2020 Ram 2500 Drivetrain Parts: OEM & Replacement (176 Parts)

This page lists 176 drivetrain parts for the 2020 Ram 2500, across 40 part types, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Every part shows its brand, manufacturer part number and fitment notes.

On the 2020 Ram 2500, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. Most of the listed parts are Universal Joint (35 parts), Differential Pinion Bearing / Race (10 parts) and Differential Ring and Pinion (10 parts). The other 37 part types cover the remaining 121 parts.

4WD Actuator

Brand	Part Number	Markets	Notes	Buy
MOPAR Popular Fits: all 2020 2500 engines	68692481AA	🇺🇸 US 🇨🇦 CA	Fits 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear Axles Fitment notes — MOPAR 68692481AA Fits: 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesRegular Cab8 Foot Bedor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesCrew Cab8' Boxor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleMega Cabor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bedor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bedor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Boxor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Boxor 6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Wheelbase 2or 6,000 LB Front Axle, 3.73 Rear Axl	View on Amazon
WELLS Popular Fits: all 2020 2500 engines	1S16990	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with Tru Lok Axle	View on Amazon
AAM Fits: all 2020 2500 engines	40116533	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 9.25 (In) Front AxleElectronic Disconnect	View on Amazon
AAM Fits: all 2020 2500 engines	40160105	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with Locking Differentialwith 9.25 (In) Front Axle	View on Amazon
AAM Fits: all 2020 2500 engines	40222648	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 11.5 (In) Rear Axlewith Electronic Locking Differential	View on Amazon
AAM Fits: all 2020 2500 engines	40250500	🇺🇸 US 🇨🇦 CA 🇲🇽 MX		View on Amazon
MOPAR Fits: all 2020 2500 engines	5175284AC	🇺🇸 US 🇨🇦 CA	Fits 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear Axles Fitment notes — MOPAR 5175284AC Fits: 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesRegular Cab8 Foot Bedor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesCrew Cab8' Boxor 6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Wheelbase 2	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.

Axle Housing

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: all 2020 2500 engines	68460128AB	🇺🇸 US 🇨🇦 CA	Fits Rear11.50 Rear Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear Axles Fitment notes — MOPAR 68460128AB Fits: Rear11.50 Rear Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cab or: Rear11.50 Rear Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesCrew Cab8' Box or: Rear11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Wheelbase 2 or: Rear11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesRegular Cab, 8 Foot Bed	View on Amazon
MOPAR Fits: all 2020 2500 engines	68721238AB	🇺🇸 US 🇨🇦 CA	Fits Rear11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differential Rear Axle Fitment notes — MOPAR 68721238AB Fits: Rear11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differential Rear AxleCrew Cab8' Box or: Rear11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab8' Box or: Rear11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab8' Box or: Rear11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleRegular Cab, 8 Foot Bed or: Rear11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differential Rear AxleRegular Cab, 8 Foot Bed or: Rear11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleRegular Cab, 8 Foot Bed or: Rear11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab Wheelbase 2 or: Rear11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differential Rear AxleCrew Cab Wheelbase 2 or: Rear11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab Wheelbase 2	View on Amazon

This table covers the Axle housings.

Axle Shaft

Brand	Part Number	Markets	Notes	Buy
AAM Popular Fits: all 2020 2500 engines	40183413K	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Outer Shaft Length: 684.97 mm Fitment notes — AAM 40183413K Outer Shaft Length: 684.97 mm Front Leftwith 9.25 (In) Front Axle	View on Amazon
MOPAR Popular Fits: all 2020 2500 engines	68644049AA	🇺🇸 US 🇨🇦 CA	Fits FrontLeft Fitment notes — MOPAR 68644049AA Fits: FrontLeft6,000 LB Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab Crew Cab8' Box or: FrontLeft6,000 LB Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab Wheelbase 2 or: FrontLeft6,000 LB Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleMega Cab or: FrontLeft6,000 LB Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bed or: FrontLeft6,000 LB Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab Crew Cab8' Box or: FrontLeft6,000 LB Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab Wheelbase 2 or: FrontLeft6,000 LB Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleMega Cab or: FrontLeft6,000 LB Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bed or: FrontLeft6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Fro	View on Amazon
AAM Fits: all 2020 2500 engines	40104193K	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Kit Includes Axle Nut Fitment notes — AAM 40104193K Kit Includes Axle Nut Front Leftwith 9.25 (In) Front Axle	View on Amazon
AAM Fits: all 2020 2500 engines	40104194K	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Kit Includes Axle Nut Fitment notes — AAM 40104194K Kit Includes Axle Nut Front Rightwith 9.25 (In) Front Axle	View on Amazon
AAM Fits: all 2020 2500 engines	40192276	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	928 (mm) Lengthwith 11.5 (In) Rear Axle Fitment notes — AAM 40192276 928 (mm) Lengthwith 11.5 (In) Rear Axlewith 30 Splineswith Single Rear Wheels (SRW)	View on Amazon
AAM Fits: all 2020 2500 engines	40217447	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front Left684.97 (mm) Length Fitment notes — AAM 40217447 Front Left684.97 (mm) Lengthwith 35/33 Teethwith 9.25 (In) Front Axle	View on Amazon
AAM Fits: all 2020 2500 engines	40217448	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front RightAxle Nut Not Included Fitment notes — AAM 40217448 Front RightAxle Nut Not Includedwith 9.25 (In) Front Axle	View on Amazon
MOPAR Fits: all 2020 2500 engines	68644048AA	🇺🇸 US 🇨🇦 CA	Fits FrontRight Fitment notes — MOPAR 68644048AA Fits: FrontRight6,000 LB Front Axle4.10 Rear Axle RatioConventional Differential Front AxleCrew Cab Wheelbase 2 or: FrontRight6,000 LB Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Box or: FrontRight6,000 LB Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleMega Cab or: FrontRight6,000 LB Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Box or: FrontRight6,000 LB Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleMega Cab or: FrontRight6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab8' Box or: FrontRight6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesMega Cab or: FrontRight6,000 LB Front Axle3.73 Rear Axle RatioConventional Differential Front AxleCrew Cab Wheelbase 2 or: FrontRight6,000 LB Front Axle4.10 Rear Axle RatioTRU-LOK Front & Rear AxlesCrew Cab Wheelbase 2 or: FrontRigh	View on Amazon

This table covers the Axle shafts.

Axle Shaft Seal

Brand	Part Number	Markets	Notes	Buy
SKF Popular Fits: all 2020 2500 engines	14474	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front4WD	View on Amazon
NATIONAL Fits: all 2020 2500 engines	710874	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front4WD Fitment notes — NATIONAL 710874 Front4WDwith 9.25 IN Ring Gearwith AAM AxleIndependent front suspension	View on Amazon
TIMKEN Fits: all 2020 2500 engines	SL260175	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front4WD	View on Amazon
USA STANDARD GEAR Fits: all 2020 2500 engines	USA30236	🇺🇸 US	Yukon Mighty Seal Fitment notes — USA STANDARD GEAR USA30236 Yukon Mighty Seal Front Inner4WDChrysler 9.25"	View on Amazon
WJB / INMOTION PARTS Fits: all 2020 2500 engines	WS710874	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front4WD Fitment notes — WJB / INMOTION PARTS WS710874 Front4WDIndependent Front Suspensionwith 9.25 IN Ring Gearwith AAM Axle	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.

CV Intermediate Shaft

Brand	Part Number	Markets	Notes	Buy
DORMAN Fits: all 2020 2500 engines	630060	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front Inner4WD	View on Amazon
MOPAR Fits: all 2020 2500 engines	68644042AA	🇺🇸 US 🇨🇦 CA	Fits 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear Axles Fitment notes — MOPAR 68644042AA Fits: 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesRegular Cab8 Foot Bedor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesCrew Cab8' Boxor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleMega Cabor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bedor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bedor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Boxor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Boxor 6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Wheelbase 2or 6,000 LB Front Axle, 3.73 Rear Axl	View on Amazon

This table covers the CV Intermediate shafts.

