN 976996. 8 parts fit every engine; the other 10 are engine-specific.
Drive Shaft Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 2500 engines | 13864 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Rear | View on Amazon |
This table covers the Drive Shaft bolts.
One part is listed for the 2018 Ram 2500 — DORMAN 13864.
Drive Shaft Center Support Bearing
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Fits: all 2018 2500 engines | SKDS6079 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | CenterSquare Housing | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ANCHOR Fits: all 2018 2500 engines | 6079 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Centerwith 35mm Inside Diameter Bearing(s) | View on Amazon |
This table covers the Drive Shaft Center Support bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
2 Drive Shaft Center Support Bearing parts for the 2018 Ram 2500 come from 2 brands — SKP and ANCHOR. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
The Economy section: 1 option from SKP. SKP SKDS6079 is listed in this group.
Standard Replacement: 1 part, from ANCHOR. A representative part number is ANCHOR 6079.
Listed part numbers: SKP SKDS6079 and ANCHOR 6079.
Drive Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Fits: all 2018 2500 engines | 40201742 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Frontwith 9.25 (In) Front Axle | View on Amazon |
| ELRING Fits: 5.7L V8 | B15590 | 🇨🇦 CA | 4WDCrew Cab Pickup | View on Amazon |
| ELRING Fits: 6.7L L6 DIESEL Turbocharged | B15300 | 🇺🇸 US 🇨🇦 CA | Crew Cab PickupLaramie | View on Amazon |
This table covers the seals at the Drive Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
3 Drive Shaft Seal parts are listed for the 2018 Ram 2500, from ELRING and AAM. 1 part fits every engine; the other 2 are engine-specific.
Listed part numbers: AAM 40201742, ELRING B15590 and ELRING B15300.
Gear Oil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| IDEMITSU Popular Fits: 5.7L V8 | 30305075750 | 🇺🇸 US | 75W90 Gear Oil1 Quart | View on Amazon |
| IDEMITSU Fits: all 2018 2500 engines | 30305024750 | 🇺🇸 US | 75W90 Racing Gear Oil1 Quart | View on Amazon |
| VALVOLINE Fits: all 2018 2500 engines | 892683 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Syngard Heavy Duty Full Synthetic SAE 75W-90 Gear Oil208 L | View on Amazon |
| VALVOLINE Fits: all 2018 2500 engines | 892802 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Syngard Heavy Duty Full Synthetic SAE 75W-90 Gear Oil15.8 Gallon | View on Amazon |
| VALVOLINE Fits: all 2018 2500 engines | 915052 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Advanced Full Synthetic SAE 75W-85 Gear Oil1 Gallon | View on Amazon |
| VALVOLINE Fits: all 2018 2500 engines | 915053 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Advanced Full Synthetic SAE 75W-85 Gear Oil1 Quart Flex Fill | View on Amazon |
This table covers the gear oils specified for the axle or transfer case. Typical signs include a low-oil lamp, knocking, or oil that has gone thin before the next interval. Match the viscosity and spec in the notes, not just the weight on the bottle.
6 Gear Oil parts are listed for the 2018 Ram 2500, from VALVOLINE and IDEMITSU. IDEMITSU 30305075750 carries the "Popular" badge. 5 parts fit every engine; the other 1 is engine-specific.
Part numbers include IDEMITSU 30305075750, IDEMITSU 30305024750 and VALVOLINE 892683, among others listed above.
Gear Oil Additive
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA15018 | 🇺🇸 US | Friction ModifierPositraction Additive | View on Amazon |
This table covers the Gear Oil additives.
One part is listed for the 2018 Ram 2500 — USA STANDARD GEAR USA15018.
Stub Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Fits: all 2018 2500 engines | 40104192 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outerwith 9.25 (In) Front Axle | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA21838 | 🇺🇸 US 🇨🇦 CA | Axle Shaft | View on Amazon |
| USA STANDARD GEAR Fits: all 2018 2500 engines | USA21782 | 🇺🇸 US 🇨🇦 CA | Front OuterRequires 2013 & Down Axle Nut 1-1/8"-18 | View on Amazon |
This table covers the Stub axles. Typical signs include a click in a turn, vibration with speed, or grease around the boot. Torque the axle nut to the method in the notes.
