Installing Front Brake Disc

Do not confuse right and left brake discs during assembly!

Distinguishing characteristic: Part No.! The flat surface of the brake discs is marked with R = right or L = left.

1. Check that all parts are in perfect condition and replace them if necessary.
2. Clean the levelling and centring surfaces on the brake disc and wheel hub. Then apply a very thin coat of Optimoly TA to the centring surface on the wheel hub.
3. Fit the brake disc. Observe correct tightening torque → WM 4600TW TIGHTENING TORQUES FOR BRAKE MECHANICS  .
   Fig 1: Identifying Brake Disc

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
4. Fit the brake calliper. Replace the brake calliper fastening screws following removal. Observe correct tightening torque → WM 4600TW TIGHTENING TORQUES FOR BRAKE MECHANICS  .
5. Fit retainer for connector for wear indicator on wheel carrier.
6. Fit the speed sensor (ABS sensor).
7. Position disc brake pads by operating the brake several times.
8. Check brake fluid level and correct if necessary. The brake fluid level must be between the → see Fig 2 MIN and MAX markings.
   Fig 2: Identifying Brake Fluid Level Marking

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.