Removal and installation of bearings of a back nave

Rear wheel hub

Withdrawal

1. Loosen the wheel bolts, raise and secure the rear of the vehicle on stands and remove the wheel.

2. Remove the dust cap from the central hub mounting nut and remove the cotter pin.

3. Unscrew the nut, remove the nut retainer, thrust washer and remove the hub (brake drum), by pulling it towards you.

4. Remove outer sealing ring.

5. Remove the roller bearings from the hub.

6. Being careful, knock out the outer races of the bearings from the hub. First knock out the outer bearing race.

7. Remove any old grease from the hub and axle housing.

Installation

1. Install the hub bearing outer races using tool 15-051 or a suitable drift (1 - outer ring of the outer bearing, 2 - tool 15-051, 3 - outer ring of the inner bearing).


2. Fill the interior of the new bearings with grease and install the inner bearing and O-ring onto the hub.

3. Install the hub on the axle, taking care not to damage the sealing ring sealing lips.

4. Install the outer bearing, thrust washer and screw on the nut.

5. Adjust bearing play.

6. Install the wheel and lower the car.

Bearing play adjustment

The backlash is adjusted when installing the hub bearings or if there is wheel play on a car with high mileage.

1. Loosen the wheel bolts, raise and secure the rear of the vehicle on stands and remove the wheel. The parking brake must not be applied.

2. Remove the dust cap of the central hub mounting nut, remove the cotter pin and nut retainer.

3. Tighten the hub nut to 20–25 Nm while turning the hub counterclockwise.

4. Loosen the nut half a turn and screw it back in by hand until it stops. Check the presence of axial play, given that the play cannot be completely removed.

5. Install the nut retainer so that two of its slots align with the cotter pin holes.

6. Insert a new cotter pin, spread its ends around the retainer and replace the dust cap.

7. Install the wheel and lower the car.