Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET2006OPTRA (CANADA) L4-2.0LREPAIR AND DIAGNOSISBRAKES AND TRACTION CONTROLDISC BRAKE SYSTEMBRAKE ROTOR/DISCSPECIFICATIONS
2006 Chevrolet Optra (CANADA) L4-2.0L
Brake Rotor/Disc: Specifications
2006 Chevrolet Optra (CANADA) L4-2.0LSECTION Specifications
Front Brake Rotors
Discard Thickness 22 mm (0.87 in)
Lateral Runout - Installed 0.06 mm (0.002 in)
Lateral Runout - Not Installed 0.03 mm (0.001 in)
Rotor Thickness - New 24 mm (0.95 in)
Thickness Variation 0.01 mm (0.0004 in)
Rear Brake Rotors
Discard Thickness 8 mm (0.31 in)
Lateral Runout - Installed 0.08 mm (0.003 in)
Lateral Runout - Not Installed 0.05 mm (0.002 in)
Rotor Thickness - New 10.4 mm (0.40 in)
Thickness Variation 0.01 mm (0.0004 in)
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.