80 Drivetrain parts are listed for the 2021 Ford Transit 350, in 23 part types, covering both the 3.5L V6 and the 3.5L V6 Turbocharged. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2021 Ford Transit 350, 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 (16 parts), Differential Rebuild Kit (15 parts) and CV Axle (7 parts). The other 20 part types cover the remaining 42 parts.
The 2021 Ford Transit 350 was sold with both the 3.5L V6 and the 3.5L V6 Turbocharged. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2021 Ford Transit 350 drivetrain parts are MOTIVE GEAR (18 parts), DANA (13 parts) and DORMAN (6 parts), plus 18 more brands. Quality grades include Standard Replacement, Heavy Duty and Master Kit.
10 parts on this 2021 Ford Transit 350 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including MOTORCRAFT TX1127 (CV Axle) and USA STANDARD GEAR USA26020 (Differential Carrier). Click any part number to see every vehicle that part fits.
Axle Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.5L V6 Turbocharged | 926127 | 🇺🇸 US 🇨🇦 CA | Contains Hub and Bearing Mounting Bolts, Seal | View on Amazon |
This table covers the Axle bolts.
This group shows a single part: DORMAN 926127.
Axle Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.5L V6 Turbocharged | 630336 | 🇺🇸 US 🇨🇦 CA | Rearwith Single Rear Wheel (SRW) | View on Amazon |
| DORMAN Fits: 3.5L V6 Turbocharged | 630337 | 🇺🇸 US 🇨🇦 CA | Rearwith Dual Rear Wheels (DRW) | View on Amazon |
This table covers the Axle shafts.
DORMAN supplies both parts for the 2021 Ford Transit 350.
This group includes DORMAN 630336 and DORMAN 630337.
Axle Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.5L V6 Turbocharged | 926129 | 🇺🇸 US 🇨🇦 CA | Rearwith Single Rear Wheel (SRW) | View on Amazon |
| TIMKEN Fits: 3.5L V6 Turbocharged | SL260559 | 🇺🇸 US 🇨🇦 CA | FrontAWD | 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.
2 Axle Shaft Seal parts for the 2021 Ford Transit 350 come from 2 brands — DORMAN and TIMKEN.
Part numbers include DORMAN 926129 and TIMKEN SL260559.
CV Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORCRAFT Popular Fits: 3.5L V6 Turbocharged | TX1127 | 🇺🇸 US 🇨🇦 CA | Front RightAWD | View on Amazon |
| MOTORCRAFT Popular Fits: 3.5L V6 Turbocharged | TX1128 | 🇺🇸 US 🇨🇦 CA | Front LeftAWD | View on Amazon |
| GSP Fits: 3.5L V6 Turbocharged | NCV11262 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
| GSP Fits: 3.5L V6 Turbocharged | NCV11261 | 🇺🇸 US 🇨🇦 CA | Front Right | View on Amazon |
| TOP NOTCH Fits: 3.5L V6 Turbocharged | TN40178 | 🇺🇸 US 🇨🇦 CA | Front Right | View on Amazon |
| TRAKMOTIVE Fits: 3.5L V6 Turbocharged | FD86079 | 🇺🇸 US 🇨🇦 CA | Front LeftTransit-350 Base Model | View on Amazon |
| TRAKMOTIVE Fits: 3.5L V6 Turbocharged | FD86094 | 🇺🇸 US 🇨🇦 CA | Front RightTransit-350 Base Model | View on Amazon |
This table covers the complete CV axle shafts from differential (or hub) to wheel. Typical signs include a click in tight turns, grease flung around the wheel well, or a vibration that builds with speed. A torn boot caught early is a boot kit; caught late it is the whole axle. Torque the axle nut to the method in the notes.
7 CV Axle parts for the 2021 Ford Transit 350 come from 4 brands — MOTORCRAFT, GSP, TRAKMOTIVE and 1 other brand. The "Popular" part is MOTORCRAFT TX1127.
Part numbers include MOTORCRAFT TX1127, MOTORCRAFT TX1128 and GSP NCV11262, among others listed above.
Differential Carrier
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| RICHMOND Fits: 3.5L V6 Turbocharged | XL5023 | 🇺🇸 US 🇨🇦 CA | EXCel | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| USA STANDARD GEAR Popular Fits: 3.5L V6 Turbocharged | USA26020 | 🇺🇸 US 🇨🇦 CA | Yukon Dura Grip | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Fits: 3.5L V6 Turbocharged | 9L3Z4026H | 🇺🇸 US 🇨🇦 CA | with Open Differentialwithout Electronic Differential Lock | View on Amazon |
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | F975L | 🇺🇸 US 🇨🇦 CA | 34 Spline | View on Amazon |
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | 73106X | 🇺🇸 US 🇨🇦 CA | 34 Spline | View on Amazon |
This table covers the carriers that hold the differential gears in the axle.