Differential Bearing Adjuster Nut Lock Bolt

Brand	Part Number	Markets	Notes	Buy
AAM Fits: all 2020 2500 engines	40181318	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 11.5 (In) Rear Axle	View on Amazon

This table covers the Differential Bearing Adjuster Nut Lock bolts.

Differential Carrier

Brand	Part Number	Markets	Notes	Buy
USA STANDARD GEAR Popular Fits: all 2020 2500 engines	USA20151	🇺🇸 US 🇨🇦 CA	Differential Carrier Cases Fitment notes — USA STANDARD GEAR USA20151 Differential Carrier Cases Front4WDChrysler 9.25"StandardLoaded Carrier - includes spider gears	View on Amazon
AAM Fits: all 2020 2500 engines	40089797	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with Pinion and Spider Gearswith 9.25 Front Axle Fitment notes — AAM 40089797 with Pinion and Spider Gearswith 9.25 Front Axlewith Open Differential	View on Amazon
AAM Fits: all 2020 2500 engines	40047279	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with Electronic Differential Lockwith 9.25 (In) Front Axle	View on Amazon
AAM Fits: all 2020 2500 engines	40190199	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 11.5 (In) Rear Axlewith 3.73 To 4.44 Axle Ratio Fitment notes — AAM 40190199 with 11.5 (In) Rear Axlewith 3.73 To 4.44 Axle Ratiowith Limited Slip Differential	View on Amazon
AAM Fits: all 2020 2500 engines	40190207	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Rearwith 11.5 (In) Rear Axle Fitment notes — AAM 40190207 Rearwith 11.5 (In) Rear Axlewith 3.73 Gear Ratiowith Open DifferentialCarrier Unit with gears	View on Amazon
AAM Fits: all 2020 2500 engines	40228004	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 11.5 (In) Rear Axlewith Electronic Differential Lock	View on Amazon
MOPAR Fits: all 2020 2500 engines	5175278AC	🇺🇸 US 🇨🇦 CA	Fits Differential Assembly, Front6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear Axles Fitment notes — MOPAR 5175278AC Fits: Differential Assembly, Front6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Wheelbase 2or Differential Assembly, Front6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab8' Boxor Differential Assembly, Front6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesMega Cabor Differential Assembly, Front6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesRegular Cab8 Foot Bed	View on Amazon

This table covers the carriers that hold the differential gears in the axle.

Differential Cover

Brand	Part Number	Markets	Notes	Buy
AAM Fits: all 2020 2500 engines	40013758	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 14 Bolt Coverwith 11.5 (In) Rear Axle	View on Amazon
AAM Fits: all 2020 2500 engines	40087998	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 9.25 (In) Front Axle	View on Amazon
USA STANDARD GEAR Fits: 6.4L V8	USA11903	🇺🇸 US 🇨🇦 CA	Yukon Hardcore Fitment notes — USA STANDARD GEAR USA11903 Yukon Hardcore Rear	View on Amazon

This table covers the Differential covers.

Differential Cover Bolt

Brand	Part Number	Markets	Notes	Buy
AAM Fits: all 2020 2500 engines	4000216910	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Set Fitment notes — AAM 4000216910 Set Fits: M8 X 1.25 X 22 - 6 PT Flange Hex with Adhesivewith 11.5 (In) Rear Axl or: M8 X 1.25 X 22 - 6 PT Flange Hex with Adhesivewith 9.25 (In) Front Axle	View on Amazon
AAM Fits: all 2020 2500 engines	40002169	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Fits M8 X 1.25 X 22 - 6 PT Flange Hex with Adhesivewith 11.5 (In) Rear Axl Fitment notes — AAM 40002169 Fits: M8 X 1.25 X 22 - 6 PT Flange Hex with Adhesivewith 11.5 (In) Rear Axl or: M8 X 1.25 X 22 - 6 PT Flange Hex with Adhesivewith 9.25 (In) Front Axle	View on Amazon

This table covers the Differential Cover bolts.

Differential Cover Gasket

Brand	Part Number	Markets	Notes	Buy
FEL-PRO Popular Fits: all 2020 2500 engines	RDS55501	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	FrontAxle Housing Cover	View on Amazon
FEL-PRO Popular Fits: all 2020 2500 engines	RDS55473	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Rearwith 11.5 (In) Ring Gear Fitment notes — FEL-PRO RDS55473 Rearwith 11.5 (In) Ring Gearwith AAM DifferentialAxle Housing Cover	View on Amazon
AAM Fits: all 2020 2500 engines	40270018	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 11.5 (In) Rear Axle	View on Amazon
ELRING Fits: 6.7L L6 DIESEL Turbocharged	B15210	🇺🇸 US 🇨🇦 CA	Material: AEM (Ethylene Acrylate Rubber) Fitment notes — ELRING B15210 Material: AEM (Ethylene Acrylate Rubber) 4WDStandard Cab PickupBig HornBody code: DJ	View on Amazon
ELRING Fits: 6.7L L6 DIESEL Turbocharged	B15230	🇺🇸 US 🇨🇦 CA	4WDStandard Cab Pickup Fitment notes — ELRING B15230 4WDStandard Cab PickupBig HornBody code: DJ	View on Amazon
VICTOR REINZ Fits: all 2020 2500 engines	711485000	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Rearwith 14 Bolt Holes Fitment notes — VICTOR REINZ 711485000 Rearwith 14 Bolt Holeswith AAM 11.5 Axle(s)Axle Housing Cover	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.

Differential Crush Sleeve

Brand	Part Number	Markets	Notes	Buy
USA STANDARD GEAR Fits: all 2020 2500 engines	USA33099	🇺🇸 US	Front4WD Fitment notes — USA STANDARD GEAR USA33099 Front4WDChrysler 9.25"	View on Amazon

This table covers the Differential Crush sleeves.

Differential Fill / Drain Plug

Brand	Part Number	Markets	Notes	Buy
AAM Fits: all 2020 2500 engines	40007601	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 11.5 (In) Rear Axle	View on Amazon

This table covers the Differential Fill drain plugs.

Differential Pinion Bearing / Race

Brand	Part Number	Markets	Notes	Buy
TIMKEN Popular Fits: all 2020 2500 engines	HM807010	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Race Fitment notes — TIMKEN HM807010 Race Rear Outer	View on Amazon
TIMKEN Popular Fits: all 2020 2500 engines	HM807046	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Rear Outer	View on Amazon
MOPAR Fits: all 2020 2500 engines	68454499AA	🇺🇸 US 🇨🇦 CA	Fits 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab Wheelbase 2or 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear Axle Fitment notes — MOPAR 68454499AA Fits: 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab Wheelbase 2or 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab8' Boxor 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleMega Cabor 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleRegular Cab8 Foot Bedor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab Wheelbase 2or 11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab8' Boxor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleMega Cabor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleRegular Cab8 Foot Bedor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differential Rear AxleCrew Cab Wheelbase 2or 11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differential Rear AxleCrew Cab8' Boxor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differe	View on Amazon
MOPAR Fits: all 2020 2500 engines	5086907AA	🇺🇸 US 🇨🇦 CA	Fits 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesOuter Fitment notes — MOPAR 5086907AA Fits: 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesOuterCrew Cab Crew Cab8' Boxor 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesOuterCrew Cab Wheelbase 2or 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesOuterMega Cabor 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesOuterRegular Cab8 Foot Bed	View on Amazon
MOPAR Fits: all 2020 2500 engines	68237716AA	🇺🇸 US 🇨🇦 CA	Fits 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesInner Fitment notes — MOPAR 68237716AA Fits: 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesInnerCrew Cab Crew Cab8' Boxor 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesInnerCrew Cab Wheelbase 2or 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesInnerMega Cabor 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesInnerRegular Cab8 Foot Bed	View on Amazon
MOPAR Fits: all 2020 2500 engines	5086688AA	🇺🇸 US 🇨🇦 CA	Fits 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear Axles Fitment notes — MOPAR 5086688AA Fits: 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesRegular Cab8 Foot Bedor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesCrew Cab8' Boxor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleMega Cabor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bedor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bedor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Boxor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Boxor 6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Wheelbase 2or 6,000 LB Front Axle, 3.73 Rear Axl	View on Amazon
SKF Fits: all 2020 2500 engines	HM88610	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Race Fitment notes — SKF HM88610 Race Front OuterAmerican 9.25" Axle	View on Amazon
SKF Fits: all 2020 2500 engines	HM804810VP	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Race Fitment notes — SKF HM804810VP Race Front InnerAmerican 9.25" Axle	View on Amazon
TIMKEN Fits: all 2020 2500 engines	NP673386	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Race4.375 Cup Outer Diam Fitment notes — TIMKEN NP673386 Race4.375 Cup Outer Diam0.8125 Cup Width Rear Inner	View on Amazon
TIMKEN Fits: all 2020 2500 engines	NP848872	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Rear Inner	View on Amazon

