2021 Ford F-150 Drivetrain Parts

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. Read more

STANDARD MOTOR PRODUCTS supplies both parts for the 2021 Ford F-150. 1 part fits every engine; the other 1 is engine-specific.

This group includes STANDARD MOTOR PRODUCTS TCA164 and STANDARD MOTOR PRODUCTS TCA163.

This table covers the Axle shafts. Read more

8 Axle Shaft parts are listed for the 2021 Ford F-150, from DORMAN and USA STANDARD GEAR. DORMAN 630052 carries the "Popular" badge.

In the Economy grade, DORMAN supplies 3 parts: the catalog's value-priced group. A representative part number is DORMAN 630052.

The Standard Replacement section lists 2 options from USA STANDARD GEAR — built to original-equipment specification. USA STANDARD GEAR USA11899 is listed in this group.

3 ungrouped parts are not assigned to a grade, with the same engine-level match.

Part numbers include DORMAN 630052, DORMAN 630051 and DORMAN 630050, among others listed above.

This table covers the Axle 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. Read more

4 Axle Shaft Bearing parts are listed for the 2021 Ford F-150, from WJB / INMOTION PARTS, MOTIVE GEAR, SKF and 1 other brand. All of them fit every engine offered in the 2021 F-150.

Economy: 1 part, from WJB / INMOTION PARTS. A representative part number is WJB / INMOTION PARTS WBFC66998.

The Standard Replacement section: 3 options from MOTIVE GEAR, SKF and TIMKEN. MOTIVE GEAR KITR1561TVFO is listed in this group.

This group includes WJB / INMOTION PARTS WBFC66998, MOTIVE GEAR KITR1561TVFO and SKF FC66998 and the remaining parts above.

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. Read more

3 Axle Shaft Seal parts for the 2021 Ford F-150 come from 2 brands — TIMKEN and SKF. Every part fits all 6 engine options (2.7L V6 Turbocharged, 3.0L V6 DIESEL Turbocharged, 3.3L V6, 3.5L V6 ELECTRIC/GAS Turbocharged and more).

Part numbers include SKF 18005, TIMKEN 100357 and TIMKEN SL260013.

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. Read more

22 CV Axle parts for the 2021 Ford F-150 come from 5 brands — GSP, TOP NOTCH, TRAKMOTIVE and 2 other brands. The "Popular" part is TOP NOTCH TN40042XD. Every part fits all 6 engine options (2.7L V6 Turbocharged, 3.0L V6 DIESEL Turbocharged, 3.3L V6, 3.5L V6 ELECTRIC/GAS Turbocharged and more).

In the Heavy Duty grade, TOP NOTCH and GSP supply 4 parts: rated for severe service. A representative part number is TOP NOTCH TN40042XD.

In the Specialty - For Lifted Vehicles grade, GSP and TOP NOTCH supply 3 parts: grouped under the catalog's "Specialty - For Lifted Vehicles" designation — the notes column spells out what sets them apart. A representative part number is GSP NCV11158XDP.

Standard Replacement: 15 parts, from TRAKMOTIVE, MOTORCRAFT, APWI and 2 other brands. A representative part number is MOTORCRAFT TX1207.

This table covers the boots that keep grease in a CV joint. Typical signs include a split boot, grease flung around the joint, or a click once grit is inside. A boot caught early is a kit. Once the joint has clicked, the joint itself is usually worn. Read more

3 CV Joint Boot parts for the 2021 Ford F-150 come from 2 brands — MOTORCRAFT and MEVOTECH. Every part fits all 6 engine options (2.7L V6 Turbocharged, 3.0L V6 DIESEL Turbocharged, 3.3L V6, 3.5L V6 ELECTRIC/GAS Turbocharged and more).

This group includes MEVOTECH DX428, MOTORCRAFT TS262 and MOTORCRAFT TS261.

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

9 Differential Carrier parts for the 2021 Ford F-150 come from 3 brands — USA STANDARD GEAR, MOTIVE GEAR and RICHMOND. The "Popular" part is USA STANDARD GEAR USA26020. Every part fits all 6 engine options (2.7L V6 Turbocharged, 3.0L V6 DIESEL Turbocharged, 3.3L V6, 3.5L V6 ELECTRIC/GAS Turbocharged and more).

The Economy section: 1 option from RICHMOND. RICHMOND XL5023 is listed in this group.

Heavy Duty: 3 parts, from USA STANDARD GEAR. A representative part number is USA STANDARD GEAR USA26020.

