2021 Audi A8 Automatic Transmission Parts

This table covers the replacement filters for this application — the table heading and notes say which circuit. Typical signs include restricted flow — long cranking, weak airflow, or dirty fluid after a short interval. Seat the new filter so it cannot bypass, and use the grade the notes call for. Read more

2 Filter parts for the 2021 Audi A8 come from 2 brands — ATP and HENGST.

Part numbers include ATP B205 and HENGST HG105HD836.

This table covers the heat exchangers that cool transmission fluid. Typical signs include fluid that overheats, a leak at the cooler fittings, or milky fluid that says coolant and ATF have mixed. Flush the lines when you replace a cooler. Cross-contamination is how a small leak becomes a transmission job. Read more

3 Fluid Cooler parts for the 2021 Audi A8 come from 2 brands — MAHLE / CLEVITE and NISSENS.

Listed part numbers: MAHLE / CLEVITE CLC283000P, MAHLE / CLEVITE CLC284000P and NISSENS 91521.

This table covers the pans that hold automatic-transmission fluid. Read more

3 Fluid Pan parts are listed for the 2021 Audi A8, from ZF and VAICO.

This group includes VAICO V104350, ZF 1103298112 and ZF 1103298119.

This table covers the automatic-transmission fluids specified for this gearbox. Typical signs include harsh or delayed shifts, fluid that smells burnt, or a shudder at light throttle. Use exactly the specification in the notes. Automatic transmissions are unforgiving of the wrong fluid. Read more

14 Transmission Fluid parts for the 2021 Audi A8 come from 7 brands — VALVOLINE, LIQUI MOLY, PENTOSIN and 4 other brands. The "Popular" part is ACDELCO 109243.

The Dexron section lists 1 option from 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 8 options from VALVOLINE, LIQUI MOLY, MOBIL and 1 other brand — grouped under the catalog's "Multi-Vehicle" designation — the notes column spells out what sets them apart. MOBIL 126505 is listed in this group.

The ZF Fluid section lists 4 options from PENTOSIN and ZF — grouped under the catalog's "ZF Fluid" designation — the notes column spells out what sets them apart. PENTOSIN 1058110 is listed in this group.

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

This table covers the conditioners and additives used with this transmission fluid. Read more

6 Transmission Fluid Additive parts for the 2021 Audi A8 come from LUBEGARD. The "Popular" part is LUBEGARD 19610.

Part numbers include LUBEGARD 19610, LUBEGARD 60902 and LUBEGARD 19689, among others listed above.

This table covers the mounts that hold the transmission to the chassis. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes. Read more

One part is listed for the 2021 Audi A8 — VNE 40099993.

This table covers the Transmission service kits. Read more

5 Transmission Service Kit parts are listed for the 2021 Audi A8, from VAICO and ZF. VAICO V108007 carries the "Popular" badge.

The Expert Kit (Basic Kit & Transmission Fluid) section lists 1 option from VAICO — grouped under the catalog's "Expert Kit (Basic Kit & Transmission Fluid)" designation — the notes column spells out what sets them apart. VAICO V108007 is listed in this group.

In the Expert Kit + (Expert Kit and Extra Oil for Rinsing) grade, VAICO supplies 1 part: grouped under the catalog's "Expert Kit + (Expert Kit and Extra Oil for Rinsing)" designation — the notes column spells out what sets them apart. A representative part number is VAICO V108007XXL.

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

Listed part numbers: VAICO V108007, VAICO V108007XXL and VAICO V10000086, plus the other parts above.