Brake Rotor/Disc
Front Brakes JF3, JF7Rotor Discard Thickness* 28.0 mm (1.10 in)
Rotor Minimum Allowable Thickness After Refinish 28.0 mm (1.10 in)
Rotor Thickness (new) 30.0 mm (1.181 in)
Rotor Maximum Allowable Lateral Runout 0.05 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)
Front Brakes JD9, JH6, JH7
Rotor Discard Thickness* 36.50 mm (1.437 in)
Rotor Minimum Allowable Thickness After Refinish 37.0 mm (1.457 in)
Rotor Thickness (new) 38.0 mm (1.496 in)
Rotor Maximum Allowable Lateral Runout 0.13 mm (0.005 in)
Rotor Maximum Allowable Scoring 1.50 mm (0.059 in)
Rotor Maximum Allowable Thickness Variation 0.025 mm (0.001 in)
Rear Brakes JD9
Rotor Discard Thickness* 18.0 mm (0.709 in)
Rotor Minimum Allowable Thickness After Refinish 18.5 mm (0.7282 in)
Rotor Thickness (new) 20.0 mm (0.787 in)
Rotor Maximum Allowable Lateral Runout 0.25 mm (0.010 in)
Rotor Maximum Allowable Scoring 1.50 mm (0.059 in)
Rotor Maximum Allowable Thickness Variation 0.009 mm (0.0004 in)
Rear Brakes JH6
Rotor Discard Thickness* 27.5 mm (1.083 in)
Rotor Minimum Allowable Thickness After Refinish 28.0 mm (1.102 in)
Rotor Thickness (new) 30.0 mm (1.181 in)
Rotor Maximum Allowable Lateral Runout 0.13 mm (0.005 in)
Rotor Maximum Allowable Scoring 1.50 mm (0.059 in)
Rotor Maximum Allowable Thickness Variation 0.025 mm (0.001 in)
Rear Brakes JH7
Rotor Discard Thickness* 28.5 mm (1.122 in)
Rotor Minimum Allowable Thickness After Refinish 29.0 mm (1.142 in)
Rotor Thickness (new) 30.0 mm (1.181 in)
Rotor Maximum Allowable Lateral Runout 0.13 mm (0.005 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 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 specifications.