This table covers the bearings and races on the differential pinion.

Differential Pinion Flange

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: all 2020 2500 engines	68450930AC	🇺🇸 US 🇨🇦 CA	Fits Mega Cab8-SPD Auto 8HP75-LCV Transmission Fitment notes — MOPAR 68450930AC Fits: Mega Cab8-SPD Auto 8HP75-LCV Transmission or: Regular Cab, 8 Foot Bed8-SPD Auto 8HP75-LCV Transmission or: Crew Cab Wheelbase 28-SPD Auto 8HP75-LCV Transmission Fits: Cummins EngineMega Cab6 Speed Automatic 68RFE Transmission or: Cummins EngineCrew Cab Wheelbase 26 Speed Automatic 68RFE Transmission or: Cummins EngineRegular Cab, 8 Foot Bed6 Speed Automatic 68RFE Transmission	View on Amazon
MOPAR Fits: all 2020 2500 engines	68533398AA	🇺🇸 US 🇨🇦 CA	Fits Crew Cab Crew Cab8' Box Fitment notes — MOPAR 68533398AA Fits: Crew Cab Crew Cab8' Box8-SPD Auto 8HP75-LCV Transmission or: Regular Cab, 8 Foot Bed8-SPD Auto 8HP75-LCV Transmission or: Crew Cab Wheelbase 28-SPD Auto 8HP75-LCV Transmission Fits: Cummins EngineCrew Cab Crew Cab8' Box6 Speed Automatic 68RFE Transmission or: Cummins EngineCrew Cab Wheelbase 26 Speed Automatic 68RFE Transmission	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68450961AC	🇺🇸 US 🇨🇦 CA	Cummins EngineRegular Cab, 8 Foot Bed Fitment notes — MOPAR 68450961AC Cummins EngineRegular Cab, 8 Foot Bed6 Speed Automatic 68RFE Transmission	View on Amazon
USA STANDARD GEAR Fits: all 2020 2500 engines	USA41265	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Drive Shaft Pinion Yoke Fitment notes — USA STANDARD GEAR USA41265 Drive Shaft Pinion Yoke RearRam 11.5 In. Rear AxlePinion YokeRound Flange4 Bolt Design2.677" Hub Diameter2.3" Tall5 In. Dust Shield	View on Amazon

This table covers the flanges that connect the driveshaft to the differential pinion.

Differential Pinion Nut

Brand	Part Number	Markets	Notes	Buy
AAM Fits: all 2020 2500 engines	40169206	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 11.5 (In) Rear AxleDrive Pinion Nut	View on Amazon

This table covers the Differential Pinion nuts.

Differential Pinion Repair Sleeve

Brand	Part Number	Markets	Notes	Buy
AAM Fits: all 2020 2500 engines	26060977	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Replacement sleevewith 11.5 (In) Rear Axle	View on Amazon
AAM Fits: all 2020 2500 engines	26060975	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	FrontSleeve To adapt standard yoke To Use late model triple Lip pinion seal Fitment notes — AAM 26060975 FrontSleeve To adapt standard yoke To Use late model triple Lip pinion sealwith 9.25 (In) Front Axle	View on Amazon
SKF Fits: all 2020 2500 engines	99878	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front	View on Amazon

This table covers the wear sleeves used to restore a grooved pinion seal surface.

Differential Pinion Seal

Brand	Part Number	Markets	Notes	Buy
SKF Fits: all 2020 2500 engines	20459	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	FrontAmerican 9.25" Axle	View on Amazon
TIMKEN Fits: all 2020 2500 engines	SL260180	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Fits Rear Outer Fitment notes — TIMKEN SL260180 Fits: Rear Outer or: RearTru-Lok Differential	View on Amazon
TIMKEN Fits: all 2020 2500 engines	SL260601	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front	View on Amazon
TIMKEN Fits: all 2020 2500 engines	SL260603	🇺🇸 US 🇨🇦 CA	Fits RearBig Horn or Laramie or Laramie Longhorn or Limited or Lone Star or Tradesman Fitment notes — TIMKEN SL260603 Fits: RearBig Horn or Laramie or Laramie Longhorn or Limited or Lone Star or Tradesman or: RearTradesmanExc.TRU-LOK Differential	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.

Differential Pinion Shim

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: all 2020 2500 engines	5086702AA	🇺🇸 US 🇨🇦 CA	Fits 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear Axles Fitment notes — MOPAR 5086702AA Fits: 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesCrew Cab8' Boxor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleMega Cabor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleMega Cabor 6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Boxor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Boxor 6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Wheelbase 2or 6,000 LB Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab Wheelbase 2or 6,000 LB Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab Wheelbase 2or 6,000 LB Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab, 8 Foot Bedor 6,000 LB Front Axle, 4.10 Rear	View on Amazon
MOPAR Fits: all 2020 2500 engines	68237719AA	🇺🇸 US 🇨🇦 CA	Fits 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Crew Cab Fitment notes — MOPAR 68237719AA Fits: 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Crew Cab8' Boxor 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Wheelbase 2or 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesMega Cabor 11.50 Rear Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesRegular Cab, 8 Foot Bed	View on Amazon
MOPAR Fits: all 2020 2500 engines	68454495AA	🇺🇸 US 🇨🇦 CA	Fits 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab Wheelbase 2or 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear Axle Fitment notes — MOPAR 68454495AA Fits: 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab Wheelbase 2or 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab8' Boxor 11.50 Rear Axle, 4.10 Rear Axle Ratio, Anti-Spin Differential Rear AxleMega Cabor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab Wheelbase 2or 11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleCrew Cab8' Boxor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleMega Cabor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differential Rear AxleCrew Cab Wheelbase 2or 11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differential Rear AxleCrew Cab8' Boxor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differential Rear AxleMega Cabor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Anti-Spin Differential Rear AxleRegular Cab, 8 Foot Bedor 11.50 Rear Axle, 3.73 Rear Axle Ratio, Conventional Differential Rear A	View on Amazon

This table covers the Differential Pinion shims.

