Removing and installing/replacing both brake discs (X5 M)
Special tools required:
- 34 1 280
IMPORTANT:
Brake discs must only be replaced in pairs (per axle). Fit new brake discs only together with new brake pads.
Necessary preliminary tasks:
- Remove REAR BRAKE PADS .
Removal:
Release screws (1) and remove holder (2).
IMPORTANT:
When removing the brake disc: Do not under any circumstances strike friction ring with a hammer or similar! If necessary, carefully tap with a rubber mallet against the brake disc chamber.
Release screws (1) and remove brake disc (2).
Installation:
Check minimum brake disc thickness:
- Position special tool 34 1 280 at three measuring points in area (1) and measure.
- Compare measuring result and also compare the lowest value.
IMPORTANT:
New brake pads may only be installed if the brake disk thickness is greater than the minimum brake disc thickness.
Clean contact surface of wheel hub thoroughly and remove any traces of rust if necessary.
Irregularities in the contact surface can cause distortion in the brake disc!
Install brake disc (2).
Insert screws (1) and tighten.
Tightening torque 34 21 1AZ .
Replace screws (1).
Parts: Screw
Attach holder (1).
Insert screws (2) and tighten.
Tightening torque 34 21 2AZ .
Required follow-up work
- After completing repair work, read and comply with notes on BREAK IN NEW BRAKE DISCS/BRAKE PADS .
- Install REAR BRAKE PADS .