REMOVAL & INSTALLATION
See Figures 1, 2, 3, 4, 5, 6 and 7
- Raise and safely support the vehicle.
- Remove the tire and wheel assembly.
- Remove the hub grease cap.
- Remove the cotter pin and wheel bearing nut cover. Discard the cotter pin.
- Remove the wheel bearing locknut.
A left-hand threaded locknut is used on the vehicles right rear wheel spindle. Turn this locknut clockwise to loosen.
- Remove the washer and the bearing assembly.
- Remove the brake drum.
- If the brake drum is to be machined or replaced, remove the inner wheel bearing and grease seal.
- If removed, install the inner wheel bearing and a new grease seal.
- Make sure the bearings and hub contain an adequate amount of clean wheel bearing grease.
- Adjust the distance between the brake shoes to match the inner diameter of the brake drum, if the brake drum has been machined or replaced.
- Position the brake drum on the spindle. Keep the drum centered on the spindle to prevent damage to the grease seal and spindle threads.
- Install the outer wheel bearing, washer and wheel bearing locknut.
- Properly adjust the wheel bearing preload.
- Install the wheel bearing nut cover and a new cotter pin.
- Install the tire and wheel assembly. Tighten the lug nuts/bolts to 65-87 ft. lbs. (88-118 Nm).
- Lower the vehicle.
- Check the brake system for proper operation.
See Figures 8 and 9
- Inspect the inside surface of the drum for scratches and uneven or abnormal wear.
- Resurface the drum if the damage is minor, and replace the drum if the damage is excessive.
- Measure the inside diameter of the drum with a brake drum micrometer.
- If the drum diameter exceeds 7.93 in. (201.5mm), replace the drum.