Differential Rebuild Kit

Master Kit

Brand	Part Number	Markets	Notes	Buy
BCA Popular Fits: all 2020 2500 engines	NBDRK324GMK	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Master Kit Fitment notes — BCA NBDRK324GMK Master Kit Frontwith AAM Axle(s)with 9.25 IN Ring Gear	View on Amazon
BCA Fits: all 2020 2500 engines	NBDRK327BMK	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Master Kit Fitment notes — BCA NBDRK327BMK Master Kit Rearwith 2.125" ID Pinion Bearingwith 11.5 IN Ring Gear	View on Amazon
USA STANDARD GEAR Fits: all 2020 2500 engines	USA12947	🇺🇸 US 🇨🇦 CA	Front4WD Fitment notes — USA STANDARD GEAR USA12947 Front4WDwith AAM 9.25 In. Front Differential	View on Amazon
USA STANDARD GEAR Fits: all 2020 2500 engines	USA12848	🇺🇸 US 🇨🇦 CA	Rear2.267 In. and 1.890 In. Pinion Bearing Journal Diameters Fitment notes — USA STANDARD GEAR USA12848 Rear2.267 In. and 1.890 In. Pinion Bearing Journal Diameterswith AAM 11.5 Rear Differentialwith Differential	View on Amazon

Standard Kit

Brand	Part Number	Markets	Notes	Buy
SKF Popular Fits: all 2020 2500 engines	SDK324G	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Standard Kit Fitment notes — SKF SDK324G Standard Kit Front9.25" Axle	View on Amazon
BCA Fits: all 2020 2500 engines	NBDRK324G	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Standard Kit Fitment notes — BCA NBDRK324G Standard Kit Frontwith AAM Axle(s)with 9.25 IN Ring Gear	View on Amazon
BCA Fits: all 2020 2500 engines	NBDRK327B	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Standard Kit Fitment notes — BCA NBDRK327B Standard Kit Rearwith 2.125" ID Pinion Bearingwith 11.5 IN Ring Gear	View on Amazon

Brand	Part Number	Markets	Notes	Buy
AAM Fits: all 2020 2500 engines	74067032	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 11.5 (In) Rear Axle	View on Amazon

This table covers kits that group the bearings, races and seals for a differential rebuild.

Differential Ring and Pinion

Brand	Part Number	Markets	Notes	Buy
AAM Popular Fits: all 2020 2500 engines	D925444GSK	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Axle Type: 9.25" SalisburyFront Axle Fitment notes — AAM D925444GSK Axle Type: 9.25" SalisburyFront Axle Frontwith 4.44 Axle Ratiowith 9.25 (In) Front Axle	View on Amazon
AAM Popular Fits: all 2020 2500 engines	115373GSK	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Rearwith 3.73 Axle Ratio Fitment notes — AAM 115373GSK Rearwith 3.73 Axle Ratiowith 11.5 (In) Rear Axle	View on Amazon
AAM Fits: all 2020 2500 engines	115410GSK	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Rearwith 4.10 Axle Ratio Fitment notes — AAM 115410GSK Rearwith 4.10 Axle Ratiowith 11.5 (In) Rear Axle	View on Amazon
AAM Fits: all 2020 2500 engines	115444GSK	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Rearwith 4.44 Axle Ratio Fitment notes — AAM 115444GSK Rearwith 4.44 Axle Ratiowith 11.5 (In) Rear Axle	View on Amazon
AAM Fits: all 2020 2500 engines	D925342GS1	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with 3.42 Axle Ratiowith 9.25 (In) Front Axle	View on Amazon
AAM Fits: all 2020 2500 engines	D925373GSK	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Frontwith 3.73 Axle Ratio Fitment notes — AAM D925373GSK Frontwith 3.73 Axle Ratiowith 9.25 (In) Front Axle	View on Amazon
AAM Fits: all 2020 2500 engines	D925410GSK	🇺🇸 US 🇨🇦 CA	FrontBig Horn or Laramie or Limited or Lone Star or Tradesman Fitment notes — AAM D925410GSK FrontBig Horn or Laramie or Limited or Lone Star or Tradesmanwith 4.10 Axle Ratiowith 9.25 (In) Front Axle	View on Amazon
AAM Fits: 6.4L V8	D925410PWGSK	🇺🇸 US 🇨🇦 CA	FrontPower Wagon Fitment notes — AAM D925410PWGSK FrontPower Wagonwith 4.10 Axle Ratiowith 9.25 (In) Front Axle	View on Amazon
AAM Fits: all 2020 2500 engines	D925444GS	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Frontwith 4.44 Axle Ratio Fitment notes — AAM D925444GS Frontwith 4.44 Axle Ratiowith 9.25 (In) Front Axle	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68449606AA	🇺🇸 US 🇨🇦 CA	Fits 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleMega Cabor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front Axle Fitment notes — MOPAR 68449606AA Fits: 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleMega Cabor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bedor 6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Boxor 6,000 LB Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab Wheelbase 2	View on Amazon

This table covers the ring-and-pinion gear sets that set the axle ratio.

Differential Ring Gear Bolt

Brand	Part Number	Markets	Notes	Buy
AAM Fits: all 2020 2500 engines	14012703	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Thread Diameter: 12 MM Fitment notes — AAM 14012703 Thread Diameter: 12 MM with 9.25 (In) Front Axle	View on Amazon
AAM Fits: all 2020 2500 engines	40022812	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	M14 X 1.5 X 38 - 6 PT Hex with Adhesivewith 11.5 (In) Rear Axle	View on Amazon
AAM Fits: all 2020 2500 engines	40064367	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Thread Diameter: 12 Fitment notes — AAM 40064367 Thread Diameter: 12 with 9.25 (In) Front Axle	View on Amazon

This table covers the Differential Ring Gear bolts.

Differential Seal

Brand	Part Number	Markets	Notes	Buy
AAM Fits: all 2020 2500 engines	26064030	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Use with 26060977 sleevewith 11.5 (In) Rear Axle	View on Amazon
ELRING Fits: 6.7L L6 DIESEL Turbocharged	B15240	🇺🇸 US 🇨🇦 CA	4WDStandard Cab Pickup Fitment notes — ELRING B15240 4WDStandard Cab PickupBig HornBody code: DJ	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.

Differential Spider Gear

Brand	Part Number	Markets	Notes	Buy
USA STANDARD GEAR Fits: all 2020 2500 engines	USA16067	🇺🇸 US	Differential Carrier Gear KitForged Fitment notes — USA STANDARD GEAR USA16067 Differential Carrier Gear KitForged Front Axle4WDChrysler 9.25"Standard Open33 SplineStraight AxleFront Spider Set	View on Amazon

This table covers the Differential Spider gears.

