LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 2003 >> Jimmy 2D Utility, Part Time, Standard >> Repair and Diagnosis >> General Information >> Specifications Index >> Common Specs & Procedures >> Brakes >> Disc Brakes >> Disc Brake Service Specifications

Disc Brake Service Specifications

DISC BRAKE SERVICE SPECIFICATIONS

Application In. (mm)
JC1 (Vehicles Equipped W/Front & Rear Disc Brakes)
Front Disc
Rotor Discard Thickness (1) 1.08 (27.5)
Rotor Thickness - NEW 1.14 (29.0)
Rotor Maximum Allowable Lateral Runout 0.002 (0.051)
Rotor Maximum Allowable Scoring 0.059 (1.5)
Rotor Maximum Allowable Thickness Variation 0.001 (0.025)
Rear Disc
Rotor Discard Thickness (1) 0.728 (18.50)
Rotor Minimum Allowable Thickness After Refinish 0.748 (19.00)
Rotor Thickness - NEW 0.787 (20.0)
Rotor Maximum Allowable Lateral Runout 0.002 (0.051)
Rotor Maximum Allowable Scoring 0.059 (1.50)
Rotor Maximum Allowable Thickness Variation 0.001 (0.025)
JM3 (Vehicles Equipped W/Front Disc Brakes & Rear Drum Brakes)
Front Disc
Rotor Discard Thickness (1) 0.965 (24.51)
Rotor Minimum Allowable Thickness After Refinish 0.980 (24.89)
Rotor Thickness - NEW 1.03 (26.2)
Rotor Maximum Allowable Lateral Runout 0.002 (0.051)
Rotor Maximum Allowable Scoring 0.059 (1.50)
Rotor Maximum Allowable Thickness Variation 0.001 (0.025)
(1) All brake rotors have a discard dimension cast into them. Replace any rotor that does not meet this specification. After refinishing rotor, replace any rotor that does not meet the minimum thickness specifications.