Standard Replacement: 5 parts, from MOTIVE GEAR and USA STANDARD GEAR. A representative part number is MOTIVE GEAR F88L341.

This group includes USA STANDARD GEAR USA26020, RICHMOND XL5023 and USA STANDARD GEAR USA12497 and the remaining parts above.

This table covers the bearings and races that support the differential carrier. Read more

2 Differential Carrier Bearing / Race parts for the 2021 Ford F-150 come from 2 brands — WJB / INMOTION PARTS and NSK. Every part fits all 6 engine options (2.7L V6 Turbocharged, 3.0L V6 DIESEL Turbocharged, 3.3L V6, 3.5L V6 ELECTRIC/GAS Turbocharged and more).

The Economy section: 1 option from WJB / INMOTION PARTS. WJB / INMOTION PARTS WTA36 is listed in this group.

Standard Replacement: 1 part, from NSK. A representative part number is NSK R585U42.

Part numbers include WJB / INMOTION PARTS WTA36 and NSK R585U42.

This table covers the Differential Carrier 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. Read more

This group shows a single part: DORMAN 541010.

This table covers the Differential Carrier shims. Read more

MOTIVE GEAR supplies the 4 Differential Carrier Shim parts for the 2021 Ford F-150. All of them fit every engine offered in the 2021 F-150.

Part numbers include MOTIVE GEAR SS12, MOTIVE GEAR 1135R and MOTIVE GEAR 1148R, among others listed above.

This table covers the Differential covers. Read more

2 Differential Cover parts are listed for the 2021 Ford F-150, from DORMAN and SKP. All of them fit every engine offered in the 2021 F-150.

Part numbers include DORMAN 697734 and SKP SK697734.

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. Read more

2 Differential Cover Gasket parts for the 2021 Ford F-150 come from 2 brands — FEL-PRO and MAHLE / CLEVITE. Every part fits all 6 engine options (2.7L V6 Turbocharged, 3.0L V6 DIESEL Turbocharged, 3.3L V6, 3.5L V6 ELECTRIC/GAS Turbocharged and more).

This group includes FEL-PRO RDS55476 and MAHLE / CLEVITE P32765.

This table covers the Differential Crush sleeves. Read more

MOTIVE GEAR supplies both parts for the 2021 Ford F-150. All of them fit every engine offered in the 2021 F-150.

Part numbers include MOTIVE GEAR BL1Z4662A and MOTIVE GEAR BL3Z4662B.

This table covers the Differential Gear Installation kits. Read more

One part is listed for the 2021 Ford F-150 — RICHMOND 831047B.

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

3 Differential Pinion Bearing / Race parts are listed for the 2021 Ford F-150, from MOTIVE GEAR and USA STANDARD GEAR. All of them fit every engine offered in the 2021 F-150.

Part numbers include MOTIVE GEAR R975FRLAPK, MOTIVE GEAR R975FRLATPK and USA STANDARD GEAR USA13117.

This table covers the baffles that control oil at the pinion bearings. Read more

3 Differential Pinion Bearing Baffle parts are listed for the 2021 Ford F-150, from MOTIVE GEAR and RICHMOND. All of them fit every engine offered in the 2021 F-150.

Listed part numbers: MOTIVE GEAR 4105, MOTIVE GEAR 4104 and RICHMOND 0400111.

This table covers the Differential Pinion nuts. Read more

3 Differential Pinion Nut parts for the 2021 Ford F-150 come from 2 brands — MOTIVE GEAR and USA STANDARD GEAR. Every part fits all 6 engine options (2.7L V6 Turbocharged, 3.0L V6 DIESEL Turbocharged, 3.3L V6, 3.5L V6 ELECTRIC/GAS Turbocharged and more).

This group includes MOTIVE GEAR N811024S100, MOTIVE GEAR FL3Z4320A and USA STANDARD GEAR USA33577.

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

This group shows a single part: TIMKEN KWK99181.

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. Read more

8 Differential Pinion Seal parts for the 2021 Ford F-150 come from 7 brands — TIMKEN, ACDELCO, NATIONAL and 4 other brands. The "Popular" part is ACDELCO 4278. Every part fits all 6 engine options (2.7L V6 Turbocharged, 3.0L V6 DIESEL Turbocharged, 3.3L V6, 3.5L V6 ELECTRIC/GAS Turbocharged and more).

Part numbers include ACDELCO 4278, among others listed above.

