If either the hub or the wheel bearing are removed, the wheel bearing must be replaced.
Note the radio security code and disconnect the negative battery cable.
Remove the bearing housing (knuckle) from the vehicle.
Remove any installed shields and/or brackets as necessary.
Place the bearing housing (knuckle) onto suitable press plates in a hydraulic press making sure the housing is completely level, and press the wheel hub out of the bearing housing (knuckle).
On 1990-97 Passat models, using a sturdy and suitable snap ring pliers, remove the snap ring from the bearing housing (knuckle).
Support the bearing housing (knuckle) on suitable press plates and press the bearing out off the housing.
Remove the inner race of the wheel bearing from the hub using a suitable and sturdy puller, such as KUKKO Tool No. 240-1. If necessary, wedge the bearing race upward slightly by wedging a chisel between the bearing and a hub alternately from side-to-side. Once the bearing race is removed, if necessary, dress the area on the hub with a suitable flat-faced file.
Thoroughly inspect the bearing housing (knuckle) and the hub and remove any burrs. If necessary, slightly chamfer the outer perimeter of the housing.
Place the bearing housing (knuckle) on suitable press plates in a hydraulic press.
While supporting the bearing housing, press the bearing into the housing.
On 1990-97 Passat models;
Install a new snap ring.
If the hub is being replaced, make sure to install the tone ring for the ABS brake system BEFORE pressing the hub into the bearing.
Support the inner bearing race of the wheel bearing, and press the hub into the bearing until it is fully seated.
The balance of installation is in reverse order of removal.
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Monday, October 11th, 2010 AT 10:03 PM