3 Stub Axle parts for the 2018 Ram 2500 come from 2 brands — USA STANDARD GEAR and AAM. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
This group includes AAM 40104192, USA STANDARD GEAR USA21838 and USA STANDARD GEAR USA21782.
Transfer Case Assembly
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2018 2500 engines | 5146625AI | 🇺🇸 US 🇨🇦 CA | Fits BW 44-46Elec Shift-On-The-Fly Transfer Case | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 5146621AG | 🇺🇸 US 🇨🇦 CA | Fits BW 44-47Manual Shift-On-The-Fly Transfer Case | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 5146621AJ | 🇺🇸 US 🇨🇦 CA | Fits BW 44-47Manual Shift-On-The-Fly Transfer Case | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 5146625AJ | 🇺🇸 US 🇨🇦 CA | Fits BW 44-46Elec Shift-On-The-Fly Transfer Case | View on Amazon |
This table covers the Transfer Case assemblies.
MOPAR supplies the 4 Transfer Case Assembly parts for the 2018 Ram 2500. All of them fit every engine offered in the 2018 2500.
This group includes MOPAR 5146625AI, MOPAR 5146621AG and MOPAR 5146621AJ and the remaining parts above.
Transfer Case Control Lever
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2018 2500 engines | 68163887AA | 🇺🇸 US 🇨🇦 CA | Fits Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-On-The-Fly Transfer Case | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 52105551AC | 🇺🇸 US 🇨🇦 CA | Fits Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-On-The-Fly Transfer Case | View on Amazon |
This table covers the levers that shift the transfer case.
2 Transfer Case Control Lever parts for the 2018 Ram 2500 come from MOPAR. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
Listed part numbers: MOPAR 68163887AA and MOPAR 52105551AC.
Transfer Case Control Lever Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 2500 engines | 14078 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with Shift on the Fly Transfer Case | View on Amazon |
| SKP Fits: all 2018 2500 engines | SK14078 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | with Shift on the Fly Transfer Case | View on Amazon |
This table covers the Transfer Case Control Lever bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
2 Transfer Case Control Lever Bushing parts for the 2018 Ram 2500 come from 2 brands — DORMAN and SKP. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
Listed part numbers: DORMAN 14078 and SKP SK14078.
Transfer Case Control Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: all 2018 2500 engines | 599099 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits 4WDwith Sales Code DK1 (Manual Shift Transfer Case) | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 68250127AC | 🇺🇸 US 🇨🇦 CA | Fits MAN Shift-On-The-Fly Transfer Case or Elec Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab | View on Amazon |
This table covers the Transfer Case control modules.
2 Transfer Case Control Module parts for the 2018 Ram 2500 come from 2 brands — DORMAN and MOPAR. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
This group includes DORMAN 599099 and MOPAR 68250127AC.
Transfer Case Fluid
Dexron
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Fits: all 2018 2500 engines | 798153 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Dexron III / Mercon ATF1 Quart | View on Amazon |
| VALVOLINE Fits: all 2018 2500 engines | 773636 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Dexron III / Mercon ATF1 Gallon | View on Amazon |
| VALVOLINE Fits: all 2018 2500 engines | VV349 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Dexron III / Mercon ATF5 Gallon Pail | View on Amazon |
Multi-Vehicle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Fits: all 2018 2500 engines | 855459 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multi-Vehicle Transfer Case Fluid1 Quart | View on Amazon |
This table covers the fluids specified for the transfer case. Typical signs include discolored fluid, a burnt smell, or a level that keeps dropping. Use only the specification in the notes — the tables group grades because they are not interchangeable.
VALVOLINE supplies the 4 Transfer Case Fluid parts for the 2018 Ram 2500. All of them fit every engine offered in the 2018 2500.
In the Dexron grade, VALVOLINE supplies 3 parts: grouped under the catalog's "Dexron" designation — the notes column spells out what sets them apart. A representative part number is VALVOLINE 798153.
In the Multi-Vehicle grade, VALVOLINE supplies 1 part: grouped under the catalog's "Multi-Vehicle" designation — the notes column spells out what sets them apart. A representative part number is VALVOLINE 855459.
This group includes VALVOLINE 798153, VALVOLINE 773636 and VALVOLINE VV349 and the remaining parts above.
