Operation CHARM: Car repair manuals for everyone.

Axle Nut










Hex Bolt Between Drive Axle and Wheel Hub

Wheels must not yet touch the ground to tighten the drive axle, wheel bearing may otherwise be damaged.

- Operate brake (second mechanic required).


Tighten 200 Nm
Tighten additional 180°

Twelve-Point Bolt with Ribs, Drive Axle to Wheel Hub

Wheels must not yet touch the ground to tighten the drive axle, wheel bearing may otherwise be damaged.

- Operate brake (second mechanic required).


Tighten 12-point 70 Nm
Tighten 12-point an additional 90°