34 21 Rear brake DiscsE85
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2008 BMW Z4, 2007 BMW Z4, 2006 BMW Z4, 2005 BMW Z4, and 2004 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
REAR BRAKES SPECIFICATION
| Different thicknesses on brake linings | max. mm | 0.01 |
| Surface roughness of braking surfaces (precision -turned) | Ra MUE | 0.5... 3.5 |
| Brake disc diameter | mm | Z4 2.2: 280 Z4 2.5: 280 Z4 3.0: 294 |
| Wear warning from residual lining thickness | mm | 3.0 |
| Brake disk minimum thickness (MIN TH) stamped on brake disk body | mm | Z4 2.2: 8.4 Z4 2.5: 8.4 Z4 3.0: 17.4 |
| Max. machining limit per friction ring side (M models must not be machined!) | mm | 0.8 |