Disc Brake Component Specifications

2006 Isuzu Ascender S, 5.3 M, 4WDSECTION Disc Brake Component Specifications
WARNING: This page is about a different car, the 2009 GMC Envoy and 2009 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
General Specifications

Application Specification
Metric English
Front Brakes
  • Rotor Minimum Thickness *
27.5 mm 1.08 in
  • Rotor Thickness - New
29.0 mm 1.14 in
  • Rotor Maximum Allowable Lateral Runout
0.051 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
Rear Brakes
  • Rotor Minimum Thickness *
18.50 mm 0.728 in
  • Rotor Thickness - New
20.0 mm 0.787 in
  • Rotor Maximum Allowable Lateral Runout
0.051 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
* 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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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.