34 21 320 Removing and installing/replacing both brake disks
WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2010 BMW X3, 2009 BMW X3, 2008 BMW X3, 2007 BMW X3, and 2006 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
- Remove wheels, see 36 10 300 REMOVING OR INSTALLING FRONT OR REAR WHEEL .
- If necessary, remove and clean brake linings34 21 200 Removing and installing/replacing both rear disc brakes .
After completing tasks, adjust handbrake, see 34 10 014 Adjusting handbrake .
IMPORTANT:
The brake disks must be replaced if their thickness is below the minimum thickness, see 34 21 REAR BRAKE DISCS E83
.
Always replace brake disks in pairs.
If the brake disks are replaced, you must also fit new brake linings.
Release bolts (1), pull off brake caliper towards rear and tie up.
IMPORTANT:
Replace micro-encapsulated bolts.
If necessary, remove adhesive residue in nut thread with M10x1.5 tap. Then blow tapped hole out with compressed air.
Tightening torque: 34 21 3AZ, see 34 21 REAR BRAKE .
NOTE:
Brake hose remains connected.
Unscrew bolts and take off brake disk.
Installation:
Replace brake disk retaining screw.
Tightening torque: 34 21 1AZ, see 34 21 REAR BRAKE .