C 1500 Truck 2WD V8-5.3L VIN T (1999)
![background image](/gmc/c_1500_truck_2wd/v8-5.3l_vin_t/Page-2111001.png)
Brake Rotor/Disc: Specifications
Rear
JC5 - Vacuum
Rear Axle Ring Gear Size ..................................................................................................................................................................................... 8.6 inch
Normal Size O.D. x Thickness .................................................................................................................................... 325.0 x 20.0 mm (12.80 x .787 in)
Original Thickness ................................................................................................................................................................................. 20.0 mm (.787 in)
Minimum After Refinishing .................................................................................................................................................................. 19.0 mm (.748 in)
Replacement (Discard) .......................................................................................................................................................................... 18.5 mm (.728 in)
JH 6 - Hydraulic
Rear Axle Ring Gear Size ..................................................................................................................................................................................... 9.5 inch
Normal Size O.D. x Thickness ................................................................................................................................... 330.0 x 29.0 mm (13.00 x 1.142 in)
Original Thickness .................................................................................................................................................................................. 29.0 mm (1.14 in)
Minimum After Refinishing ................................................................................................................................................................... 28.0 mm (1.10 in)
Replacement (Discard) .......................................................................................................................................................................... 27.5 mm (1.08 in)
JH6 - Hydraulic
Rear Axle Ring Gear Size ................................................................................................................................................................................... 10.5 inch
Normal Size O.D. x Thickness ................................................................................................................................... 330.0 x 29.0 mm (13.00 x 1.142 in)
Original Thickness .................................................................................................................................................................................. 29.0 mm (1.14 in)
Minimum After Refinishing ................................................................................................................................................................... 28.0 mm (1.10 in)
Replacement (Discard) .......................................................................................................................................................................... 27.5 mm (1.08 in)