Drive Shaft

Brand	Part Number	Markets	Notes	Buy
DORMAN Fits: 6.4L V8	966498	🇺🇸 US 🇨🇦 CA	Length: 96.875" Fitment notes — DORMAN 966498 Length: 96.875" Rear4WDCrew Cab Pickup8 speed trans.98.3" Bed168.9" Wheelbase or 169.4" Wheelbase	View on Amazon
MOPAR Fits: 6.4L V8	68305613AD	🇺🇸 US 🇨🇦 CA	2-Piece Fitment notes — MOPAR 68305613AD 2-Piece RearDrive Shaft, RearCrew Cab Wheelbase 28-SPD Auto 8HP75-LCV Transmission	View on Amazon
MOPAR Fits: 6.4L V8	68305615AE	🇺🇸 US 🇨🇦 CA	2-Piece Fitment notes — MOPAR 68305615AE 2-Piece RearDrive Shaft, RearCrew Cab8' Box8-SPD Auto 8HP75-LCV Transmission	View on Amazon
MOPAR Fits: 6.4L V8	68305615AF	🇺🇸 US 🇨🇦 CA	2-Piece Fitment notes — MOPAR 68305615AF 2-Piece RearDrive Shaft, RearCrew Cab8' Box8-SPD Auto 8HP75-LCV Transmission	View on Amazon
MOPAR Fits: all 2020 2500 engines	68305624AE	🇺🇸 US 🇨🇦 CA	Fits Drive Shaft, FrontCrew Cab Wheelbase 2 Fitment notes — MOPAR 68305624AE Fits: Drive Shaft, FrontCrew Cab Wheelbase 26 Speed Automatic 68RFE Transmission or: Drive Shaft, FrontCrew Cab Wheelbase 28-SPD Auto 8HP75-LCV Transmission or: Drive Shaft, FrontCrew Cab8' Box6 Speed Automatic 68RFE Transmission or: Drive Shaft, FrontCrew Cab8' Box8-SPD Auto 8HP75-LCV Transmission or: Drive Shaft, FrontMega Cab6 Speed Automatic 68RFE Transmission or: Drive Shaft, FrontMega Cab8-SPD Auto 8HP75-LCV Transmission or: Drive Shaft, FrontRegular Cab, 8 Foot Bed6 Speed Automatic 68RFE Transmission or: Drive Shaft, FrontRegular Cab, 8 Foot Bed8-SPD Auto 8HP75-LCV Transmission	View on Amazon
MOPAR Fits: 6.4L V8	68305634AE	🇺🇸 US 🇨🇦 CA	1-Piece Fitment notes — MOPAR 68305634AE 1-Piece RearDrive Shaft, RearCrew Cab Wheelbase 28-SPD Auto 8HP75-LCV Transmission	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68305643AF	🇺🇸 US 🇨🇦 CA	1-Piece Fitment notes — MOPAR 68305643AF 1-Piece RearCummins EngineDrive Shaft, RearRegular Cab, 8 Foot Bed6 Speed Automatic 68RFE Transmission	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68305646AE	🇺🇸 US 🇨🇦 CA	1-Piece Fitment notes — MOPAR 68305646AE 1-Piece RearCummins EngineDrive Shaft, RearCrew Cab Wheelbase 26 Speed Automatic 68RFE Transmission	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68305648AE	🇺🇸 US 🇨🇦 CA	1-Piece Fitment notes — MOPAR 68305648AE 1-Piece RearCummins EngineDrive Shaft, RearMega Cab6 Speed Automatic 68RFE Transmission	View on Amazon
MOPAR Fits: 6.7L L6 DIESEL Turbocharged	68305651AE	🇺🇸 US 🇨🇦 CA	1-Piece Fitment notes — MOPAR 68305651AE 1-Piece RearCummins EngineDrive Shaft, RearRegular Cab, 8 Foot Bed6 Speed Automatic 68RFE Transmission	View on Amazon

This table covers the driveshafts that carry torque from the transmission or transfer case.

Drive Shaft Bolt

Brand	Part Number	Markets	Notes	Buy
DORMAN Fits: all 2020 2500 engines	13864	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Fits Rear Fitment notes — DORMAN 13864 Fits: Rear or: Front	View on Amazon

This table covers the Drive Shaft bolts.

Drive Shaft Center Support Bearing

Economy

Brand	Part Number	Markets	Notes	Buy
SKP Popular Fits: all 2020 2500 engines	SKDS6079	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	CenterSquare Housing Fitment notes — SKP SKDS6079 CenterSquare Housing1.378" Bearing Inside Diameter (35mm)	View on Amazon
WESTAR Fits: all 2020 2500 engines	DS6555	🇺🇸 US 🇨🇦 CA 🇲🇽 MX		View on Amazon

Standard Replacement

Brand	Part Number	Markets	Notes	Buy
ANCHOR Popular Fits: all 2020 2500 engines	6079	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Centerwith 35mm Inside Diameter Bearing(s) Fitment notes — ANCHOR 6079 Centerwith 35mm Inside Diameter Bearing(s)58mm Centerline Of Bearing To Mounting Facewith 168mm MountingSquare Body	View on Amazon
ANCHOR Fits: all 2020 2500 engines	6139	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Rearwith 40mm Inside Diameter Bearing(s) Fitment notes — ANCHOR 6139 Rearwith 40mm Inside Diameter Bearing(s)70mm Centerline Of Bearing To Mounting Facewith 168mm Mounting	View on Amazon
MOPAR Fits: 6.4L V8	68450997AA	🇺🇸 US 🇨🇦 CA	Fits Crew Cab Crew Cab8' Box Fitment notes — MOPAR 68450997AA Fits: Crew Cab Crew Cab8' Box8-SPD Auto 8HP75-LCV Transmission or: Regular Cab8 Foot Bed8-SPD Auto 8HP75-LCV Transmission or: Crew Cab Wheelbase 28-SPD Auto 8HP75-LCV Transmission	View on Amazon
MOPAR Fits: all 2020 2500 engines	68451004AA	🇺🇸 US 🇨🇦 CA	Crew Cab Crew Cab8' Box Fitment notes — MOPAR 68451004AA Crew Cab Crew Cab8' Box8-SPD Auto 8HP75-LCV Transmission Fits: Cummins EngineCrew Cab Crew Cab8' Box6 Speed Automatic 68RFE Transmission or: Cummins EngineCrew Cab Wheelbase 26 Speed Automatic 68RFE Transmission	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.

Drive Shaft Seal

Brand	Part Number	Markets	Notes	Buy
AAM Fits: all 2020 2500 engines	40201742	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Frontwith 9.25 (In) Front Axle	View on Amazon
MOPAR Fits: all 2020 2500 engines	5086686AA	🇺🇸 US 🇨🇦 CA	Axle Drive Shaft Seal Fitment notes — MOPAR 5086686AA Axle Drive Shaft Seal Fits: Front6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesMega Cab or: Front6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesRegular Cab8 Foot Bed or: Front6,000 lb Front Axle, 4.10 Rear Axle Ratio, Tru-Lok Front & Rear AxlesCrew Cab8' Box or: Front6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleMega Cab or: Front6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleMega Cab or: Front6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bed or: Front6,000 lb Front Axle, 4.10 Rear Axle Ratio, Conventional Differential Front AxleRegular Cab8 Foot Bed or: Front6,000 lb Front Axle, 3.73 Rear Axle Ratio, Conventional Differential Front AxleCrew Cab8' Box or: Front6,000 LB Front Axle, 4.10 Rear Axle Ratio, TRU-LOK Front & Rear AxlesCrew Cab Wheelbase 2 or: Front6,000 LB Front Axle, 4.10 Rear Axle Rati	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.

Gear Oil

Brand	Part Number	Markets	Notes	Buy
VALVOLINE Popular Fits: all 2020 2500 engines	VV982	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Advanced Full Synthetic SAE 75W-14 0 Gear Oil1 Quart Fitment notes — VALVOLINE VV982 Advanced Full Synthetic SAE 75W-14 0 Gear Oil1 Quart Rear Differential	View on Amazon
MOBIL Fits: all 2020 2500 engines	102490	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Synthetic Gear Lube Limited Slip 75W-14 0Mobil 1 Synthetic Gear Lubricant LS 75W-14 0 Fitment notes — MOBIL 102490 Synthetic Gear Lube Limited Slip 75W-14 0Mobil 1 Synthetic Gear Lubricant LS 75W-14 01 Quart Rear DifferentialLimited Slip Rear Differential305 American Axle Banjo	View on Amazon
VALVOLINE Fits: all 2020 2500 engines	889787	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Full Synthetic SAE 75W-14 0 Gear Oil1 Quart Flex Fill Fitment notes — VALVOLINE 889787 Full Synthetic SAE 75W-14 0 Gear Oil1 Quart Flex Fill Rear Differential	View on Amazon
VALVOLINE Fits: all 2020 2500 engines	887344	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Advanced Full Synthetic SAE 75W-14 0 Gear Oil1 Gallon Fitment notes — VALVOLINE 887344 Advanced Full Synthetic SAE 75W-14 0 Gear Oil1 Gallon Rear Differential	View on Amazon
VALVOLINE Fits: all 2020 2500 engines	VV981	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Advanced Full Synthetic SAE 75W-14 0 Gear Oil5 Gallon Fitment notes — VALVOLINE VV981 Advanced Full Synthetic SAE 75W-14 0 Gear Oil5 Gallon Rear Differential	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.

