BMW 1 Series Rear Bumper: Fitment, Sensors & Common Damage
On the 1 Series, with an uncoded towbar fitted on related models, the parking sensors can genuinely detect a trailer as a hazard, causing sudden hard braking while reversing.
Illustration for editorial purposes
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OEM Part Number: confirm via VIN — rear bumper (aftermarket) Prasco BM1291060
| Rear bumper covers (aftermarket) | Prasco BM1291060 (Rear, primed, with holes for parking sensors, with holes for park assist, M Sport); Prasco BM1271072 (Rear, primed, with holes for parking sensors, with holes for park assist); Prasco BM1271061 (Rear, for vehicles with park assist, primed, with holes for parking sensors); Prasco BM1271051 (Rear, for vehicles with park assist, primed, with holes for parking sensors); Prasco BM1281061 (Rear, for vehicles with park assist, primed, with holes for parking sensors); Prasco BM1271052 (Rear, for vehicles with park assist, primed, with holes for parking sensors) |
|---|---|
| Lower sections, corners & trims | None listed separately |
| Genuine (OE) numbers quoted | None quoted in the catalogue listings — the genuine cover varies by body style, parking sensors and tow bar, so order it against your VIN |
| Fitment notes | Match body style, facelift date and the holes for parking sensors or exhaust trims; covers come primed and need painting to your paint code before fitting. |
BMW 1 Series Rear Bumper: More Than Just a Plastic Panel
The BMW 1 Series's rear bumper is rarely just a bumper — parking sensors, a reversing camera housing, and sometimes exhaust trim finishers are commonly built into it, so even minor kerb damage can turn a simple swap into a bigger job.
BMW 1 Series Rear Bumper: What It Does
Beyond absorbing minor impacts, the rear bumper on higher trims of the 1 Series often houses parking sensors, a reversing camera, and sometimes integrated exhaust finishers. A bumper that looks compatible can still be missing the correct cutouts or wiring provisions for your specific trim's equipment.
BMW 1 Series Rear Bumper: Watch: Replacing It
The sequence is much the same on this generation: wheel-arch liner screws, the fixings along the boot aperture and under the lower edge, then unclip each corner from the wing and unplug any sensor loom before the cover comes away.
BMW 1 Series Rear Bumper: Generations, Derivatives & Colour
| All generations, standard trims | Alpine White (no-cost), Jet Black, Black Sapphire, Skyscraper Grey |
|---|---|
| Alpine White history | BMW's signature colour has been reformulated three times since 1978 (Alpine White I, II, III) — the current formula (III, since 1993) is a cooler, cleaner white than the original's warmer, creamier tone, worth knowing if colour-matching an older repair |
| M135i/M Sport Pro | The rear bumper is also styled differently on this trim |
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A Genuinely Alarming, Real Safety Finding Worth Knowing — BMW 1 Series Rear Bumper
If a towbar has just been fitted without any accompanying coding work, this is genuinely important to know: the rear parking sensors and reversing camera can genuinely detect an attached trailer as a hazard on related BMW models. Documented cases describe the car applying the brakes hard and stopping suddenly after reversing only a short distance with a trailer attached, caused by the automatic emergency braking function reacting to what it perceives as an obstacle. This specific braking function can typically be manually disabled through the iDrive settings menu.
It's also genuinely worth knowing that checking your car's specific option codes against its VIN can confirm whether a genuine reversing camera was actually fitted from the factory.
BMW 1 Series Rear Bumper: Common Damage, DIY Difficulty & Aftermarket Advice
These are the same regardless of make or model — see our full Rear Bumper Guide for common damage types, confirming fitment (body style and sensor equipment matter here), and OEM vs aftermarket guidance.
More BMW Rear Bumper
The same part, covered across other BMW models.