Audi Transmission Mount Bracket / Crossmember 4H0399263AK
OEM Part #: 4H0-399-263-AK (4H0399263AK)
This page covers one exact OEM part number. Every unit we stocked has sold.
We may be able to get another
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 Subframe / Sub Frame / Transmission Mount Bracket that may fit your vehicle
Automatic Transmission Mount / Support Bracket Assembly
$149.99
Fits 2015–2019 Audi
OEM: 4M0399153L
Engine / Transmission Mount Plate
$24.99
Fits 2013–2020 Audi & Porsche
OEM: 8K0399059H
Engine / Transmission Retaining Bracket Plate
$47.49
Fits 2015–2018 Audi A8 / S8
OEM: 4H0399059G
Mount / Bracket
Starting at $12.99
Fits 2008–2024 Audi & Porsche
OEM: 8K0971502AA
Transmission Brace / Mount Bracket
$79.99
Fits 2012–2018 Audi
OEM: 4H0399345Q
Transmission Brace / Sub Frame
$179.99
Fits 2008–2016 Audi
OEM: 8T1399345J
- Genuine OEM — real photos
- 30-day returns on eligible parts
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- Ships from our own indoor warehouse
Specifications
| Fits Vehicle Model | A4, A5, A8, allroad, Q5, S5, S8, SQ5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 4H0-399-263-AK (4H0399263AK) |
| Compatible OEM Part No | 4H0-399-263-L, 4H0-399-263-AD, 8K0-399-263-AH |
| Category | Underbody |
Compatible Vehicles
Fits 31 vehicle configurations across 1 make, 2015-2018.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
View all 31 vehicle configurations — 31 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2015 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2015 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2015 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2015 | Audi | A8 | Quattro Sedan | 4.0L V8 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/06/15 |
| 2015 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/06/15 |
| 2015 | Audi | allroad | Wagon | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2015 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2015 | Audi | Q5 | SUV | 3.0L V6 Supercharged | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2015 | Audi | Q5 | SUV | 3.0L V6 Diesel Turbo | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2015 | Audi | S5 | Coupe | 3.0L V6 Supercharged | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2015 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/06/15 |
| 2015 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2016 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2016 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2016 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2016 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/06/15 |
| 2016 | Audi | allroad | Wagon | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2016 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2016 | Audi | Q5 | SUV | 3.0L V6 Supercharged | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2016 | Audi | Q5 | SUV | 3.0L V6 Diesel Turbo | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2016 | Audi | S5 | Coupe | 3.0L V6 Supercharged | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2016 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/06/15 |
| 2016 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2017 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/20/15 |
| 2017 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/06/15 |
| 2017 | Audi | Q5 | SUV | 2.0L l4 Turbo | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2017 | Audi | Q5 | SUV | 3.0L V6 Supercharged | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2017 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/06/15 |
| 2017 | Audi | SQ5 | SUV | 3.0L V6 Supercharged | For Automatic Transmission; For Vehicles with Production Date After 05/25/15 |
| 2018 | Audi | A8 | Quattro L Sedan | 4.0L V8 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/06/15 |
| 2018 | Audi | S8 | Sedan | 4.0L V8 Turbo | For Automatic Transmission; For Vehicles with Production Date After 07/06/15 |