Installing Front Brake Disc

Information 

• Always replace the brake calliper fastening screws following removal! 

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.
3. Apply a very thin coat of Optimoly TA to the centring surface on the wheel hub.
4. Fit the brake disc. Observe tightening torque. → 4600TW TIGHTENING TORQUES FOR BRAKE MECHANICS 
5. Fit the brake calliper. Observe tightening torque. → WM 4600TW TIGHTENING TORQUES FOR BRAKE MECHANICS 
6. Position disc brake pads by operating the brake several times.
7. Check brake fluid level and correct it if necessary. The brake fluid level must be within the marking on brake fluid reservoir MIN/MAX marking.
   Fig 1: Identifying Brake Fluid Reservoir Marking

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.