2021 Lincoln Aviator Drivetrain Parts

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

TIMKEN supplies both parts for the 2021 Lincoln Aviator.

Listed part numbers: TIMKEN SL260521 and TIMKEN SL260522.

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

6 CV Axle parts are listed for the 2021 Lincoln Aviator, from GSP, MOTORCRAFT and TOP NOTCH. GSP NCV11219 carries the "Popular" badge.

Part numbers include GSP NCV11219, MOTORCRAFT TX1310 and GSP NCV11218, among others listed above.

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

TIMKEN supplies both parts for the 2021 Lincoln Aviator.

Part numbers include TIMKEN SL260569 and TIMKEN SL260571.

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. Read more

4 Drive Shaft Center Support Bearing parts for the 2021 Lincoln Aviator come from 4 brands — DEA / MARMON RIDE CONTROL, WESTAR, ANCHOR and 1 other brand.

The Economy section lists 2 options from DEA / MARMON RIDE CONTROL and WESTAR — the catalog's value-priced group. DEA / MARMON RIDE CONTROL A60147 is listed in this group.

In the Standard Replacement grade, ANCHOR and PIONEER supply 2 parts: built to original-equipment specification. A representative part number is ANCHOR 6147.

Part numbers include DEA / MARMON RIDE CONTROL A60147, WESTAR DS6568 and ANCHOR 6147, among others listed above.

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

5 Gear Oil parts are listed for the 2021 Lincoln Aviator, from VALVOLINE and MOBIL. VALVOLINE VV982 carries the "Popular" badge.

This group includes VALVOLINE VV982, MOBIL 102490 and VALVOLINE 889787 and the remaining parts above.

This table covers the Transfer Case control modules. Read more

This group shows a single part: MOTORCRAFT TM355.

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 are listed for the 2021 Lincoln Aviator, from VALVOLINE, PENTOSIN, LUCAS OIL and 2 other brands. ACDELCO 109243 carries the "Popular" badge.

The ATF 64 section lists 2 options from PENTOSIN — grouped under the catalog's "ATF 64" designation — the notes column spells out what sets them apart. PENTOSIN 1058113 is listed in this group.

In the Dexron grade, VALVOLINE and ACDELCO supply 3 parts: grouped under the catalog's "Dexron" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO 109243.

In the Multi-Vehicle grade, VALVOLINE, LUCAS OIL and MOBIL supply 6 parts: grouped under the catalog's "Multi-Vehicle" designation — the notes column spells out what sets them apart. A representative part number is MOBIL 126505.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

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

This group shows a single part: MOTORCRAFT MM1424.

This table covers the U-joints in the driveshaft. Read more

6 Universal Joint parts are listed for the 2021 Lincoln Aviator, from ACDELCO, GMB, MOOG and 1 other brand. GMB 2180153 carries the "Popular" badge.

The Heavy Duty section lists 2 options from ACDELCO — rated for severe service. ACDELCO 45U0111 is listed in this group.

The Standard Replacement section: 4 options from GMB, MOOG, ACDELCO and 1 other brand. GMB 2180153 is listed in this group.

This group includes GMB 2180153, ACDELCO 45U0111 and ACDELCO 19473225 and the remaining parts above.