Audi A8/S8 Transmission Mount 8K0399151CM
OEM Part #: 8K0-399-151-CM (8K0399151CM)
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Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
Other Transmission Mount that may fit your vehicle
Automatic Transmission Mount / Support Bracket Assembly
Transmission Mount
Transmission Mount / Bracket
Transmission Mount w/ Bracket
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Enhance your Audi's drivetrain stability with this OEM Transmission Mount, part number 8K0399151CM. Located at the rear of your vehicle, this crucial component secures the transmission and minimizes vibrations during operation. It's compatible with 2011-2018 Audi A8 Quattro and S8 models featuring 4.0L V8 engines, as well as 4.2L and 6.3L W12 configurations. Common issues such as excess vibration or transmission misalignment can often be resolved by replacing a worn or damaged mount. This factory-original part is sourced directly from donor vehicles, ensuring you're installing an authentic component designed for your Audi's performance. Alternate terminology includes "Trans Mount" and "Rubb Mount.
Specifications
| Fits Vehicle Model | A8, S8 |
| Fits Vehicle Make | Audi |
| OEM Part No | 8K0-399-151-CM (8K0399151CM) |
| Category | Transmission |
Compatible Vehicles
Fits 24 vehicle configurations across 1 make, 2011-2018.
View all 24 vehicle configurations — 24 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2011 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Automatic Transmission |
| 2011 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Automatic Transmission |
| 2012 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Automatic Transmission |
| 2012 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Automatic Transmission |
| 2012 | Audi | A8 | Quattro L Sedan | 6.3L W12 | For Automatic Transmission |
| 2013 | Audi | A8 | Quattro Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2013 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2013 | Audi | A8 | Quattro L Sedan | 6.3L W12 | For Automatic Transmission |
| 2013 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2014 | Audi | A8 | Quattro Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2014 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2014 | Audi | A8 | Quattro L Sedan | 6.3L W12 | For Automatic Transmission |
| 2014 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2015 | Audi | A8 | Quattro Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2015 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2015 | Audi | A8 | Quattro L Sedan | 6.3L W12 | For Automatic Transmission |
| 2015 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2016 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2016 | Audi | A8 | Quattro L Sedan | 6.3L W12 | For Automatic Transmission |
| 2016 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2017 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2017 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2018 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Automatic Transmission |
| 2018 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Automatic Transmission |