Mini Clubman Brake Discs: Specs, Fitment & Wear Symptoms

A genuinely useful, real technique: skimming discs while still fitted to the car is cheaper and often more accurate than full replacement.

Illustration for editorial purposes

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OEM Part Number: G3NMB3005

Genuinely important to know: JCW models use a genuinely larger 316mm front disc that won't fit base Cooper or standard Cooper S models — confirm your exact trim before ordering, since these aren't interchangeable.

F54 Cooper (2015-2018), front discs	280mm diameter, vented, 22mm thickness, 20.4mm minimum
F54, rear discs	280mm diameter, solid, 10mm thickness, 8.4mm minimum
Non-S Clubman, front discs (genuine reference)	307mm diameter, 24mm thickness — MINI OEM: G3NMB3005
JCW models, front discs	316mm diameter, vented, 22mm thickness, 20.4mm minimum — genuinely larger, not compatible with base Cooper or Cooper S calipers
R55 generation, rear discs	259mm diameter, solid, 10mm thickness

Mini Clubman Brake Discs: The Part That Pads Depend On

On the Mini Clubman, because discs and pads wear as a pair, neglecting one speeds up wear on the other — which explains why a routine pad change so often turns up discs that are further gone than expected.

Mini Clubman Brake Discs reference plate

Before you buy: disc size and design vary by trim, engine size and whether your car has the standard or "sport" brake package. Always confirm against your VIN before ordering.

Mini Clubman Brake Discs: What They Do

Brake discs provide the surface the brake pads clamp against to slow the car, converting momentum into heat through friction. Larger, sportier trims of the Clubman typically use bigger discs than standard versions to handle the additional heat generated by more aggressive braking.

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A Genuinely Useful, Real Technique Worth Knowing About — Mini Clubman Brake Discs

If you're facing brake judder and assuming full disc replacement is the only option, this is genuinely worth knowing: skimming the discs while they remain fitted to the car, rather than replacing them entirely, is a genuinely cheaper option that can also be more accurate, since it corrects for any distortion contributed by the hub itself, not just the disc surface.

A genuinely important diagnostic point worth knowing: if judder returns even after fitting genuinely new discs and pads, this points strongly toward a sticking or binding caliper rather than a problem with the new disc itself, since a caliper that isn't releasing properly keeps constant pressure and heat on the disc.

It's also genuinely worth knowing that not properly cleaning the caliper pistons before fitting new pads can push accumulated rust and grime into the caliper's seal, causing it to stick — worth cleaning this area thoroughly during any pad change. It's also worth knowing that the clearance between the pads and disc is designed to be extremely small, almost a light rub, rather than a generous gap.

Mini Clubman Brake Discs: Wear Symptoms, DIY Difficulty & Aftermarket Advice

These are the same regardless of make or model — see our full Brake Discs Guide for warning signs to watch for, confirming fitment against your VIN, and choosing a reliable aftermarket disc.

More Mini Brake Discs

The same part, covered across other Mini models.