GM Service Manual Online
For 1990-2009 cars only

Application

Specification

Metric

English

  • Brake Rotor Diameter

275.00 mm

10.827 in

  • Brake Rotor Discard Thickness*

22.8 mm

0.898 in

  • Brake Rotor Maximum Allowable Assembled Lateral Runout

0.06 mm

0.002 in

  • Brake Rotor Maximum Allowable Scoring

1.50 mm

0.059 in

  • Brake Rotor Maximum Allowable Thickness Variation

0.025 mm

0.001 in

  • Brake Rotor Minimum Allowable Thickness After Refinish

23.0 mm

0.906 in

  • Brake Rotor Thickness - New

26.0 mm

1.023 in

* All brake rotors have a discard dimension cast into them. Replace any rotor that does not meet this specification. After refinishing the rotor, replace any rotor that does not meet the minimum thickness specification.