Get quotes for a used or replacement BMW M4 brake master cylinder. Genuine second hand parts from UK vehicle dismantlers - free request, breakers with stock reply direct.
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A used brake master cylinder that fits one vehicle won't always fit another - even within the same model range. These questions help breakers match stock to your exact vehicle before they quote:
Yes, the BMW M4 has a conventional hydraulic braking system and is fitted with a brake master cylinder as standard across all generations. Unlike some performance cars that use an integrated brake booster unit in place of a traditional master cylinder, the M4 retains a conventional setup, though the specification can vary between generations and whether the car has the optional carbon ceramic brake package. Always confirm the exact part number with the breaker against your registration to ensure you get the correct unit.
The F82 M4 ran from 2014 to 2020, while the G82 M4 launched in 2021 and represents a completely new generation on a different platform, so the brake master cylinders from these two generations are not interchangeable. The G82 also introduced a significantly larger and more powerful engine alongside an entirely revised brake system architecture, meaning the components differ in both mounting and specification. Confirm against your registration with the breaker before ordering.
Both a 2016 and a 2019 M4 sit within the F82 generation (2014–2020), so they share the same basic platform and brake system layout, which is a promising starting point for compatibility. However, there were mid-generation updates to the M4's braking components during the F82 production run, and it is not certain whether all master cylinder variants are identical across those years. Route this question to the breaker and confirm against both registration numbers before purchasing.
The M4 Competition and standard M4 share the same basic brake system architecture and master cylinder setup, as trim level does not drive a change in the master cylinder specification on this model. Bear in mind the Competition may have been optioned with the carbon ceramic brake package more frequently, which can affect associated brake components, but the master cylinder itself is not a trim-dependent part. If you are unsure whether your car has any upgraded brake specification, confirm with the breaker against your registration.
The F80 M3 (2014–2020) and F82 M4 (2014–2020) are built on the same platform and share a great deal of running gear, making master cylinder compatibility plausible in principle. Both used the S55 straight-six engine and closely related brake systems, but exact part number compatibility is not guaranteed given differences in vehicle weight and brake system tuning between the two models. Always cross-reference the part number with the breaker against your specific registration before committing to a purchase.
The M4 was offered as both a coupe (F82) and a convertible (F83), and the brake master cylinder is not body-style dependent, so the core hydraulic component should be the same across both variants within the same generation. The key fitment factors to confirm are the generation and any differences in brake package specification rather than whether the donor car was a coupe or convertible. Confirm the part number with the breaker against your registration to be certain.