5 Differential Carrier parts for the 2021 Ford Transit 350 come from 4 brands — MOTIVE GEAR, RICHMOND, USA STANDARD GEAR and 1 other brand. The "Popular" part is USA STANDARD GEAR USA26020.
The Economy section lists 1 option from RICHMOND — the catalog's value-priced group. RICHMOND XL5023 is listed in this group.
In the Heavy Duty grade, USA STANDARD GEAR supplies 1 part: rated for severe service. A representative part number is USA STANDARD GEAR USA26020.
In the Standard Replacement grade, MOTIVE GEAR and AAM supply 3 parts: built to original-equipment specification. A representative part number is AAM 9L3Z4026H.
This group includes USA STANDARD GEAR USA26020, RICHMOND XL5023 and AAM 9L3Z4026H and the remaining parts above.
Differential Carrier Bearing / Race
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NSK Fits: 3.5L V6 Turbocharged | R585U42 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
This table covers the bearings and races that support the differential carrier.
This group shows a single part: NSK R585U42.
Differential Carrier Shim
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | 1135R | 🇺🇸 US 🇨🇦 CA | Differential Carrier Shim KitCarrier Shim Pack | View on Amazon |
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | SSK42 | 🇺🇸 US 🇨🇦 CA | Super shimsStackable Carrier Shim Kit | View on Amazon |
This table covers the Differential Carrier shims.
MOTIVE GEAR supplies both parts for the 2021 Ford Transit 350.
This group includes MOTIVE GEAR 1135R and MOTIVE GEAR SSK42.
Differential Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 3.5L V6 Turbocharged | RDS55476 | 🇺🇸 US 🇨🇦 CA | Rearwith 9.75 (In) Ring Gear | View on Amazon |
| MAHLE / CLEVITE Fits: 3.5L V6 Turbocharged | P32765 | 🇺🇸 US 🇨🇦 CA | Paper | 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.
2 Differential Cover Gasket parts for the 2021 Ford Transit 350 come from 2 brands — FEL-PRO and MAHLE / CLEVITE.
Part numbers include FEL-PRO RDS55476 and MAHLE / CLEVITE P32765.
Differential Crush Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | BL3Z4662B | 🇺🇸 US 🇨🇦 CA | RearFord 9.75" | View on Amazon |
This table covers the Differential Crush sleeves.
One part is listed for the 2021 Ford Transit 350 — MOTIVE GEAR BL3Z4662B.
Differential Pinion Bearing / Race
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | R975FRLAPK | 🇺🇸 US 🇨🇦 CA | KitKoyo Bearings | View on Amazon |
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | R975FRLATPK | 🇺🇸 US 🇨🇦 CA | 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 |
| USA STANDARD GEAR Fits: 3.5L V6 Turbocharged | USA13117 | 🇺🇸 US 🇨🇦 CA | Includes Timken Pinion Bearings | View on Amazon |
This table covers the bearings and races on the differential pinion.
3 Differential Pinion Bearing / Race parts are listed for the 2021 Ford Transit 350, from MOTIVE GEAR and USA STANDARD GEAR.
This group includes MOTIVE GEAR R975FRLAPK, MOTIVE GEAR R975FRLATPK and USA STANDARD GEAR USA13117.
Differential Pinion Bearing Baffle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | 4105 | 🇺🇸 US 🇨🇦 CA | Solid Pinion Spacer and Adjustable Shim KitRing Gear Spacer | View on Amazon |
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | 4104 | 🇺🇸 US 🇨🇦 CA | Differential Pinion Bearing SpacerRing Gear Spacer | View on Amazon |
| RICHMOND Fits: 3.5L V6 Turbocharged | 0400111 | 🇺🇸 US 🇨🇦 CA | Differential Pinion Bearing Spacer | View on Amazon |
This table covers the baffles that control oil at the pinion bearings.
3 Differential Pinion Bearing Baffle parts are listed for the 2021 Ford Transit 350, from MOTIVE GEAR and RICHMOND.
Listed part numbers: MOTIVE GEAR 4105, MOTIVE GEAR 4104 and RICHMOND 0400111.
