Audi A4: Overview - Wheel Bearing

Overview - Wheel Bearing, FWD

1 - Wheel Bearing Unit

• Removing and installing. Refer to → Chapter "Wheel Bearing Unit, Removing and Installing, FWD".
• Handling the wheel bearing. Refer to → Fig. "Wheel Bearing, Handling".

2 - Front Seal

3 - Wheel Bearing Housing

• Removing and installing. Refer to → Chapter "Wheel Bearing Housing, Removing and Installing".

4 - Bracket

• For wires

5 - Bolt

• 8 Nm
• Thread forming
• Position the bolt by hand and tighten it until it finds the old threads. Then tighten the bolt to the specification.

6 - Bolt

• 200 Nm + 180º

7 - Dust Cap

Wheel Bearing, Handling

  Caution

There is a risk of contaminating and damaging the seal.

• The wheel bearing -1- must face up in order to remove the wheel bearing unit.
• Always set the wheel bearing unit down on the wheel hub -2-.

• Never reach inside when lifting the wheel bearing.
• Hold the wheel bearing only on the outside.

Overview - Wheel Bearing, AWD

1 - Wheel Bearing Housing

• Removing and installing. Refer to → Chapter "Wheel Bearing Housing, Removing and Installing".

2 - Bolt

• 80 Nm + 90º
• Replace after removing

3 - Drive Axle

4 - Bracket

• For wires

5 - Bolt

• 13 Nm
• Thread forming
• Position the bolt by hand and tighten it until it finds the old threads. Then tighten the bolt to the specification.

6 - Wheel Bearing

• Wheel bearing unit, removing and installing. Refer to → Chapter "Wheel Bearing Unit, Removing and Installing".
• Currently only delivered with -7-
• Wheel bearing unit, servicing. Refer to → Chapter "Wheel Bearing Unit, Servicing".
• Handling the wheel bearing. Refer to → Fig. "Wheel Bearing, Handling".

7 - Wheel Hub

• Currently only delivered with -6-

8 - Bolt

• Drive axle threaded connection, loosening and tightening. Refer to → Chapter "Drive Axle Threaded Connection, Loosening and Tightening".

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