Transfer Case High / Low Clutch
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2018 2500 engines | 68206417AB | 🇺🇸 US 🇨🇦 CA | Fits Elec Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer Case | View on Amazon |
This table covers the Transfer Case High / Low clutches. Typical signs include slip at highway speed, chatter on takeoff, or a pedal that stays low. Resurface or replace the flywheel with the clutch — a heat-checked flywheel wastes the new disc.
One part is listed for the 2018 Ram 2500 — MOPAR 68206417AB.
Transfer Case Input Shaft Bearing
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | RB6011 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WDwith Borg-Warner 4446 Transfer Case | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA Fits: all 2018 2500 engines | NB111 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits with Borg Warner 4446 Transfer Casewith Part Time 4WD | View on Amazon |
| SCHAEFFLER Fits: all 2018 2500 engines | 6011 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WD90 mm Outside Diameter | View on Amazon |
This table covers the Transfer Case Input Shaft bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
3 Transfer Case Input Shaft Bearing parts are listed for the 2018 Ram 2500, from WJB / INMOTION PARTS, BCA and SCHAEFFLER. All of them fit every engine offered in the 2018 2500.
Economy: 1 part, from WJB / INMOTION PARTS. A representative part number is WJB / INMOTION PARTS RB6011.
The Standard Replacement section: 2 options from BCA and SCHAEFFLER. BCA NB111 is listed in this group.
This group includes WJB / INMOTION PARTS RB6011, BCA NB111 and SCHAEFFLER 6011.
Transfer Case Input Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 6.7L L6 DIESEL Turbocharged | B15440 | 🇺🇸 US 🇨🇦 CA | 4WDCrew Cab Pickup | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | 710941 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits 4WDwith Borg-Warner 4446 Transfer Case | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WS710941 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Width (In): 0.39400000000000002 In | View on Amazon |
This table covers the seals at the Transfer Case Input Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
3 Transfer Case Input Shaft Seal parts for the 2018 Ram 2500 come from 3 brands — ELRING, NATIONAL and WJB / INMOTION PARTS. 2 parts fit every engine; the other 1 is engine-specific.
Listed part numbers: ELRING B15440, NATIONAL 710941 and WJB / INMOTION PARTS WS710941.
Transfer Case Motor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: all 2018 2500 engines | 600908 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WDCase Model BW44-46 | View on Amazon |
| MOPAR Popular Fits: all 2018 2500 engines | 68089746AC | 🇺🇸 US 🇨🇦 CA | Fits Electric Shift-On-The-Fly Transfer CaseMega Cabor Electric Shift-On-The-Fly Transfer Case | View on Amazon |
| AUTOTECNICA Fits: all 2018 2500 engines | GM0518216 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WDCase Model BW44-46 | View on Amazon |
| LARES Fits: all 2018 2500 engines | 30350 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Case Model BW44-46 | View on Amazon |
| SKP Fits: all 2018 2500 engines | SK600908 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WDCase Model BW44-46 | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: all 2018 2500 engines | TCM100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Finish: All Standard | View on Amazon |
| WAI GLOBAL Fits: all 2018 2500 engines | TC1013 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WDCase Model BW44-46 | View on Amazon |
This table covers the Transfer Case motors. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
7 Transfer Case Motor parts for the 2018 Ram 2500 come from 7 brands — DORMAN, MOPAR, AUTOTECNICA and 4 other brands. The "Popular" part is DORMAN 600908. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
This group includes DORMAN 600908, MOPAR 68089746AC and AUTOTECNICA GM0518216 and the remaining parts above.
Transfer Case Mount
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2018 2500 engines | 52119637AA | 🇺🇸 US 🇨🇦 CA | Fits HEMICNG | View on Amazon |
This table covers the Transfer Case mounts. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes.
This group shows a single part: MOPAR 52119637AA.
Transfer Case Output Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2018 2500 engines | 68161336AC | 🇺🇸 US 🇨🇦 CA | Fits Elec Shift-on-the-Fly Transfer CaseMega Cabor Elec Shift-on-the-Fly Transfer Case | View on Amazon |
This table covers the Transfer Case Output shafts.
This group shows a single part: MOPAR 68161336AC.
