GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

Brake Drum Discard Diameter

201.40 mm

7.929 in

Brake Drum Inside Diameter (New)

200.00 mm-200.40 mm

7.874 in-7.890 in

Brake Drum Maximum Refinish Diameter After Refinish

200.64 mm

7.899 in

Brake Drum Maximum Runout Allowable Radial Runout

0.15 mm

0.006 in

Brake Drum Maximum Allowable Scoring

1.5 mm

0.06 in