- Remove front wheel.
See Group 36.
![](https://motoinstruction.ru/img/bmw/21/127435.jpg)
Caution: Retaining screws are secured with thread-locking compound and should be heated if necessary before removal.
- Remove five screws (1) securing the brake disc.
- Remove brake disc along with sensor ring (2) on left-hand side.
- Installation is the reverse of the removal procedure: pay particular attention to the following.
Caution: Degrease the brake disc before installing.
- Note the pattern of the holes in the brake disc; the arrow in the illustration points in the forward direction of travel.
- If a new brake disc is installed, the sensor ring must be re-marked.
- Check/adjust ABS sensor gap.
- Sensor gap — 0.45...0.55 mm (0.018...0.022 in)
Tightening torques:
- Brake disc to front wheel (clean thread + Loctite 243) — 21 Nm