Differential Pinion Nut
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | N811024S100 | 🇺🇸 US 🇨🇦 CA | Differential Pinion Shaft Nut | View on Amazon |
This table covers the Differential Pinion nuts.
This group shows a single part: MOTIVE GEAR N811024S100.
Differential Pinion Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TIMKEN Fits: 3.5L V6 Turbocharged | 4278 | 🇺🇸 US 🇨🇦 CA | RearRWD | View on Amazon |
| TIMKEN Fits: 3.5L V6 Turbocharged | SL260572 | 🇺🇸 US 🇨🇦 CA | FrontAWD | View on Amazon |
| TIMKEN Fits: 3.5L V6 Turbocharged | SL260573 | 🇺🇸 US 🇨🇦 CA | RearAWD | 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.
3 Differential Pinion Seal parts for the 2021 Ford Transit 350 come from TIMKEN.
Part numbers include TIMKEN 4278, TIMKEN SL260572 and TIMKEN SL260573.
Differential Pinion Shim
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | 1136R | 🇺🇸 US 🇨🇦 CA | Pinion Shim Pack | View on Amazon |
This table covers the Differential Pinion shims.
This group shows a single part: MOTIVE GEAR 1136R.
Differential Rebuild Kit
Master Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTIVE GEAR Popular Fits: 3.5L V6 Turbocharged | R975FRLBMK | 🇺🇸 US 🇨🇦 CA | 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 |
| MOTIVE GEAR Popular Fits: 3.5L V6 Turbocharged | R975FRLAMKT | 🇺🇸 US 🇨🇦 CA | Master Bearing Kit Includes Timken Tapered Bearings, Brush, Cover Gasket (or RTV), Crush Sleeve (or Preload Shim Pack) | View on Amazon |
| BCA Fits: 3.5L V6 Turbocharged | NBDRK316EMK | 🇺🇸 US 🇨🇦 CA | Master Kit | View on Amazon |
| LUK Fits: 3.5L V6 Turbocharged | GDK316EMK | 🇺🇸 US 🇨🇦 CA | Master Kit | View on Amazon |
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | R975FRLAMK | 🇺🇸 US 🇨🇦 CA | Master Bearing Kit Includes Koyo Tapered Bearings, Brush, Cover Gasket (or RTV), Crush Sleeve (or Preload Shim Pack), Markin | View on Amazon |
| RICHMOND Fits: 3.5L V6 Turbocharged | XL10511 | 🇺🇸 US 🇨🇦 CA | EXCel | View on Amazon |
| SKF Fits: 3.5L V6 Turbocharged | SDK316EMK | 🇺🇸 US 🇨🇦 CA | Master Kit | View on Amazon |
| USA STANDARD GEAR Fits: 3.5L V6 Turbocharged | USA14202 | 🇺🇸 US 🇨🇦 CA | Yukon Master Kit | View on Amazon |
| USA STANDARD GEAR Fits: 3.5L V6 Turbocharged | ZKF975D | 🇺🇸 US 🇨🇦 CA | Differential Rebuild KitsIncludes Koyo Bearings | View on Amazon |
Standard Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTIVE GEAR Popular Fits: 3.5L V6 Turbocharged | R975FRLB | 🇺🇸 US 🇨🇦 CA | 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 | View on Amazon |
| BCA Fits: 3.5L V6 Turbocharged | NBDRK316E | 🇺🇸 US 🇨🇦 CA | Standard Kit | View on Amazon |
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | R975FRLA | 🇺🇸 US 🇨🇦 CA | Bearing Kit Includes Koyo Tapered Bearings, Brush, Cover Gasket (or RTV), Crush Sleeve (or Preload Shim Pack), Marking Compound | View on Amazon |
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | R975FRLAT | 🇺🇸 US 🇨🇦 CA | Bearing Kit Includes Timken Tapered Bearings, Brush, Cover Gasket (or RTV), Crush Sleeve (or Preload Shim Pack), Marking Compound | View on Amazon |
| SKF Fits: 3.5L V6 Turbocharged | SDK316E | 🇺🇸 US 🇨🇦 CA | Standard Kit | View on Amazon |
| USA STANDARD GEAR Fits: 3.5L V6 Turbocharged | USA11119 | 🇺🇸 US 🇨🇦 CA | Standard Kit | View on Amazon |
This table covers kits that group the bearings, races and seals for a differential rebuild.
