brakes

Brake Proportioning Valve Torque Specs

for 2021 BMW M3 G80 3.0L I6 Twin-Turbo S58 · RWD

Units

7 fasteners

Seq

Component

Torque

Angle

—

Bleeder Screw

11 lb-ft · 14 Nm

—

Bracket Bolts

Critical

79 lb-ft · 107 Nm

—

Brake Line Fittings

Critical

Use flare nut wrench | ⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

11 lb-ft · 15 Nm

—

Caliper Bolts

Critical

68 lb-ft · 93 Nm

—

Mounting Bolts

21 lb-ft · 28 Nm

—

Proportioning Valve Bolts

Critical

⚠️ VERIFY SEQUENCE WITH SERVICE MANUAL

11 lb-ft · 15 Nm

—

Wheel Lug Nuts

Critical

105 lb-ft · 142 Nm

—