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Unit Bearing / Hub Assembly Replacement

Part Numbers:

  1. 1984 through 1989 (early style rotors)
  2. 1990 through mid-1999 (composite rotors 3 3/16H x 1/8D)
    1. Crown Automotive PN 53007449
    2. Moog 513084
    3. Detroit 513084
  3. late-1999 through 2001 (Full cast rotors 3 1/16H x 1/4 to 5/16 Depth)
    1. Moog 513158
    2. Detroit 513158
    3. Timken HA597449

Steps

  1. Jack up the front axle (make sure you use jack stands!)
  2. Remove lugnuts and Wheels
  3. Remove Brakes and caliper bracket bolts
  4. Remove the rotors
  5. Use a cotter pin and 36mm Bolt on the Axle stub shaft
  6. Remove the 13mm Unit bearing bolts
  7. Remove the Unit Bearing / Hub assembly
  8. Reverse for the installation of the new unit bearings