How a car works

All partsBMW M4 CSLSuspension & steering › Subframes

Subframes

Part of Suspension & steering · about $2,600 to replace

What it is

Front and rear aluminium subframes.

What it does

Carry the suspension and drivetrain and bolt to the body.

How it fails

Rigid rear mounts transmit more noise but never wear.

MaterialCast and extruded aluminium
SpecRear subframe rigidly mounted on the CSL
Subframes highlighted on the car

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