Transfer Case Control Lever

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: all 2020 2500 engines	52105551AC	🇺🇸 US 🇨🇦 CA	Fits Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-On-The-Fly Transfer Case Fitment notes — MOPAR 52105551AC Fits: Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor Manual Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2or Manual Shift-On-The-Fly Transfer CaseRegular Cab, 8 Foot Bed	View on Amazon

This table covers the levers that shift the transfer case.

Transfer Case Control Lever Bushing

Brand	Part Number	Markets	Notes	Buy
DORMAN Fits: all 2020 2500 engines	14078	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	with Shift on the Fly Transfer Case	View on Amazon
SKP Fits: all 2020 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.

Transfer Case Control Module

Brand	Part Number	Markets	Notes	Buy
DORMAN Fits: all 2020 2500 engines	599099	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Fits 4WDwith Sales Code DK1 (Manual Shift Transfer Case) Fitment notes — DORMAN 599099 Fits: 4WDwith Sales Code DK1 (Manual Shift Transfer Case) or: 4WDwith Sales Code DK3 (Electronic Shift On The Fly Transfer Case)	View on Amazon
MOPAR Fits: all 2020 2500 engines	68250127AC	🇺🇸 US 🇨🇦 CA	Fits MAN Shift-On-The-Fly Transfer Case or Elec Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab Fitment notes — MOPAR 68250127AC Fits: MAN Shift-On-The-Fly Transfer Case or Elec Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor MAN Shift-On-The-Fly Transfer Case or Elec Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2or MAN Shift-On-The-Fly Transfer Case or Elec Shift-On-The-Fly Transfer CaseMega Cabor MAN Shift-On-The-Fly Transfer Case or Elec Shift-On-The-Fly Transfer CaseRegular Cab8 Foot Bed	View on Amazon

This table covers the Transfer Case control modules.

Transfer Case Fluid

Dexron

Brand	Part Number	Markets	Notes	Buy
VALVOLINE Fits: all 2020 2500 engines	798153	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Dexron III / Mercon ATF1 Quart Fitment notes — VALVOLINE 798153 Dexron III / Mercon ATF1 Quart 4WD	View on Amazon
VALVOLINE Fits: all 2020 2500 engines	773636	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Dexron III / Mercon ATF1 Gallon Fitment notes — VALVOLINE 773636 Dexron III / Mercon ATF1 Gallon 4WD	View on Amazon
VALVOLINE Fits: all 2020 2500 engines	VV349	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Dexron III / Mercon ATF5 Gallon Pail Fitment notes — VALVOLINE VV349 Dexron III / Mercon ATF5 Gallon Pail 4WD	View on Amazon

Multi-Vehicle

Brand	Part Number	Markets	Notes	Buy
VALVOLINE Fits: all 2020 2500 engines	855459	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Multi-Vehicle Transfer Case Fluid1 Quart Fitment notes — VALVOLINE 855459 Multi-Vehicle Transfer Case Fluid1 Quart 4WD	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.

Transfer Case High / Low Clutch

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: all 2020 2500 engines	68206417AB	🇺🇸 US 🇨🇦 CA	Fits Elec Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer Case Fitment notes — MOPAR 68206417AB Fits: Elec Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor Elec Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor Manual Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2or Elec Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2or Manual Shift-On-The-Fly Transfer CaseRegular Cab, 8 Foot Bedor Elec Shift-On-The-Fly Transfer CaseRegular Cab, 8 Foot Bed	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.

Transfer Case Motor

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: all 2020 2500 engines	68450803AA	🇺🇸 US 🇨🇦 CA	Fits Electric Shift-On-The-Fly Transfer CaseMega Cabor Electric Shift-On-The-Fly Transfer Case Fitment notes — MOPAR 68450803AA Fits: Electric Shift-On-The-Fly Transfer CaseMega Cabor Electric Shift-On-The-Fly Transfer CaseRegular Cab8 Foot Bedor Electric Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor Electric Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2	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.

Transfer Case Output Shaft Bearing

Brand	Part Number	Markets	Notes	Buy
SKF Fits: all 2020 2500 engines	6307J	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front RearwardBorg Warner Transfer Case	View on Amazon
SKF Fits: all 2020 2500 engines	6208J	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Front ForwardBorg Warner Transfer Case	View on Amazon
SKF Fits: all 2020 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.

Transfer Case Output Shaft Seal

Brand	Part Number	Markets	Notes	Buy
SKF Fits: all 2020 2500 engines	18892	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	FrontBorg Warner Transfer Case	View on Amazon
SKF Fits: all 2020 2500 engines	22865A	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	RearBorg Warner Transfer Case	View on Amazon
WJB / INMOTION PARTS Fits: all 2020 2500 engines	WS22865A	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	RearBorg Warner Transfer Case	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.

Transfer Case Shift Shaft Seal

Brand	Part Number	Markets	Notes	Buy
ELRING Fits: 6.7L L6 DIESEL Turbocharged	B15450	🇺🇸 US 🇨🇦 CA	Material: AEM (Ethylene Acrylate Rubber) Fitment notes — ELRING B15450 Material: AEM (Ethylene Acrylate Rubber) 4WDStandard Cab PickupBig HornBody code: DJ	View on Amazon
ELRING Fits: 6.7L L6 DIESEL Turbocharged	B15480	🇺🇸 US 🇨🇦 CA	Material: FPM (fluoro rubber)/ NBR (nitrile-butadien-rubber) Fitment notes — ELRING B15480 Material: FPM (fluoro rubber)/ NBR (nitrile-butadien-rubber) 4WDStandard Cab PickupBig HornBody code: DJ	View on Amazon
NATIONAL Fits: all 2020 2500 engines	330385	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	4WDwith Borg-Warner 4446 Transfer Case Fitment notes — NATIONAL 330385 4WDwith Borg-Warner 4446 Transfer Case2 Speed	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.

Transfer Case Sprocket

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: all 2020 2500 engines	68161362AA	🇺🇸 US 🇨🇦 CA	Fits Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer Case Fitment notes — MOPAR 68161362AA Fits: Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer CaseRegular Cab8 Foot Bedor Manual Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor Manual Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2or Electronic Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor Electronic Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2or Electronic Shift-On-The-Fly Transfer CaseMega Cabor Electronic Shift-On-The-Fly Transfer CaseRegular Cab8 Foot Bed	View on Amazon
MOPAR Fits: all 2020 2500 engines	68161363AA	🇺🇸 US 🇨🇦 CA	Fits Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer Case Fitment notes — MOPAR 68161363AA Fits: Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer CaseRegular Cab8 Foot Bedor Manual Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor Manual Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2or Electronic Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor Electronic Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2or Electronic Shift-On-The-Fly Transfer CaseMega Cabor Electronic Shift-On-The-Fly Transfer CaseRegular Cab8 Foot Bed	View on Amazon

This table covers the Transfer Case sprockets.

Transfer Case Vent

Brand	Part Number	Markets	Notes	Buy
MOPAR Fits: all 2020 2500 engines	68206423AA	🇺🇸 US 🇨🇦 CA	Fits Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer Case Fitment notes — MOPAR 68206423AA Fits: Manual Shift-on-the-Fly Transfer CaseMega Cabor Manual Shift-on-the-Fly Transfer CaseRegular Cab8 Foot Bedor Electric Shift-On-The-Fly Transfer CaseMega Cabor Electric Shift-On-The-Fly Transfer CaseRegular Cab8 Foot Bedor Manual Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor Electric Shift-On-The-Fly Transfer CaseCrew Cab Crew Cab8' Boxor Manual Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2or Electric Shift-On-The-Fly Transfer CaseCrew Cab Wheelbase 2	View on Amazon

This table covers the vents on the transfer case.

