GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • J 8092 Universal Driver Handle - 3/4 in. - 10
    • CH 46566 Rear Wheel Bearing Race Installer

Disassembly Procedure

  1. Remove the rear brake drum. Refer to Brake Drum Replacement .

  2. Object Number: 1221000  Size: SH
  3. Remove the outer tapered roller bearing (1).

  4. Object Number: 1221004  Size: SH
  5. Remove the oil seal (1).
  6. Remove the inner tapered roller bearing (2).

  7. Object Number: 1221010  Size: SH
  8. Remove the inner bearing race from the brake drum (1).

  9. Object Number: 1221012  Size: SH
  10. Remove the outer bearing race from the brake drum (1).

Assembly Procedure


    Object Number: 1221015  Size: SH

    Important: Use a new bearing.

  1. Press the inner bearing race into the brake drum using J 8092  (1) and CH 46566  (3).

  2. Object Number: 1221018  Size: SH
  3. Press the outer bearing race into the brake drum using J 8092  (1) and CH 46566  (3).
  4. Apply wheel bearing lubricant to the wheel bearing and to the ring seal lip.

  5. Object Number: 1221025  Size: SH
  6. Install the inner wheel bearing (2) into the brake drum.
  7. Install the oil seal (1) into the brake drum.

  8. Object Number: 1221028  Size: SH
  9. Install the outer wheel bearing (1) into the brake drum.
  10. Install the brake drum. Refer to Brake Drum Replacement .
  11. Inspect the end play and free load of the bearing. Refer to Bearings Inspection .
  12. Lower the vehicle.