Transfer Case Output Shaft Bearing
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Popular Fits: all 2018 2500 engines | RB6208 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Rear4WD | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | RB6307 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Rearward4WD | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | RB6309 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Front Forward4WD | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA Popular Fits: all 2018 2500 engines | NB208 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Rearwith Borg Warner 4446 Transfer Case | View on Amazon |
| NATIONAL Popular Fits: all 2018 2500 engines | 208 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Rear4WD | View on Amazon |
| BCA Fits: all 2018 2500 engines | NB309 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Front Forwardwith Borg Warner 4446 Transfer Case | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | 307 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Rearward4WD | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | 309 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Front Forward4WD | View on Amazon |
| SKF Fits: all 2018 2500 engines | 6307J | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front RearwardBorg Warner Transfer Case | View on Amazon |
| SKF Fits: all 2018 2500 engines | 6208J | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front ForwardBorg Warner Transfer Case | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA Fits: all 2018 2500 engines | NB307 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Front Rearwardwith Borg Warner 4446 Transfer Case | View on Amazon |
| SKF Fits: all 2018 2500 engines | 6309J | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | RearBorg Warner Transfer Case | View on Amazon |
This table covers the Transfer Case Output Shaft bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
12 Transfer Case Output Shaft Bearing parts for the 2018 Ram 2500 come from 4 brands — WJB / INMOTION PARTS, BCA, NATIONAL and 1 other brand. The "Popular" part is WJB / INMOTION PARTS RB6208. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
The Economy section: 3 options from WJB / INMOTION PARTS. WJB / INMOTION PARTS RB6208 is listed in this group.
Standard Replacement: 7 parts, from NATIONAL, BCA and SKF. A representative part number is BCA NB208.
2 further parts sit outside the graded sections, with the same engine-level match.
Transfer Case Output Shaft Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA Fits: all 2018 2500 engines | NS99189 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | 99189 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WS99189 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
This table covers the wear sleeves used to restore a Transfer Case Output Shaft seal surface.
3 Transfer Case Output Shaft Repair Sleeve parts are listed for the 2018 Ram 2500, from BCA, NATIONAL and WJB / INMOTION PARTS. All of them fit every engine offered in the 2018 2500.
Part numbers include BCA NS99189, NATIONAL 99189 and WJB / INMOTION PARTS WS99189.
Transfer Case Output Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL Popular Fits: all 2018 2500 engines | 710943 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear4WD | View on Amazon |
| SKF Popular Fits: all 2018 2500 engines | 18892 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | FrontBorg Warner Transfer Case | View on Amazon |
| BCA Fits: all 2018 2500 engines | NS710661 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Frontwith Borg Warner 4476 Transfer Case | View on Amazon |
| NATIONAL Fits: all 2018 2500 engines | 710661 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
| SKF Fits: all 2018 2500 engines | 22865A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | RearBorg Warner Transfer Case | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WS710661 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front4WD | View on Amazon |
This table covers the seals at the Transfer Case Output Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
6 Transfer Case Output Shaft Seal parts are listed for the 2018 Ram 2500, from NATIONAL, SKF, BCA and 1 other brand. NATIONAL 710943 carries the "Popular" badge. All of them fit every engine offered in the 2018 2500.
Listed part numbers: NATIONAL 710943, SKF 18892 and BCA NS710661, plus the other parts above.
Transfer Case Shift Linkage
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2018 2500 engines | 68105049AB | 🇺🇸 US 🇨🇦 CA | Transfer Case | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 68240338AA | 🇺🇸 US 🇨🇦 CA | Transfer Case | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 68105052AB | 🇺🇸 US 🇨🇦 CA | Transfer Case | View on Amazon |
This table covers the Transfer Case Shift linkages.
3 Transfer Case Shift Linkage parts for the 2018 Ram 2500 come from MOPAR. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
Listed part numbers: MOPAR 68105049AB, MOPAR 68240338AA and MOPAR 68105052AB.
