Brake Disc (Rear): Notes
WARNING: This page is about a different car, the 2005 BMW 545i and 2004 BMW 545i. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If thickness of brake discs drops below minimum brake disc thickness, brake discs must be replaced. Always replace brake discs in pairs. If brake discs are replaced, also replace brake linings.