GM Service Manual Online
For 1990-2009 cars only

Brake Drum Specifications

Specification

Metric

English

Discard Diameter

201.4 mm

7.929 in

Inside Diameter - New

200.25 mm

7.884 in

Maximum Refinish Diameter

201.019 mm

7.914 in

Maximum Runout

0.15 mm

0.006 in

Maximum Scoring

1.5 mm

0.059 in