Transfer Case Shift Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL Popular Fits: all 2018 2500 engines | 330385 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WDwith Borg-Warner 4446 Transfer Case | View on Amazon |
| WJB / INMOTION PARTS Popular Fits: all 2018 2500 engines | WS330385 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WDwith Borg-Warner 4446 Transfer Case | View on Amazon |
| ELRING Fits: 5.7L V8, 6.7L L6 DIESEL Turbocharged | B15450 | 🇺🇸 US 🇨🇦 CA | Material: AEM (Ethylene Acrylate Rubber) | View on Amazon |
| ELRING Fits: 5.7L V8, 6.7L L6 DIESEL Turbocharged | B15480 | 🇺🇸 US 🇨🇦 CA | Material: FPM (fluoro rubber)/ NBR (nitrile-butadien-rubber) | View on Amazon |
| ELRING Fits: 6.7L L6 DIESEL Turbocharged | B15430 | 🇺🇸 US 🇨🇦 CA | Material: ACM (Polyacrylate) | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | WS710690 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WD | View on Amazon |
This table covers the seals at the Transfer Case Shift Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
6 Transfer Case Shift Shaft Seal parts for the 2018 Ram 2500 come from 3 brands — ELRING, WJB / INMOTION PARTS and NATIONAL. The "Popular" part is NATIONAL 330385. 3 parts fit every engine; the other 3 are engine-specific.
Listed part numbers: NATIONAL 330385, WJB / INMOTION PARTS WS330385 and ELRING B15450, plus the other parts above.
Transfer Case Sprocket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2018 2500 engines | 68161362AA | 🇺🇸 US 🇨🇦 CA | Fits Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer Case | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 68161363AA | 🇺🇸 US 🇨🇦 CA | Fits Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer Case | View on Amazon |
This table covers the Transfer Case sprockets.
2 Transfer Case Sprocket parts for the 2018 Ram 2500 come from MOPAR. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
Listed part numbers: MOPAR 68161362AA and MOPAR 68161363AA.
Transfer Case Vent
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOPAR Fits: all 2018 2500 engines | 68206423AA | 🇺🇸 US 🇨🇦 CA | Fits Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer Case | View on Amazon |
This table covers the vents on the transfer case.
This group shows a single part: MOPAR 68206423AA.
Universal Joint
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DANA Fits: all 2018 2500 engines | 15160X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SVLGreasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | 15155X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SVLGreasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | 153207X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SVLGreasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | 25160X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Spicer SelectGreasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | 253207X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Spicer SelectNon-Greasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | 25155X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Spicer SelectGreasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | 253212X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Spicer SelectNon-Greasable | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT232 | 🇺🇸 US 🇨🇦 CA | Grade Type: Performance-Bearing Greaseable | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT231 | 🇺🇸 US 🇨🇦 CA | Grade Type: Performance-Non-Greaseable | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT331 | 🇺🇸 US 🇨🇦 CA | Grade Type: STD-Greaseable | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT330A | 🇺🇸 US 🇨🇦 CA | Grade Type: STD-Greaseable | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT295A | 🇺🇸 US 🇨🇦 CA | Grade Type: Performance-Bearing Greaseable | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT296A | 🇺🇸 US 🇨🇦 CA | Grade Type: Performance-Non-Greaseable | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT261 | 🇺🇸 US 🇨🇦 CA | Grade Type: Performance-Bearing Greaseable | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT262 | 🇺🇸 US 🇨🇦 CA | Grade Type: Performance-Non-Greaseable | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT351A | 🇺🇸 US 🇨🇦 CA | Grade Type: STD-Greaseable | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: all 2018 2500 engines | 45U0304 | 🇺🇸 US 🇨🇦 CA | Greasable Super Strength | View on Amazon |
| DANA Fits: all 2018 2500 engines | 51410X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Spicer Life Series (SPL)Non-Greasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | 51410XP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Spicer Life Series (SPL) PlusNon-Greasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | 514101X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Spicer Life Series (SPL)Greasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | SPL70X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Spicer Life Series (SPL)Non-Greasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | SPL701X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Spicer Life Series (SPL)Greasable | View on Amazon |
| GMB Fits: all 2018 2500 engines | 2150178 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Performance GradeGreasable | View on Amazon |
| MOOG Fits: all 2018 2500 engines | 291 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Super StrengthNon-Greasable | View on Amazon |
