Disassembly and Assembly

Wheel Bearing Unit

Special tools, testers and auxiliary items required

• Thrust Plate (VW 401)

• Thrust Plate (VW 402)

• Punch (VW 412)

• Assembly Tool (T10230)

• Kukko Puller (15/3 with 17/3)

• Wheel bearing housing is removed. Refer to => [ Wheel Bearing Unit ] Wheel Bearing Unit.

Wheel Hub, Removing from Wheel Bearing






- Install special tools as shown in illustration.

1. Punch (VW 412)

2. Sleeve T10230/3 from the (T10230)

3. Thrust piece T10230/8 from the (T10230)

4. Wheel bearing unit

5. Thrust plate (VW 402)

6. Thrust plate (VW 401)


- Press the wheel hub out of the wheel bearing.

Remove the Bearing Inner Race from the Hub.





- Insert the separating tool between the bearing inner race - 1 - and the wheel hub - 2 - and pretension with the spindle.

• Use a commercially available separating tool such as the 15/3 with 17/3.

- Install special tools as shown in illustration.






1. Punch (VW 412)

2. Sleeve T10230/8 from the (T10230)

3. Thrust piece T10230/3 from the (T10230)

4. Wheel hub

5. Bearing inner race

6. Kukko 15/3 with 17/3


- Press the bearing inner race from the hub.

Pressing Wheel Hub into Wheel Bearing

• Avoid contaminating with dirt and damaging the seal when setting down/storing.

The wheel bearing - 1 - must always face up.






- Always set the wheel bearing unit down on the wheel hub - 2 -.

- Install special tools as shown in illustration.






1. Punch (VW 412)

2. Thrust plate (VW 402)

3. Wheel hub

4. Ball Bearing

5. Thrust Plate (VW 401)


• The reworked surface on the wheel bearing outer race faces down.

When installing or pressing in, make sure there is no dirt or contaminants between the (VW 401) - 5 - and the ball bearing - 4 -.

- Press the wheel hub into the wheel bearing.

- Install wheel bearing unit. Refer to => [ Wheel Bearing Unit ] Wheel Bearing Unit.