Technical Values
| Location | Description | Type | Basic value | Tolerance 1 | Tolerance 2 |
|---|---|---|---|---|---|
| Brake booster (vacuum) | Tandem/diameter | 8/9 Zoll | |||
| Brake booster gear ratio (i) | Factor | 3.5 | |||
| Brake disc diameter, front | Diameter | 380 mm | |||
| Brake disc diameter, rear | Diameter | 380 mm | |||
| Pad thickness, front and rear | Measured value | approx. 12.0 mm | |||
| Pad thickness, front and rear (wear limit) | Measured value | 2 mm | |||
| Brake disc thickness, new (front) | Measured value | 34 mm | |||
| Brake disc thickness, new (rear) | Measured value | 30 mm | |||
| Brake disc minimum thickness after machining, front | Brake disc can only be reworked symmetrically, i.e. equally from both sides! | Measured value | 32.6 mm | ||
| Brake disc minimum thickness after machining, rear | Brake disc can only be reworked symmetrically, i.e. equally from both sides! | Measured value | 28.6 mm | ||
| Brake disc wear limit, front | Measured value | 32.0 mm | |||
| Brake disc wear limit, rear | Measured value | 28.0 mm | |||
| Peak-to-valley surface roughness of brake disc after machining (max.) | Measured value | 0.006 mm | |||
| Thickness tolerance of brake discs (max.) | Measured value | 0.02 mm | |||
| Lateral runout of brake disc (max.) | Measured value | 0.03 mm | |||
| Lateral runout of wheel hub (max.) | Measured value | 0.03 mm | |||
| Lateral runout of brake disc when installed (max.) | Measured value | 0.06 mm | |||
| Push rod play | Measured at brake pedal plate | Measured value | approx. 1 mm | ||
| Diameter of parking-brake drum | Diameter | 180 mm | |||
| Diameter of parking-brake drum, wear limit | Diameter | 181 mm | |||
| Width of parking-brake shoe | Measured value | 25 mm | |||
| Thickness of parking-brake pad | Measured value | 4.5 mm | |||
| Thickness of parking-brake pad, wear limit | Measured value | 2 mm | |||
| Brake booster diameter (vacuum) | Tandem/diameter | 8/9 Zoll | |||
| Brake booster gear ratio (i) | Factor | 3.5 | |||
| Brake disc diameter, front | Diameter | 410 mm | |||
| Brake disc diameter, rear | Diameter | 390 mm | |||
| Pad thickness, front and rear | Measured value | approx. 12.0 mm | |||
| Pad thickness, front and rear (wear limit) | Measured value | 2 mm | |||
| Brake disc thickness, new (front) | Measured value | 36 mm | |||
| Brake disc thickness, new (rear) | Measured value | 32 mm | |||
| Wear limit of front and rear brake discs | Measuring with VAS 6813 test equipment. Note measuring prerequisites. New values/wear values and three measuring points are lasered onto the brake disc hub. Wear value reached: Replace PCCB brake discs on both sides of the axle. | Measured value | XX/XX Read value on brake disc hub |
||
| Thickness tolerance of brake discs (max.) | Measured value | 0.02 mm | |||
| Lateral runout of brake disc (max.) | Measured value | 0.03 mm | |||
| Lateral runout of wheel hub (max.) | Measured value | 0.03 mm | |||
| Lateral runout of brake disc when installed (max.) | Measured value | 0.06 mm | |||
| Push rod play | Measured at brake pedal plate | Measured value | approx. 1 mm | ||
| Diameter of parking-brake drum | Diameter | 180 mm | |||
| Diameter of parking-brake drum, wear limit | Diameter | 181 mm | |||
| Width of parking-brake shoe | Measured value | 25 mm | |||
| Thickness of parking-brake pad | Measured value | 4.5 mm | |||
| Thickness of parking-brake pad, wear limit | Measured value | 2 mm |