Disc Brake Component Specifications

WARNING: This page is about a different car, the 2004 Pontiac Sunfire and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.

Application	Specification
Application	Metric	English
Brake Rotor Diameter	259.0 mm	10.197 in
Brake Rotor Discard Thickness*	18.70 mm	0.736 in
Brake Rotor Maximum Allowable Assembled Lateral Runout	0.06 mm	0.002 in
Brake Rotor Maximum Allowable Scoring	1.50 mm	0.059 in
Brake Rotor Maximum Allowable Thickness Variation	0.025 mm	0.001 in
Brake Rotor Minimum Allowable Thickness after Refinish	18.776 mm	0.739 in
Brake Rotor Thickness - New**	20.48 mm - 20.22 mm	0.806 in - 0.796 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. *New rotors could range to 19.96 mm (0.786 in) due to thickness tolerances.