| MOOG Fits: all 2018 2500 engines | 279 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Super StrengthGreasable | View on Amazon |
| MOOG Fits: all 2018 2500 engines | 366B | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Super StrengthGreasable | View on Amazon |
| SKF Fits: all 2018 2500 engines | UJ231 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Brute Force Non Greaseable | View on Amazon |
| SKF Fits: all 2018 2500 engines | UJ232 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Brute Force Greaseable | View on Amazon |
| SKF Fits: all 2018 2500 engines | UJ295 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Brute Force Greaseable | View on Amazon |
| SKF Fits: all 2018 2500 engines | UJ295A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Brute Force Greaseablewith 4.178" Outside Lock-up | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DANA Popular Fits: all 2018 2500 engines | 53212X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SpicerNon-Greasable | View on Amazon |
| GMB Popular Fits: all 2018 2500 engines | 2100178 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | GreasableGrease Fitting in Cross | View on Amazon |
| GMB Popular Fits: all 2018 2500 engines | 2100447 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Non-Greasable1.188" Bearing Cap Diameter | View on Amazon |
| GMB Popular Fits: all 2018 2500 engines | 2101557 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | GreasableGrease Fitting in Cross | View on Amazon |
| MOOG Popular Fits: all 2018 2500 engines | 479 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Front Axle Shaft - Left Outer4WD | View on Amazon |
| SKF Popular Fits: all 2018 2500 engines | UJ479 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greaseable | View on Amazon |
| AAM Fits: all 2018 2500 engines | 74085339 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Shaftwith 1.188 In. Bearing Cup Diameter, with 4.178 In. Outside Lock-up | View on Amazon |
| ACDELCO Fits: all 2018 2500 engines | 45U01019 | 🇺🇸 US 🇨🇦 CA | GoldGreasable | View on Amazon |
| ACDELCO Fits: all 2018 2500 engines | 45U0300 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| ACDELCO Fits: all 2018 2500 engines | 45U0306 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| ACDELCO Fits: all 2018 2500 engines | 45U2351 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| ACDELCO Fits: all 2018 2500 engines | 45U00000 | 🇺🇸 US 🇨🇦 CA | Gold | View on Amazon |
| DANA Fits: all 2018 2500 engines | 5160X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SpicerGreasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | 5155X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SpicerGreasable | View on Amazon |
| DANA Fits: all 2018 2500 engines | 53207X | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | SpicerNon-Greasable | View on Amazon |
| FVP Fits: 5.7L V8, 6.4L V8 | 2110160 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | GreasableGrease Fitting in Cross | View on Amazon |
| FVP Fits: all 2018 2500 engines | 2100447 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Non-Greasable1.188" Bearing Cap Diameter | View on Amazon |
| FVP Fits: 6.7L L6 DIESEL Turbocharged | 2310188 | 🇺🇸 US 🇨🇦 CA | Fits Rear Shaft All JointsRWD | View on Amazon |
| FVP Fits: 6.7L L6 DIESEL Turbocharged | 2300155 | 🇺🇸 US 🇨🇦 CA | GreasableGrease Fitting in Cross | View on Amazon |
| GMB Fits: 5.7L V8, 6.4L V8 | 2110160 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | GreasableGrease Fitting in Cross | View on Amazon |
| GMB Fits: 5.7L V8, 6.4L V8 | 2140160 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Non-Greasable | View on Amazon |
| GMB Fits: all 2018 2500 engines | 2141557 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Non-Greasable | View on Amazon |
| GMB Fits: 6.7L L6 DIESEL Turbocharged | 2310188 | 🇺🇸 US 🇨🇦 CA | Fits Rear Shaft All JointsRWD | View on Amazon |
| GMB Fits: 6.7L L6 DIESEL Turbocharged | 2300155 | 🇺🇸 US 🇨🇦 CA | GreasableGrease Fitting in Cross | View on Amazon |
| MOOG Fits: all 2018 2500 engines | 50401 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greasable | View on Amazon |
| MOOG Fits: all 2018 2500 engines | 358B | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greasable | View on Amazon |
| MOOG Fits: all 2018 2500 engines | 358CT | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greasable | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 68206456AA | 🇺🇸 US 🇨🇦 CA | Kit | View on Amazon |
| MOPAR Fits: all 2018 2500 engines | 68206321AB | 🇺🇸 US 🇨🇦 CA | Kit | View on Amazon |
| SKF Fits: all 2018 2500 engines | UJ330 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greaseable | View on Amazon |
| SKF Fits: all 2018 2500 engines | UJ331 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greaseable | View on Amazon |
| SKF Fits: all 2018 2500 engines | UJ331C | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greaseable | View on Amazon |
| SKF Fits: all 2018 2500 engines | UJ330A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greaseablewith 4.178" Outside Lock-up | View on Amazon |
| SKF Fits: all 2018 2500 engines | UJ330C | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greaseable | View on Amazon |
| SKF Fits: all 2018 2500 engines | UJ358 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Greaseable | View on Amazon |
This table covers the U-joints in the driveshaft.
