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Home >> BMW >> 2022 >> M3 Competition >> Repair and Diagnosis >> Brakes >> Traction Control >> Brakes -- Repair M3 (G80) >> 34 21 Rear Brakes >> 34 21 320 Removing and installing/replacing both rear brake discs (M3 base, M3 Competition, M3 Competition M xDrive, M3 CS) >> Install rear brake discs

Install rear brake discs

NOTE: TECHNICAL INFORMATION 
Brake discs must only be replaced in pairs (per axle)
Fit new brake discs only together with new brake pads
G14929251Courtesy of BMW OF NORTH AMERICA, INC.
TIGHTENING TORQUE SPECIFICATION

Brake disc to rear wheel hub
M8
Replace screw
Tightening torque  16 Nm
TIGHTENING TORQUE SPECIFICATION

Brake anchor plate to rear wheel carrier
M12
Replace screw
Tightening torque  130 Nm
G14929285Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work