Universal Joint

Economy

Brand	Part Number	Markets	Notes	Buy
DANA Popular Fits: all 2020 2500 engines	15160X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	SVLGreasable Fitment notes — DANA 15160X SVLGreasable4.188in Outside Snap Ring Dimension1.188 IN Bearing Cap Diameter Fits: Front Driveshaft At Front Axle4WDwith 1 Piece Rear Driveshaft or: Front Driveshaft At Front Axle4WDwith 2 Piece Rear Driveshaft	View on Amazon
DANA Fits: all 2020 2500 engines	15155X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	SVLGreasable Fitment notes — DANA 15155X SVLGreasable Fits: Rear Driveshaft At Support Bearingwith 2 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Transmissionwith 2 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Rear Axlewith 2 Piece Rear DriveshaftOutside Snap Rings	View on Amazon
DANA Fits: all 2020 2500 engines	153207X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	SVLGreasable Fitment notes — DANA 153207X SVLGreasableBearing Cap Diameter (1): 1.188 In Fits: Rear Driveshaft At Transmissionwith 1 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Rear Axlewith 1 Piece Rear DriveshaftOutside Snap Rings	View on Amazon
DANA Fits: all 2020 2500 engines	25160X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Spicer SelectGreasable Fitment notes — DANA 25160X Spicer SelectGreasable4.188in Outside Snap Ring Dimension1.188 IN Bearing Cap Diameter Fits: Front Driveshaft At Front Axle4WDwith 1 Piece Rear Driveshaft or: Front Driveshaft At Front Axle4WDwith 2 Piece Rear Driveshaft	View on Amazon
DANA Fits: all 2020 2500 engines	253207X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Spicer SelectNon-Greasable Fitment notes — DANA 253207X Spicer SelectNon-GreasableBearing Cap Diameter (1): 1.188 In Fits: Rear Driveshaft At Transmissionwith 1 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Rear Axlewith 1 Piece Rear DriveshaftOutside Snap Rings	View on Amazon
DANA Fits: all 2020 2500 engines	25155X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Spicer SelectGreasable Fitment notes — DANA 25155X Spicer SelectGreasable Fits: Rear Driveshaft At Support Bearingwith 2 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Transmissionwith 2 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Rear Axlewith 2 Piece Rear DriveshaftOutside Snap Rings	View on Amazon
DANA Fits: all 2020 2500 engines	253212X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Spicer SelectNon-Greasable Fitment notes — DANA 253212X Spicer SelectNon-Greasable Front Axle At Wheels4WDwith Inside Snap RingsAAM 1555 Series Drive Axlesfor OE#'S 68065428AA, 68065428AB, 68065428AC, 68065428AD, 74081555with AAM Front Axle	View on Amazon

Heavy Duty

Brand	Part Number	Markets	Notes	Buy
DANA Popular Fits: all 2020 2500 engines	51410X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Spicer Life Series (SPL)Non-Greasable Fitment notes — DANA 51410X Spicer Life Series (SPL)Non-Greasable4.188in Outside Snap Ring Dimension1.188 IN Bearing Cap Diameter Fits: Front Driveshaft At Front Axle4WDOE Designwith 1 Piece Rear Driveshaft or: Front Driveshaft At Front Axle4WDOE Designwith 2 Piece Rear Driveshaft	View on Amazon
ACDELCO Fits: all 2020 2500 engines	45U0304	🇺🇸 US 🇨🇦 CA	Greasable Super Strength Fitment notes — ACDELCO 45U0304 Greasable Super Strength Front Shaftwith 1.188 In. Bearing Cup Diameter, with 4.187 In. Outside Lock-up	View on Amazon
DANA Fits: all 2020 2500 engines	51410XP	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Spicer Life Series (SPL) PlusNon-Greasable Fitment notes — DANA 51410XP Spicer Life Series (SPL) PlusNon-GreasableHigh Temperature Design4.188in Outside Snap Ring Dimension1.188 IN Bearing Cap Diameter Fits: Front Driveshaft At Front Axle4WDEnhanced over OE Designwith 1 Piece Rear Driveshaft or: Front Driveshaft At Front Axle4WDEnhanced over OE Designwith 2 Piece Rear Driveshaft	View on Amazon
DANA Fits: all 2020 2500 engines	514101X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Spicer Life Series (SPL)Greasable Fitment notes — DANA 514101X Spicer Life Series (SPL)Greasable4.188in Outside Snap Ring Dimension1.188 IN Bearing Cap Diameter Fits: Front Driveshaft At Front Axle4WDwith 1 Piece Rear Driveshaft or: Front Driveshaft At Front Axle4WDwith 2 Piece Rear Driveshaft	View on Amazon
DANA Fits: all 2020 2500 engines	SPL70X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Spicer Life Series (SPL)Non-Greasable Fitment notes — DANA SPL70X Spicer Life Series (SPL)Non-Greasable Fits: Rear Driveshaft At Support Bearingwith 2 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Transmissionwith 2 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Rear Axlewith 2 Piece Rear DriveshaftOutside Snap Rings	View on Amazon
DANA Fits: all 2020 2500 engines	SPL701X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Spicer Life Series (SPL)Greasable Fitment notes — DANA SPL701X Spicer Life Series (SPL)Greasable Fits: Rear Driveshaft At Support Bearingwith 2 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Transmissionwith 2 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Rear Axlewith 2 Piece Rear DriveshaftOutside Snap Rings	View on Amazon
MOOG Fits: all 2020 2500 engines	493	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Super StrengthGreasable Fitment notes — MOOG 493 Super StrengthGreasable Front Driveshaft at Front Axle4WD	View on Amazon
MOOG Fits: all 2020 2500 engines	291	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Super StrengthNon-Greasable Fitment notes — MOOG 291 Super StrengthNon-Greasable Fits: Front Axle Shaft - Left Outer4WD3.702 Length or: Front Axle Shaft - Right Outer4WD3.702 Length	View on Amazon
MOOG Fits: all 2020 2500 engines	279	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Super StrengthGreasable Fitment notes — MOOG 279 Super StrengthGreasable Fits: Front Axle Shaft - Left Outer4WD3.702 Length or: Front Axle Shaft - Right Outer4WD3.702 Length	View on Amazon
MOOG Fits: all 2020 2500 engines	485	🇺🇸 US 🇨🇦 CA	Super StrengthGreasable Fitment notes — MOOG 485 Super StrengthGreasable Fits: Rear Driveshaft at Rear Axle4WDwith 1 Piece Rear Driveshaft or: Rear Driveshaft at Transmission4WDwith 1 Piece Rear Driveshaft or: Rear Driveshaft At Rear AxleRWDwith 1 Piece Rear Driveshaft or: Rear Driveshaft At TransmissionRWDwith 1 Piece Rear Driveshaft or: Rear Driveshaft At Rear AxleRWDwith 2 Piece Rear Driveshaft or: Rear Driveshaft At Support BearingRWDwith 2 Piece Rear Driveshaft or: Rear Driveshaft At TransmissionRWDwith 2 Piece Rear Driveshaft or: Rear Driveshaft At Rear Axle4WDwith 2 Piece Rear Driveshaft or: Rear Driveshaft At Support Bearing4WDwith 2 Piece Rear Driveshaft or: Rear Driveshaft At Transmission4WDwith 2 Piece Rear Driveshaft	View on Amazon

