Disc Brake Component Specifications

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Disc Brake Component Specifications
WARNING: This page is about a different car, the 2008 Cadillac CTS. However, it is still accessible from the selected car via links, so may be relevant.
Application Specification
Metric English
Front Brake Pads
  • Taper
0.15 mm 0.006 in
Front Brake Rotor JE5
  • Rotor Diameter
316.0 mm 12.44 in
  • Rotor Minimum Thickness*
28.5 mm 1.122 in
  • Rotor Maximum Allowable Assembled Lateral Runout
0.06 mm 0.002 in
  • Rotor Maximum Allowable Scoring
1.50 mm 0.059 in
  • Rotor Maximum Allowable Thickness Variation
0.025 mm 0.001 in
  • Rotor Thickness (New)
30.0 mm 1.181 in
Front Brake Rotor J55
  • Rotor Diameter
345.0 mm 13.583 in
  • Rotor Minimum Thickness*
28.5 mm 1.122 in
  • Rotor Maximum Allowable Assembled Lateral Runout
0.06 mm 0.002 in
  • Rotor Maximum Allowable Scoring
1.50 mm 0.059 in
  • Rotor Maximum Allowable Thickness Variation
0.025 mm 0.001 in
  • Rotor Thickness (New)
30.0 mm 1.181 in
Rear Brake Pads
  • Taper
0.15 mm 0.006 in
Rear Brake Rotor JE5
  • Rotor Diameter
315.0 mm 12.598 in
  • Rotor Minimum Thickness*
21.5 mm 0.846 in
  • Rotor Maximum Allowable Assembled Lateral Runout
0.06 mm 0.002 in
  • Rotor Maximum Allowable Scoring
1.50 mm 0.059 in
  • Rotor Maximum Allowable Thickness Variation
0.025 mm 0.001 in
  • Rotor Thickness New
23.0 mm 0.906 in
Rear Brake Rotor J55
  • Rotor Diameter
339.0 mm 13.347 in
  • Rotor Minimum Thickness*
21.5 mm 0.846 in
  • Rotor Maximum Allowable Assembled Lateral Runout
0.06 mm 0.002 in
  • Rotor Maximum Allowable Scoring
1.50 mm 0.059 in
  • Rotor Maximum Allowable Thickness Variation
0.025 mm 0.001 in
  • Rotor Thickness New
23.0 mm 0.906 in
* All brake rotors have a minimum thickness dimension cast into them. Replace any rotor that is worn or machined below this specification.
RENDER: 1.0x

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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.