Used BMW M4 Rear Cross Member

The F82 M4 coupe ran from 2014 to 2020, and within that generation the rear cross member is tied to the platform and body shell rather than the engine or trim level, so any F82 M4 rear cross member should be a strong candidate for your car. However, mid-generation pressing or assembly changes are possible, so always confirm the part against your registration with the breaker before buying. Never assume fitment is guaranteed without that check.

The F82 M4 received a facelift around 2017, and while both sit on the same platform, whether the rear cross member crosses that boundary without issue is not something to state as fact. Name the boundary confidently — pre-facelift 2014–2017, facelift 2017–2020 — but confirm with the breaker against both registrations before proceeding, as structural pressing changes can occur mid-generation. This is especially important for a structural component like the cross member.

The F80 M3 saloon and F82 M4 coupe share the same generation platform and ran concurrently from 2014, but the rear cross member is a body-style-dependent component and the saloon and coupe shells differ at the rear. Treat these as non-interchangeable for this part, and confirm with the breaker if they suggest otherwise, as only they can verify the specific part number against your registration. Do not assume platform sharing means the rear structure is identical.

Trim level does not affect rear cross member fitment — the Competition pack changes engine tune, suspension settings, and interior specification, not the rear bodyshell structure. A cross member from a standard F82 M4 is therefore as relevant a candidate as one from a Competition model, provided the generation and body style match. Bear in mind any cosmetic differences in surrounding components, but the cross member itself is unaffected by trim designation.

The F82 M4 and F32 4 Series coupe are closely related and share the same generation platform, but the M4's rear structure incorporates M-specific reinforcement and different geometry to suit its performance setup. Whether the cross member is identical or subtly different is not something to state as fact here, so confirm the specific part numbers with the breaker against both registrations before purchasing. This is a structural component where getting it wrong matters.

Give the breaker your full registration number so they can verify the exact part against your car's build data, including model year and body style — the M4 is only offered as a coupe (F82) or convertible (F83), and these rear structures differ. Mention whether your car is pre-facelift (2014–2017) or post-facelift (2017–2020), as mid-generation changes are possible even if unconfirmed. A reputable breaker will cross-reference the part number rather than relying on year alone.