pontiac Workshop Repair Guides

Pontiac Workshop Service and Repair Manuals

Brakes - Pulsations and Rotor Surface Refinish|Page 3544 > < Brakes - Pulsations and Rotor Surface Refinish|Page 3542
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PARALLELISM

Parallelism is the measurement of the thickness of the rotor at 12 or more points around the circumference of the rotor. All measurements must be
made at the same distance in from the edge of the rotor. 

Lack Of Parallelism

Lack Of Parallelism

The rotor thickness must not vary more than 0.013 mm (0.0005-inch) from point to point.

MACHINING

Brakes - Pulsations and Rotor Surface Refinish|Page 3544 > < Brakes - Pulsations and Rotor Surface Refinish|Page 3542