Measuring Rear Brake Disc - Lateral Runout

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

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Adapter plate on wheel hub
1. 1.1 > 9510/1 - Adapter plate-1- must be fitted on the hub of the brake disc -2- .
2. 1.2 Screw in and tighten wheel bolts -3- .
  > Tightening - torque 160 Nm (118 ftlb.)
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 brake disc
1. 2.1 > VAS 6079/1 - dial gauge holder for brake discs -1- must be secured 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 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 Set > VAS 6079 - dial gauge-2- to zero, slowly turn the brake disc -3- at the > 9510/1 - adapter plate-4- by one full turn and check the deflection of the > VAS 6079 - dial gauge-2- .
If the lateral runout of the brake disc is not within the tolerance range:
Measure lateral runout of the wheel hub.

Maximum lateral runout of brake disc: 0.03 mm