This table covers the Differential Pinion shims. Read more

This group shows a single part: MOTIVE GEAR 1136R.

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

24 Differential Rebuild Kit parts are listed for the 2021 Ford F-150, from MOTIVE GEAR, USA STANDARD GEAR, RICHMOND and 2 other brands. MOTIVE GEAR R975FRLBMK carries the "Popular" badge. All of them fit every engine offered in the 2021 F-150.

In the Master Kit grade, MOTIVE GEAR, RICHMOND, USA STANDARD GEAR and 2 other brands supply 16 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 8 options from MOTIVE GEAR, USA STANDARD GEAR and BCA — 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.

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

8 Differential Ring and Pinion parts for the 2021 Ford F-150 come from 3 brands — AAM, RICHMOND and MOTIVE GEAR. The "Popular" part is MOTIVE GEAR F88L. Every part fits all 6 engine options (2.7L V6 Turbocharged, 3.0L V6 DIESEL Turbocharged, 3.3L V6, 3.5L V6 ELECTRIC/GAS Turbocharged and more).

Part numbers include MOTIVE GEAR F88L, RICHMOND 4902101 and AAM F88355GS, among others listed above.

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. Read more

ELRING supplies the 3 Differential Seal parts for the 2021 Ford F-150.

Part numbers include ELRING B15990, ELRING B16000 and ELRING B16010.

This table covers the Differential Spider gears. Read more

3 Differential Spider Gear parts for the 2021 Ford F-150 come from 3 brands — RICHMOND, MOTIVE GEAR and USA STANDARD GEAR. Every part fits all 6 engine options (2.7L V6 Turbocharged, 3.0L V6 DIESEL Turbocharged, 3.3L V6, 3.5L V6 ELECTRIC/GAS Turbocharged and more).

The Economy section: 1 option from RICHMOND. RICHMOND XL4016 is listed in this group.

Standard Replacement: 2 parts, from MOTIVE GEAR and USA STANDARD GEAR. A representative part number is MOTIVE GEAR F975BI.

This group includes RICHMOND XL4016, MOTIVE GEAR F975BI and USA STANDARD GEAR ZIKF975S34.

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

14 Drive Shaft parts are listed for the 2021 Ford F-150, from DORMAN and WJB / INMOTION PARTS. DORMAN 966443 carries the "Popular" badge.

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. Read more

7 Gear Oil parts for the 2021 Ford F-150 come from VALVOLINE. The "Popular" part is VALVOLINE VV975. 2 parts fit every engine; the other 5 are engine-specific.

Listed part numbers: VALVOLINE VV975, VALVOLINE 889785 and VALVOLINE 915052, plus the other parts above.

This table covers the Transfer Case control modules. Read more

MOTORCRAFT supplies the 6 Transfer Case Control Module parts for the 2021 Ford F-150. MOTORCRAFT TM379 carries the "Popular" badge. All of them fit every engine offered in the 2021 F-150.

Part numbers include MOTORCRAFT TM379, MOTORCRAFT TM366 and MOTORCRAFT TM367, among others listed above.

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. Read more

12 Transfer Case Fluid parts for the 2021 Ford F-150 come from 5 brands — VALVOLINE, PENTOSIN, LUCAS OIL and 2 other brands. The "Popular" part is ACDELCO 109243. 3 parts fit every engine; the other 9 are engine-specific.

In the ATF 64 grade, PENTOSIN supplies 2 parts: grouped under the catalog's "ATF 64" designation — the notes column spells out what sets them apart. A representative part number is PENTOSIN 1058113.

The Dexron section lists 3 options from VALVOLINE and ACDELCO — grouped under the catalog's "Dexron" designation — the notes column spells out what sets them apart. ACDELCO 109243 is listed in this group.

The Multi-Vehicle section lists 6 options from VALVOLINE, LUCAS OIL and MOBIL — grouped under the catalog's "Multi-Vehicle" designation — the notes column spells out what sets them apart. MOBIL 126505 is listed in this group.

1 further part sits outside the graded sections, with the same engine-level match.

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. Read more

ELRING supplies both parts for the 2021 Ford F-150.

This group includes ELRING B16070 and ELRING B19450.

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. Read more

One part is listed for the 2021 Ford F-150 — MOTORCRAFT MM1428.

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. Read more

One part is listed for the 2021 Ford F-150 — ELRING B19480.

This table covers the Transfer Case Vent hoses. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle. Read more

This group shows a single part: MOTORCRAFT KK62.