65 Universal Joint parts are listed for the 2018 Ram 2500, from DANA, SKF, WJB / INMOTION PARTS and 6 other brands. DANA 53212X carries the "Popular" badge. They are grouped as Economy, Heavy Duty and Standard Replacement, with Standard Replacement the largest group at 35 parts from GMB, SKF, ACDELCO and 5 other brands.
Universal Joint Ball Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKF Fits: all 2018 2500 engines | UJ617 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WDwith (2 or 3) Joint Rear Shaft and (Flat Faced or Serrated) Front Pinion Flange | View on Amazon |
This table covers the Universal Joint Ball kits.
This group shows a single part: SKF UJ617.
Universal Joint Strap Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT33110 | 🇺🇸 US 🇨🇦 CA | Front Shaft All Joints0.75" Bolt Length | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT49210 | 🇺🇸 US 🇨🇦 CA | Front Shaft All Joints1.50" Bolt Length | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT35110 | 🇺🇸 US 🇨🇦 CA | Rear Shaft All JointsOE Series: Spicer 1480/1550 Half-Round | View on Amazon |
This table covers the Universal Joint Strap kits.
WJB / INMOTION PARTS supplies the 3 Universal Joint Strap Kit parts for the 2018 Ram 2500. All of them fit every engine offered in the 2018 2500.
This group includes WJB / INMOTION PARTS UJT33110, WJB / INMOTION PARTS UJT49210 and WJB / INMOTION PARTS UJT35110.
Universal Joint U-Bolt Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT33010 | 🇺🇸 US 🇨🇦 CA | Front Shaft All JointsOE Series: Spicer 1350/1410 Half-Round | View on Amazon |
| WJB / INMOTION PARTS Fits: all 2018 2500 engines | UJT35810 | 🇺🇸 US 🇨🇦 CA | Rear Shaft All JointsOE Series: Spicer 1480/1550 Half-Round | View on Amazon |
This table covers the Universal Joint U-Bolt kits.
2 Universal Joint U-Bolt Kit parts for the 2018 Ram 2500 come from WJB / INMOTION PARTS. Every part fits all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged).
Part numbers include WJB / INMOTION PARTS UJT33010 and WJB / INMOTION PARTS UJT35810.
Universal Joint Yoke
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKF Fits: all 2018 2500 engines | UJ650 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 4WDwith 3 Joint Rear Shaft Flat Faced Front Pinion Flange or with 2 Joint Rear Shaft Flat Faced Front Pinion Flange or with 2 Joint Rear Shaft Serrated Front Pinion Flange or with 3 Joint Rear Shaft Serrated Front Pinion Flange | View on Amazon |
This table covers the Universal Joint yokes.
One part is listed for the 2018 Ram 2500 — SKF UJ650.
Buying Drivetrain Parts for a 2018 Ram 2500
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Match the engine first. Some drivetrain parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the differential or transfer-case fluid with any axle or seal job while everything is already open.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Universal Joint and Differential Pinion Bearing / Race .
Frequently Asked Questions
How many drivetrain parts fit the 2018 Ram 2500?
Our catalog currently lists 343 drivetrain parts for the 2018 Ram 2500 across 57 subcategories and 34 brands, covering all 3 engine options (5.7L V8, 6.4L V8 and 6.7L L6 DIESEL Turbocharged). Each part is matched to the engine(s) it fits.
Do drivetrain parts differ between 2018 Ram 2500 engines?
Some do. 313 parts fit every engine; the other 30 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of drivetrain problems on a 2018 Ram 2500?
Common symptoms include clicking in tight turns, a clunk when shifting between drive and reverse, vibration that builds with speed, or gear oil on the inside of a wheel. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the differential or transfer-case fluid with any axle or seal job while everything is already open.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2018 Ram 2500 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2018 Ram 2500?
First match the engine — each row shows which engine(s) the part fits. Then a torn CV boot caught early is a cheap boot kit; caught late it is a whole axle — inspect before deciding which to buy. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2018 Ram 2500
Drivetrain Parts for Other Ram 2500 Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.