Wheel Bearing: Service and Repair

Front Wheel Bearing and Hub Replacement

Tools Required
- J 44015 Steering Linkage Installer
- J 44563 Front Wheel Bearing Remover/Installer
- SA9140E Torque-to-Angle Gauge
- SA9159S Front Wheel Bearing Remover/Installer

Disassembly Procedure






1. Assemble the SA9159S or equivalent, with the following part numbers:
- Hub driver (1)
- Hub driver screw (2)
- Bridge retainer (3)
- Bridge (4)






2. Secure the entire setup, by bridge, in a vice as shown in illustration.
3. While holding the hub driver with a wrench, tighten the hub driver screw to extract the hub.






4. If the inner race of the bearing is pulled out with the hub in the previous step, remove the race from the hub using the following part numbers:
- Bridge (4)
- Inner race puller (8)
- Two bridge retainer plates (9)
- Two bolts (10)
- Two flat washers (11)
5. Inspect the hub at the bearing location for pitting, scoring, wear, or corrosion. Replace if necessary.






6. Remove the steering knuckle from the vice.
7. Remove the bridge retainer and the bridge.
8. Remove the bearing retainer snap ring.






9. Place the knuckle/bearing assembly in a shop press as shown in the illustration, using the J 44563 and the SA9159S.
10. Press out the bearing. Inspect the bore of the knuckle for pitting, scoring, wear, or corrosion. If damage cannot be easily cleaned up with light sanding, replace the knuckle.

Assembly Procedure






1. Press in the new bearing as shown in the illustration until seated using the J 44563 or equivalent.






2. Install the bearing retainer snap ring.






3. Use the small driver (6) to support the bearing inner race with its small pilot side facing towards the press, away from the bearing.






4. Press in the hub using the following part numbers:
- Knuckle support tube (5)
- Small driver (6)