Vehicles before change point in 1982 CHECKING BOTH REAR BRAKE DISCS FOR RUNOUT AND DIFFERENCE IN THICKNESS Remove and install rear brake pads - 34 21 200. Secure brake disc additionally. Mount Special Tool 34 1 250 and check lateral runout¹) of brake disc with dial gage. ![]() ![]() | ![]() |
Detach caliper. Take brake line out of clamp. Brake line remains connected. Installation: Tighten to specified torque¹). ![]() | ![]() |
Measure difference in thickness¹) at about 8 points within braking surface with a micrometer. ![]() | ![]() |