Standard Replacement

Brand	Part Number	Markets	Notes	Buy
DANA Popular Fits: all 2020 2500 engines	53212X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	SpicerNon-Greasable Fitment notes — DANA 53212X SpicerNon-Greasable Front Axle At Wheels4WDwith Inside Snap RingsAAM 1555 Series Drive Axlesfor OE#'S 68065428AA, 68065428AB, 68065428AC, 68065428AD, 74081555with AAM Front Axle	View on Amazon
GMB Popular Fits: all 2020 2500 engines	2101557	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	GreasableGrease Fitting in Cross Fitment notes — GMB 2101557 GreasableGrease Fitting in Cross Front Axle at Wheels4WD	View on Amazon
MOOG Popular Fits: all 2020 2500 engines	479	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Fits Front Axle Shaft - Left Outer4WD Fitment notes — MOOG 479 Fits: Front Axle Shaft - Left Outer4WD3.702" Length or: Front Axle Shaft - Right Outer4WD3.702" Length	View on Amazon
SKF Popular Fits: all 2020 2500 engines	UJ479	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Greaseable Fitment notes — SKF UJ479 Greaseable Front Axle At Wheels4WDwith 3 Joint Rear Shaft & Serrated Front Pin. Flange or with 2 Joint Rear Shaft & Serrated Front Pin. Flange or with 3 Joint Rear Shaft & Flat Faced Front Pin. Flange or with 2 Joint Rear Shaft & Flat Faced Front Pin. Flange	View on Amazon
AAM Fits: all 2020 2500 engines	74081555	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Rear Driveshaft At Rear AxleUses External Snap Rings	View on Amazon
ACDELCO Fits: all 2020 2500 engines	45U0300	🇺🇸 US 🇨🇦 CA	Gold Fitment notes — ACDELCO 45U0300 Gold Front Shaftwith 1.188 In. Bearing Cup Diameter, with 4.187 In. Outside Lock-up	View on Amazon
ACDELCO Fits: all 2020 2500 engines	45U2351	🇺🇸 US 🇨🇦 CA	Gold Fitment notes — ACDELCO 45U2351 Gold Front Shaftwith 1.375 In. Bearing Cup Diameter, with 4.969 In. Outside Lock-upGreasable (Location In cross)	View on Amazon
ACDELCO Fits: all 2020 2500 engines	45U00000	🇺🇸 US 🇨🇦 CA	Gold Fitment notes — ACDELCO 45U00000 Gold Front Shaftwith 1.375 In. Bearing Cup Diameter, with 3.702 In. Inside Lock-up	View on Amazon
DANA Fits: all 2020 2500 engines	5160X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	SpicerGreasable Fitment notes — DANA 5160X SpicerGreasable4.188in Outside Snap Ring Dimension1.188 IN Bearing Cap Diameter Fits: Front Driveshaft At Front Axle4WDwith 1 Piece Rear Driveshaft or: Front Driveshaft At Front Axle4WDwith 2 Piece Rear Driveshaft	View on Amazon
DANA Fits: all 2020 2500 engines	5155X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	SpicerGreasable Fitment notes — DANA 5155X SpicerGreasable Fits: Rear Driveshaft At Support Bearingwith 2 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Transmissionwith 2 Piece Rear DriveshaftOutside Snap Rings or: Rear Driveshaft At Rear Axlewith 2 Piece Rear DriveshaftOutside Snap Rings	View on Amazon
DANA Fits: all 2020 2500 engines	53207X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	SpicerNon-Greasable Fitment notes — DANA 53207X SpicerNon-GreasableBearing Cap Diameter A (mm): 30.200 MM Fits: Rear Driveshaft At Rear Axle1 Piece Driveshaftwith AAM 1415 Series DriveshaftOutside Snap Rings or: Rear Driveshaft At Transmission1 Piece Driveshaftwith AAM 1415 Series DriveshaftOutside Snap Rings	View on Amazon
DANA Fits: all 2020 2500 engines	53230X	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	SpicerNon-Greasable Fitment notes — DANA 53230X SpicerNon-GreasableBearing Cap Diameter A (mm): 34.918 MM Fits: Rear Driveshaft At Rear Axle1 Piece Driveshaftwith AAM 1415 Series DriveshaftOutside Snap Rings or: Rear Driveshaft At Transmission1 Piece Driveshaftwith AAM 1415 Series DriveshaftOutside Snap Rings	View on Amazon
GMB Fits: all 2020 2500 engines	2100160	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	GreasableGrease Fitting In CROSS Fitment notes — GMB 2100160 GreasableGrease Fitting In CROSSStandard Duty Front Driveshaft at Front Axle4WD	View on Amazon
GMB Fits: all 2020 2500 engines	2301555	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	GreasableGrease Fitting in Cross Fitment notes — GMB 2301555 GreasableGrease Fitting in Cross Fits: Rear Shaft All JointsRWD2 Joint Driveshaft or: Rear Shaft All JointsRWD3 Joint Driveshaft or: Rear Shaft All Joints4WD2 Joint Driveshaft	View on Amazon
GMB Fits: all 2020 2500 engines	2141557	🇺🇸 US 🇨🇦 CA 🇲🇽 MX	Non-Greasable Fitment notes — GMB 2141557 Non-Greasable Front Axle at Wheels4WD	View on Amazon
MOPAR Fits: all 2020 2500 engines	68452776AB	🇺🇸 US 🇨🇦 CA	Kit Fitment notes — MOPAR 68452776AB Kit Fits: Regular Cab8 Foot Bed6 Speed Automatic 68RFE Transmission or: Mega Cab6 Speed Automatic 68RFE Transmission or: Crew Cab8' Box6 Speed Automatic 68RFE Transmission or: Crew Cab Crew Cab8' Box8-SPD Auto 8HP75-LCV Transmission or: Mega Cab8-SPD Auto 8HP75-LCV Transmission or: Regular Cab8 Foot Bed8-SPD Auto 8HP75-LCV Transmission or: Crew Cab Wheelbase 26 Speed Automatic 68RFE Transmission or: Crew Cab Wheelbase 28-SPD Auto 8HP75-LCV Transmission	View on Amazon
MOPAR Fits: all 2020 2500 engines	68451103AA	🇺🇸 US 🇨🇦 CA	Kit Fitment notes — MOPAR 68451103AA Kit Fits: Crew Cab Crew Cab8' Box8-SPD Auto 8HP75-LCV Transmission or: Regular Cab8 Foot Bed8-SPD Auto 8HP75-LCV Transmission or: Crew Cab Wheelbase 28-SPD Auto 8HP75-LCV Transmission Fits: Cummins EngineCrew Cab Crew Cab8' Box6 Speed Automatic 68RFE Transmission or: Cummins EngineRegular Cab8 Foot Bed6 Speed Automatic 68RFE Transmission or: Cummins EngineCrew Cab Wheelbase 26 Speed Automatic 68RFE Transmission	View on Amazon
MOPAR Fits: all 2020 2500 engines	68451034AA	🇺🇸 US 🇨🇦 CA	Kit Fitment notes — MOPAR 68451034AA Kit Fits: Mega Cab8-SPD Auto 8HP75-LCV Transmission or: Crew Cab Wheelbase 28-SPD Auto 8HP75-LCV Transmission Fits: Cummins EngineMega Cab6 Speed Automatic 68RFE Transmission or: Cummins EngineCrew Cab Wheelbase 26 Speed Automatic 68RFE Transmission	View on Amazon

This table covers the U-joints in the driveshaft.

Buying Drivetrain Parts for a 2020 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 2020 Ram 2500?

Our catalog currently lists 176 drivetrain parts for the 2020 Ram 2500 across 40 subcategories and 22 brands, covering both the 6.4L V8 and the 6.7L L6 DIESEL Turbocharged. Each part is matched to the engine(s) it fits.

Do drivetrain parts differ between 2020 Ram 2500 engines?

Some do. 157 parts fit every engine; the other 19 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 2020 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 2020 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 2020 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 2020 Ram 2500

Belt Drive Body & Lamp Assembly Brake & Wheel Hub Cooling System Electrical Electrical Bulb & Socket Electrical Connector Electrical Switch & Relay Engine Exhaust & Emission Fuel & Air Heat & Air Conditioning Ignition Interior Steering Suspension Automatic Transmission Wheel Wiper & Washer

Drivetrain Parts for Other Ram 2500 Years

2026 Ram 2500 2025 Ram 2500 2024 Ram 2500 2023 Ram 2500 2022 Ram 2500 2021 Ram 2500 2019 Ram 2500 2018 Ram 2500 2017 Ram 2500 2016 Ram 2500 2015 Ram 2500 2014 Ram 2500

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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.

Published by AutoFactsDB from manufacturer application data. How fitment is matched Report a fitment error