15 Differential Rebuild Kit parts are listed for the 2021 Ford Transit 350, from MOTIVE GEAR, USA STANDARD GEAR, BCA and 3 other brands. MOTIVE GEAR R975FRLBMK carries the "Popular" badge.
In the Master Kit grade, MOTIVE GEAR, USA STANDARD GEAR, BCA and 3 other brands supply 9 parts: grouped under the catalog's "Master Kit" designation — the notes column spells out what sets them apart. A representative part number is MOTIVE GEAR R975FRLBMK.
The Standard Kit section lists 6 options from MOTIVE GEAR, BCA, SKF and 1 other brand — grouped under the catalog's "Standard Kit" designation — the notes column spells out what sets them apart. MOTIVE GEAR R975FRLB is listed in this group.
Differential Ring and Pinion
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Fits: 3.5L V6 Turbocharged | ML3Z4209H | 🇺🇸 US 🇨🇦 CA | with 4.10 Axle Ratiowith 9.75 (In) Rear Axle | View on Amazon |
| RICHMOND Fits: 3.5L V6 Turbocharged | 6904451 | 🇺🇸 US 🇨🇦 CA | RearFord 9.75" (12 Bolt) (Gear Ratio: 4.56 Gear Ratio) | View on Amazon |
This table covers the ring-and-pinion gear sets that set the axle ratio.
2 Differential Ring and Pinion parts for the 2021 Ford Transit 350 come from 2 brands — AAM and RICHMOND.
Listed part numbers: AAM ML3Z4209H and RICHMOND 6904451.
Differential Spider Gear
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| RICHMOND Fits: 3.5L V6 Turbocharged | XL4016 | 🇺🇸 US 🇨🇦 CA | ExcelDifferential Carrier Gear Kit | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAM Fits: 3.5L V6 Turbocharged | 9L3Z4215C | 🇺🇸 US 🇨🇦 CA | Differential Spider and Pinion Gear Kit | View on Amazon |
| MOTIVE GEAR Fits: 3.5L V6 Turbocharged | F975BI | 🇺🇸 US 🇨🇦 CA | Differential Carrier Gear Kit34 Spline | View on Amazon |
| USA STANDARD GEAR Fits: 3.5L V6 Turbocharged | ZIKF975S34 | 🇺🇸 US 🇨🇦 CA | Differential Carrier Gear KitStandard Open Spider Gear Kit | View on Amazon |
This table covers the Differential Spider gears.
4 Differential Spider Gear parts for the 2021 Ford Transit 350 come from 4 brands — RICHMOND, AAM, MOTIVE GEAR and 1 other brand.
The Economy section: 1 option from RICHMOND. RICHMOND XL4016 is listed in this group.
Standard Replacement: 3 parts, from AAM, MOTIVE GEAR and USA STANDARD GEAR. A representative part number is AAM 9L3Z4215C.
Part numbers include RICHMOND XL4016, AAM 9L3Z4215C and MOTIVE GEAR F975BI, among others listed above.
Drive Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 3.5L V6 Turbocharged | 966489 | 🇺🇸 US 🇨🇦 CA | Length: 95.5" | View on Amazon |
| DORMAN Fits: 3.5L V6 Turbocharged | 986767 | 🇺🇸 US 🇨🇦 CA | Length: 112.5" | View on Amazon |
| WJB / INMOTION PARTS Fits: 3.5L V6 Turbocharged | WDS86767 | 🇺🇸 US 🇨🇦 CA | RearRWD | View on Amazon |
This table covers the driveshafts that carry torque from the transmission or transfer case.
3 Drive Shaft parts are listed for the 2021 Ford Transit 350, from DORMAN and WJB / INMOTION PARTS.
This group includes DORMAN 966489, DORMAN 986767 and WJB / INMOTION PARTS WDS86767.
Gear Oil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOBIL Fits: 3.5L V6 Turbocharged | 102490 | 🇺🇸 US 🇨🇦 CA | Synthetic Gear Lube Limited Slip 75W-14 0Mobil 1 Synthetic Gear Lubricant LS 75W-14 0 | View on Amazon |
| VALVOLINE Fits: 3.5L V6 Turbocharged | 915052 | 🇺🇸 US 🇨🇦 CA | Advanced Full Synthetic SAE 75W-85 Gear Oil1 Gallon | View on Amazon |
| VALVOLINE Fits: 3.5L V6 Turbocharged | 915053 | 🇺🇸 US 🇨🇦 CA | 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.
