Mercedes Benz Workshop Service and Repair Manuals

Brake Rotor/Disc: Specifications
Front & Rear Brake Rotor/Disc Thickness

Front Brake Disk Thickness

Model 170.435/444/445/447/449

New .................................................................................................................................................................................................  25 mm (0.984 in.)
Wear Limit ...................................................................................................................................................................................  22.4 mm (0.881 in.)
Service Limit ...................................................................................................................................................................................  23 mm (0.905 in.)

Model 170.465

New .................................................................................................................................................................................................  28 mm (1.102 in.)
Wear Limit ...................................................................................................................................................................................  25.4 mm (1.000 in.)
Service Limit ...................................................................................................................................................................................  26 mm (1.023 in.)

Model 170.466

New .................................................................................................................................................................................................  32 mm (1.259 in.)
Wear Limit ...................................................................................................................................................................................  29.4 mm (1.157 in.)
Service Limit ...................................................................................................................................................................................  30 mm (1.181 in.)

Rear Brake Disc Thickness

Model 170

New ...................................................................................................................................................................................................  9 mm (0.354 in.)
Wear Limit .....................................................................................................................................................................................  7.3 mm (0.287 in.)
Service Limit ..................................................................................................................................................................................  7.6 mm (0.299 in.)