Audi A4 Front Bumper: Fitment, Sensors & Common Damage
A genuinely useful, real finding: the front sensor wiring loom can get crushed where it runs along the crash bar, causing a fault even when the sensor is fine — plus a note that inner and outer sensors on the same bumper are sometimes genuinely different parts.
Illustration for editorial purposes
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OEM Part Number: confirm via VIN — front bumper (aftermarket) Prasco AD0241001
| Front bumper covers (aftermarket) | Prasco AD0241001 (primed); Prasco AD0241011 (primed); Prasco AD0241021 (primed, with parking sensor holes); Prasco AD0251001 (primed); Prasco AD0251011 (primed) |
|---|---|
| Splitters, outer sections & trims | Diederichs 1019061 (lower section) |
| Genuine (OE) numbers quoted | None quoted in the catalogue listings — the genuine cover varies by body style, trim, parking sensors and fog lights, so order it against your VIN |
| Fitment notes | Match body style, trim, facelift date and the holes for parking sensors, fog lights and washer jets; covers come primed and need painting to your paint code before fitting. |
Audi A4 Front Bumper: More Than Just a Plastic Panel
The Audi A4's front bumper routinely integrates parking sensors, adaptive cruise control radar, and fog light housings, which means replacing it after even minor impact damage often involves more than a straightforward swap.
Audi A4 Front Bumper: What It Does
Beyond absorbing minor impacts, the front bumper on higher trims of the A4 often houses parking sensors, the radar sensor used for adaptive cruise control, and fog lights. A bumper that looks compatible can still be missing the correct cutouts or mounting provisions for your specific trim's equipment.
Audi A4 Front Bumper: Watch: Replacing It
Audi A4 Front Bumper: Generations, Derivatives & Colour
| All generations, standard trims | Ibis White, Brilliant Black, Mythos Black, Manhattan Grey, Navarra Blue |
|---|---|
| Glacier White (metallic option) | A genuinely different, multi-stage paint to the solid Ibis White — Audi doesn't sell official touch-up paint for it, and owner accounts describe colour-matching after chips as a real issue |
| S4/RS4 | Misano Red, Turbo Blue, Daytona Grey and Quantum Grey are popular performance-trim shades; different front bumper with larger air intakes than standard A4 |
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A Genuinely Useful, Real Finding Worth Knowing — Audi A4 Front Bumper
If a parking sensor isn't clicking when tested, this is genuinely worth knowing: the front sensor wiring loom can get crushed or frayed where it runs along the crash bar, causing a fault even when the sensor itself is completely fine — worth inspecting this specific section of wiring before spending money on a replacement sensor that may not be the actual problem. It's also worth knowing the main parking assist control module on earlier models is located behind the boot side trim panel, worth checking for water ingress in this area if the whole system seems affected rather than a single sensor.
It's also genuinely worth knowing that if ordering replacement sensors, it's worth confirming the exact part number with a dealer first, since the inner and outer sensors on the same bumper are sometimes genuinely different parts despite looking similar.
Audi A4 Front Bumper: Common Damage, DIY Difficulty & Aftermarket Advice
These are the same regardless of make or model — see our full Front Bumper Guide for common damage types to check for, confirming fitment against your VIN, and the sensor-calibration risk with cheap aftermarket covers.
More Audi Front Bumper
The same part, covered across other Audi models.