3 Gear Oil parts for the 2021 Ford Transit 350 come from 2 brands — VALVOLINE and MOBIL.
This group includes MOBIL 102490, VALVOLINE 915052 and VALVOLINE 915053.
Transfer Case Control Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORCRAFT Fits: 3.5L V6 Turbocharged | TM357 | 🇺🇸 US 🇨🇦 CA | AWD | View on Amazon |
This table covers the Transfer Case control modules.
One part is listed for the 2021 Ford Transit 350 — MOTORCRAFT TM357.
Transfer Case Fluid
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOBIL Fits: 3.5L V6 Turbocharged | 126505 | 🇺🇸 US 🇨🇦 CA | Multi-Vehicle ATF | 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.
This group shows a single part: MOBIL 126505.
Transfer Case Motor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORCRAFT Fits: 3.5L V6 Turbocharged | MM1424 | 🇺🇸 US 🇨🇦 CA | 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.
One part is listed for the 2021 Ford Transit 350 — MOTORCRAFT MM1424.
Universal Joint
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DANA Popular Fits: 3.5L V6 Turbocharged | 15160X | 🇺🇸 US 🇨🇦 CA | SVLGreasable | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | 15178X | 🇺🇸 US 🇨🇦 CA | SVLGreasable | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | 25160X | 🇺🇸 US 🇨🇦 CA | Spicer SelectGreasable | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | 25178X | 🇺🇸 US 🇨🇦 CA | Spicer SelectGreasable | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DANA Popular Fits: 3.5L V6 Turbocharged | 51410X | 🇺🇸 US 🇨🇦 CA | Spicer Life Series (SPL)Non-Greasable | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | 51350X | 🇺🇸 US 🇨🇦 CA | Spicer Life Series (SPL)Non-Greasable | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | 51350XP | 🇺🇸 US 🇨🇦 CA | Spicer Life Series (SPL) PlusNon-Greasable | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | 513501X | 🇺🇸 US 🇨🇦 CA | Spicer Life Series (SPL)Greasable | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | 51410XP | 🇺🇸 US 🇨🇦 CA | Spicer Life Series (SPL) PlusNon-Greasable | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | 514101X | 🇺🇸 US 🇨🇦 CA | Spicer Life Series (SPL)Greasable | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | SPL301350XC | 🇺🇸 US 🇨🇦 CA | Spicer Life Series (SPL)Non-Greasable | View on Amazon |
| GMB Fits: 3.5L V6 Turbocharged | 2150178 | 🇺🇸 US 🇨🇦 CA | Performance GradeGreasable | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GMB Popular Fits: 3.5L V6 Turbocharged | 2100178 | 🇺🇸 US 🇨🇦 CA | GreasableGrease Fitting in Cross | View on Amazon |
| GMB Popular Fits: 3.5L V6 Turbocharged | 2100447 | 🇺🇸 US 🇨🇦 CA | Non-Greasable1.188" Bearing Cap Diameter | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | 5178X | 🇺🇸 US 🇨🇦 CA | SpicerGreasable | View on Amazon |
| DANA Fits: 3.5L V6 Turbocharged | 5160X | 🇺🇸 US 🇨🇦 CA | SpicerGreasable | View on Amazon |
This table covers the U-joints in the driveshaft.
16 Universal Joint parts for the 2021 Ford Transit 350 come from 2 brands — DANA and GMB. The "Popular" part is DANA 15160X.
The Economy section: 4 options from DANA. DANA 15160X is listed in this group.
Heavy Duty: 8 parts, from DANA and GMB. A representative part number is DANA 51410X.
Standard Replacement: 4 parts, from GMB and DANA. A representative part number is GMB 2100178.
Buying Drivetrain Parts for a 2021 Ford Transit 350
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. Every drivetrain part here is 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 Rebuild Kit .
Frequently Asked Questions
How many drivetrain parts fit the 2021 Ford Transit 350?
Our catalog currently lists 80 drivetrain parts for the 2021 Ford Transit 350 across 23 subcategories and 21 brands, covering both the 3.5L V6 and the 3.5L V6 Turbocharged. Each part is matched to the engine(s) it fits.
Do drivetrain parts differ between 2021 Ford Transit 350 engines?
Yes. Every drivetrain part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. 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 2021 Ford Transit 350?
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 2021 Ford Transit 350 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 2021 Ford Transit 350?
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 2021 Ford Transit 350
Drivetrain Parts for Other Ford Transit 350 Years
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