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Second Hand BMW 6 Series Brake Master Cylinder

Get quotes for a used or replacement BMW 6 Series brake master cylinder. Genuine second hand parts from UK vehicle dismantlers - free request, breakers with stock reply direct.

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What to check when buying a used BMW 6 Series brake master cylinder

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:

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Used brake master cylinder for other BMW models

Fitment questions

Does a brake master cylinder from a 2008 BMW 6 Series fit a 2012 BMW 6 Series?

These are two completely different generations — the E63/E64 ran from 2003 to 2010, and the F12/F13/F06 launched in 2011, so the master cylinders are not interchangeable across that boundary. Even within the same generation, engine size can affect brake system specification, so always confirm the exact part against your registration with the breaker before buying.

Will a brake master cylinder from a 635d fit my 630i?

Engine size can influence brake system specification on the 6 Series, as heavier or more powerful variants sometimes carry uprated braking components, so a diesel 635d unit may not be a direct match for a 630i petrol. Trim level makes no difference to master cylinder fitment — it is the engine and generation that matter. Confirm compatibility against both registrations with the breaker.

Does the BMW 6 Series actually have a brake master cylinder?

Yes — all variants of the BMW 6 Series, whether coupe, convertible, or Gran Coupe, are rear-wheel-drive or xDrive four-wheel-drive and run a conventional hydraulic braking system, so every variant has a brake master cylinder. This part is fitted across both the E63/E64 generation (2003–2010) and the F12/F13/F06 generation (2011–2018).

Does it matter whether I buy from an E63 or E64 — coupe versus convertible — for the brake master cylinder?

Body style does not affect brake master cylinder fitment within the E63/E64 generation, as the hydraulic braking system is shared between the coupe and convertible variants. What matters is the engine size and the specific generation, so focus on matching those details and confirm with the breaker against your registration.

My 6 Series is a Sport or M Sport — does that change which brake master cylinder I need?

Trim level, including Sport and M Sport specifications, does not affect brake master cylinder fitment on the 6 Series — these trims relate to suspension, cosmetics, and interior appointments rather than the hydraulic brake circuit. The key factors are the generation (E63/E64 or F12/F13/F06) and the engine variant, so quote both to the breaker when requesting a part.

Can I use a brake master cylinder from a pre-facelift E63 on a post-facelift E63?

The E63/E64 received a facelift in 2007, and while the generation boundary sits outside that update, whether the master cylinder specification changed across the facelift is something you should confirm with the breaker against your specific registration rather than assume. Engine size remains the more significant variable for brake system spec, so supply both your reg and the donor vehicle's details to the breaker to be sure.