How a car works

All partsBMW M4 CSLSuspension & steering › Coil springs

Coil springs

Part of Suspension & steering · about $520 to replace

What it is

Progressive-rate coil springs.

What it does

Carry the car's weight and store bump energy.

How it fails

Corroded coating leads to breakage at the bottom coil.

MaterialChrome-silicon spring steel, epoxy coated
SpecFront 55 N/mm
rear 95 N/mm
Coil springs highlighted on the car

Inside this part

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