34 11 Front Brake R57
WARNING: This page is about a different variant/trim than selected.
FRONT BRAKE SPECIFICATION
| Attention! New brake pads may only be installed if the brake disc thickness is greater than or equal to the minimum brake disc thickness (MIN TH). In the case of perforated brake discs new brake pads may only be installed if the brake disc thickness is greater than the minimum brake disc thickness (MIN TH). Minimum brake disc thickness during general inspection (GI): Nominal size thickness minus 2.4 mm (Not applicable to perforated brake discs) Perforated brake discs: Nominal size thickness minus 1.6 mm Depending on:
The brake discs must always be assigned by way of the relevant vehicle identification number and the Electronic Parts Catalogue (ETK)! |
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| Different thicknesses on brake linings | Max. mm | 0.01 |
| Surface roughness of braking surfaces (precision-turned) | Ra μ | 0.5... 3.5 |
| Max. machining limit per friction ring side (perforated brake discs must not be machined). Brake disc minimum thickness (MIN TH) must not be undershot. |
mm | 0.8 |
| Nominal size (diameter x thickness) | mm | 316x22 |
| Nominal size (diameter x thickness) | mm | 294x22 |
| Nominal size (diameter x thickness) | mm | 280x22 |
| Brake disc minimum thickness (MIN TH) stamped on brake disc body | mm | 20.4 |
| Wear warning from residual lining thickness | mm | 3.7 |