Wheel Hub: Service and Repair

Front Wheel Hub, Bearing, and Seal Replacement

Removal Procedure

Caution: Refer to Vehicle Lifting Caution in Service Precautions.





1. Raise the vehicle.

Caution: Refer to Floor Jack Caution in Service Precautions.

2. Support the vehicle with suitable safety stands.
3. Remove the wheel and tire assembly.

Notice: Refer to Brake Caliper Notice in Service Precautions.

4. Remove the front brake caliper.





5. Remove the dust cap from the hub/rotor.
6. Remove the cotter pin.
7. Remove the nut and washer.

Important: Do not damage the outer bearing and the spindle threads.

8. Remove the rotor from the spindle.
9. Remove the outer bearing.
10. Remove the dust seal. Pry the seal out and discard the seal.
11. Remove the inner bearing.

Notice: Do not spin the wheel bearings with compressed air to dry them-the wheel bearings may be damaged.

12. Clean all of the parts in a solvent, then air dry.
13. Make sure all of the parts are clean and free of grease.
14. Inspect the bearings and the races for wear or damage. Replace the parts as necessary.

Installation Procedure





Important:
^ Make sure that all of the parts are clean and free of grease.
^ Apply an approved high-temperature front wheel bearing grease to the spindle at the inner and outer bearing seat, the shoulder, and the seal seat.
^ Also, finger apply a small amount of grease inboard of each bearing cup in the hub/rotor.
^ Pressure pack the bearings with a grease machine, or hand pack the bearings. Make sure the grease is worked thoroughly into the rollers, the cone, and the cage.

1. Install the inner bearing to the rotor.
2. Apply an additional quantity of grease outboard of the inner bearing.
3. Lubricate the seal lip.
3.1. Install the seal.
3.2. Use a flat plate in order to press the seal down flush with the hub.

Important: Do not scuff the spindle threads.

4. Install the hub/rotor to the spindle.
5. Install the outer bearing to the hub/rotor.
6. Install the washer and nut.
7. Adjust the wheel bearings.
8. Install the cotter pin.
9. Apply grease to the outboard side of the outer bearing.
10. Install the cap to the hub/rotor
11. Install the front brake caliper.
12. Install the tire and wheel assembly.
13. Remove the safety stands.
14. Lower the vehicle.