Disc Brake Component Specifications

2007 Pontiac Wave LT, 4D Hatchback, Standard, Y4M/MLMSECTION Disc Brake Component Specifications
WARNING: This page is about a different car, the 2008 Suzuki Swift +, 2008 Pontiac Wave, and 2008 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.
Application Specification
Metric English
Caliper Piston Minimum Diameter 54 mm 2.12 in
Disc Type Ventilated
Discard Thickness for 236 mm (9.29 in) Diameter Rotor 18 mm 0.709 in
Discard Thickness for 256 mm (10.08 in) Diameter Rotor 22 mm 0.866 in
Maximum Assembled Lateral Runout - Installed 0.06 mm 0.002 in
Maximum Groove Depth 0.40 mm 0.016 in
Maximum Lateral Runout - Not Installed 0.03 mm 0.001 in
Maximum Thickness Variation 0.10 mm 0.004 in
New Rotor Thickness - 236 mm (9.29 in) Diameter Rotor 20 mm 0.787 in
New Rotor Thickness - 256 mm (10.08 in) Diameter Rotor 24 mm 0.945 in
Rotor Diameter - Larger Size with SACL500 Stamping 256 mm 10.08 in
Rotor Diameter - Smaller Size with SACL485F Stamping 236 mm 9.29 in
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.