Brake discs - Measurement sheet: Notes

Fig 1: Identifying Measurement Sheet For Brake Discs

Courtesy of PORSCHE OF NORTH AMERICA, INC.

BRAKE DISCS TEST MEASUREMENT

Brake discs - Measurement
Test 1 Brake disc thickness (on 3 points, each offset by 120 °, measure) Measuring point A Measuring point B Measuring point C
Test 2 Lateral runout (level runout) of: brake disc in vehicle brake disc removed wheel hub
Test 3 Thickness tolerance of brake disc: (max. 0.02 mm permissible)