2007-2015 Audi Q7 Bumper Reinforcement / Trailer Hitch Kit Rear 4L0803921F
OEM Part #: 4L0-803-921-F (4L0803921F)
Actual photo
The exact part you’ll receive — not a stock photo.
$699.00
Side: Rear
Used
Donor2010 Audi Q7 · 3.0L
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Programming required: this module must be coded to your VIN by a dealer or with the proper diagnostic tool before it will work.
Only 1 in stock — no guaranteed restock
Genuine OEM Used
SKU: 685219
Donor Vehicle: 2010 Audi Q7 · 3.0L
4 photos
$699.00
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Genuine OEM rear bumper reinforcement / trailer hitch kit for Audi Q7, part number 4L0803921F — a used salvage yard unit. This rear-mounted part also supersedes 4L0803921B and 4L0803921M. It combines the bumper beam with trailer hitch attachment points, providing structural support for towing and rear-impact protection. Programming to the vehicle’s VIN is required upon installation, a task for a qualified shop or dealer. Works across multiple Audi Q7 engine configurations from the 3.0L V6 diesel to the 4.2L V8 gasoline.
Specifications
| Fits Vehicle Model | Q7 |
| Fits Vehicle Make | Audi |
| OEM Part No | 4L0-803-921-F (4L0803921F) |
| Compatible OEM Part No | 4L0-803-921-B, 4L0-803-921-M |
| Side | Rear |
| Category | Computers / Modules |
Compatible Vehicles
Fits 20 vehicle configurations across 1 make, 2007-2015.
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 20 vehicle configurations
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2015 | Audi | Q7 | SUV | 3.0L V6 Diesel Turbo | |
| 2015 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2010 | Audi | Q7 | SUV | 4.2L V8 | |
| 2010 | Audi | Q7 | SUV | 3.6L V6 | |
| 2011 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2011 | Audi | Q7 | SUV | 3.0L V6 Diesel Turbo | |
| 2012 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2008 | Audi | Q7 | SUV | 3.6L V6 | |
| 2012 | Audi | Q7 | SUV | 3.0L V6 Diesel Turbo | |
| 2009 | Audi | Q7 | SUV | 3.0L V6 Diesel Turbo | |
| 2009 | Audi | Q7 | SUV | 3.6L V6 | |
| 2010 | Audi | Q7 | SUV | 3.0L V6 Diesel Turbo | |
| 2008 | Audi | Q7 | SUV | 4.2L V8 | |
| 2009 | Audi | Q7 | SUV | 4.2L V8 | |
| 2007 | Audi | Q7 | SUV | 4.2L V8 | |
| 2007 | Audi | Q7 | SUV | 3.6L V6 | |
| 2013 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2014 | Audi | Q7 | SUV | 3.0L V6 Diesel Turbo | |
| 2014 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2013 | Audi | Q7 | SUV | 3.0L V6 Diesel Turbo |