2017 Audi A8 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 2017 Audi A8. All of them fit every engine offered in the 2017 A8.

This group includes TIMKEN SL260495 and TIMKEN SL260502.

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 are listed for the 2017 Audi A8, from GSP, TOP NOTCH, TRAKMOTIVE and 3 other brands. TOP NOTCH TN19013PR carries the "Popular" badge. 21 parts fit every engine; the other 1 is engine-specific.

In the Economy grade, VAICO supplies 1 part: the catalog's value-priced group. A representative part number is VAICO V107636.

The Premium section lists 8 options from TOP NOTCH and GSP — a step above OE specification in materials, tolerances or warranty terms. TOP NOTCH TN19013PR is listed in this group.

The Standard Replacement section lists 13 options from GSP, TRAKMOTIVE, TOP NOTCH and 2 other brands — built to original-equipment specification. APWI AD8374 is listed in this group.

This table covers the constant-velocity joints at each end of a drive axle. Read more

5 CV Joint parts are listed for the 2017 Audi A8, from GKN, MARELLI and VAICO. VAICO V106923 carries the "Popular" badge. 2 parts fit every engine; the other 3 are engine-specific.

Part numbers include VAICO V106923, GKN 306654 and GKN 306275, among others listed above.

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

13 CV Joint Boot parts are listed for the 2017 Audi A8, from BECK/ARNLEY, GKN, VAICO and 2 other brands. BECK/ARNLEY 1033141 carries the "Popular" badge. 4 parts fit every engine; the other 9 are engine-specific.

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

One part is listed for the 2017 Audi A8 — TIMKEN SL260602.

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

2 Differential Seal parts for the 2017 Audi A8 come from ELRING.

Part numbers include ELRING 852090 and ELRING 096500.

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

9 Drive Shaft parts for the 2017 Audi A8 come from 6 brands — DORMAN, GKN, WJB / INMOTION PARTS and 3 other brands. The "Popular" part is DORMAN 986265. 6 parts fit every engine; the other 3 are engine-specific.

This group includes DORMAN 986265, DORMAN 986266 and GKN GKNP20060 and the remaining parts 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

VALVOLINE supplies the 7 Gear Oil parts for the 2017 Audi A8. VALVOLINE VV975 carries the "Popular" badge.

Part numbers include VALVOLINE VV975, VALVOLINE 889785 and VALVOLINE 882505, 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

7 Transfer Case Fluid parts are listed for the 2017 Audi A8, from VALVOLINE and VAICO. VALVOLINE VV975 carries the "Popular" badge. 3 parts fit every engine; the other 4 are engine-specific.

This group includes VALVOLINE VV975, VALVOLINE 889785 and VAICO V600430 and the remaining parts above.