Disc Brake Component Specifications

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Disc Brake Component Specifications
WARNING: This page is about a different car, the 2008 Chevrolet Malibu Classic. However, it is still accessible from the selected car via links, so may be relevant.
Application Specification
Metric English
Caliper Bore Diameter - Front 60.0 mm 2.36 in
Caliper Bore Diameter - Rear 38.0 mm 1.50 in
Front Brakes J67
  • Rotor Diameter
276.0 mm 10.866 in
  • Rotor Discard Thickness*
22.8 mm 0.898 in
  • Rotor Maximum Allowable Assembled Lateral Runout
0.05 mm 0.002 in
  • Rotor Maximum Allowable Scoring
1.50 mm 0.059 in
  • Rotor Minimum Allowable Thickness After Refinish
23.0 mm 0.906 in
  • Rotor Maximum Allowable Thickness Variation
0.025 mm 0.001 in
  • Rotor Thickness New
26.0 mm 1.023 in
Front Brakes JL9
  • Rotor Diameter
296.0 mm 11.653 in
  • Rotor Discard Thickness*
22.8 mm 0.898 in
  • Rotor Maximum Allowable Assembled Lateral Runout
0.05 mm 0.002 in
  • Rotor Maximum Allowable Scoring
1.50 mm 0.059 in
  • Rotor Minimum Allowable Thickness After Refinish
23.0 mm 0.906 in
  • Rotor Maximum Allowable Thickness Variation
0.025 mm 0.001 in
  • Rotor Thickness New
26.0 mm 1.023 in
Rear Brakes JL9/J67
  • Rotor Diameter
270.0 mm 10.630 in
  • Rotor Discard Thickness*
11.8 mm 0.465 in
  • Rotor Maximum Allowable Assembled Lateral Runout
0.05 mm 0.002 in
  • Rotor Maximum Allowable Scoring
1.50 mm 0.059 in
  • Rotor Minimum Allowable Thickness After Refinish
12.0 mm 0.472 in
  • Rotor Maximum Allowable Thickness Variation
0.025 mm 0.001 in
  • Rotor Thickness New
14.0 mm 0.551 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.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.