Measuring Front Brake Disc - Lateral Runout

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Fit > 9510/1 - adapter plate-1- .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Adapter plate on front wheel hub
1. 1.1 Fit > 9510/1 - adapter plate-1- on the hub of the brake disc -2- .
2. 1.2 Fit and tighten wheel bolts -3- .
  >
  
  Information
  
  The front face of the wheel hub must not be corroded.
  
  The front face of the wheel hub must be cleaned using a fine emery cloth if necessary.
Measure lateral runout of brake disc -3- .

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Dial gauge on front brake disc
1. 2.1 Secure > VAS 6079/1 - dial gauge holder for brake discs -1- at a suitable position on the wheel suspension.
2. 2.2 Fit > VAS 6079 - Dial gauge-2- and adjust it so that the > VAS 6079 - dial gauge-2- is positioned 5 mm (grey castiron/PSCB brake disc) or 10 mm (PCCB brake disc) away from the outer edge of the brake disc -3- and is slightly pretensioned.
3. 2.3 Zero > VAS 6079 - dial gauge-2- , slowly turn the brake disc -3- with the > 9510/1 - adapter plate-4- by one full turn and check the deflection of the dial gauge -2- .
If the lateral runout of the brake disc is outside of the tolerance range:
Measure lateral runout of the wheel hub.

Maximum lateral runout of brake disc:

0.03 mm