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
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
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
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".
READ NEXT:
Special tools and workshop equipment required
Torque Wrench 1332 40-200Nm -VAG1332-
Engine and Gearbox Jack -VAS6931-
Engine/Gearbox Jack Adapter - Wheel Hub Support -T10149-
Caution
Thi
Wheel Bearing Unit, Removing and Installing, FWD
Special tools and workshop equipment required
Puller - Grease Cap -VW637/2-
Camshaft Installer Kit - Sleeve -3241/4- from the Seal
Installer - Cams
Note
The wheel bearing and wheel hub are currently only delivered
together. As soon as these components are delivered separately,
the following instructions will apply.
Special tools and wor
SEE MORE:
Air conditioning systems designed for refrigerant R12 are
only to be filled with refrigerant R134a if certain requirements
are fulfilled. Refer to
→ Chapter "Refrigerant Circuit, Converting R12 to R134a and
Servicing" and Repair manual: Air Conditioner with
R12 Parts 2 and 3. This repa
General Information
Only valves and connections that are resistant to
refrigerant R134a and refrigerant oil must be installed.
Different connections (outer diameter) for high pressure and
low pressure side.
Discharge the refrigerant circuit before removing valves or
valve inserts.
Always scr