All parts › BMW M4 CSL › Wheel assemblies › Rear left wheel › Brake disc
Brake disc
Part of Rear left wheel · about $3,400 to replace
What it is
380 mm M Carbon-ceramic disc.
What it does
Converts kinetic energy to heat when the pads clamp it.
How it fails
Weighed, not measured: replace when 60 g lighter than new. Never bed with the parking brake hot.
| Material | Carbon-fibre reinforced silicon carbide, aluminium hat |
|---|---|
| Spec | 380 × 28 mm |
| 6.4 kg |
Appears at
Rear left wheelRear right wheel