Rear Suspension, Wheel Bearing Unit
Wheel Bearing Unit
Special tools, testers and auxiliary items required
• Torque Wrench 40-200 Nm (V.A.G 1332)
• Torque Wrench (V.A.G 1410)
Removing
- Measure dimension from center of wheel to lower edge of wheel housing. Refer to => [ Rear Suspension, Lifting to Curb Weight Position ] Rear Suspension, Lifting to Curb Weight Position.
- Remove coil spring. Refer to => [ Coil Spring ] Coil Spring.
- Remove the drive axle. Refer to => [ Drive Axle ] Drive Axle.
- Remove brake carrier and brake caliper and tie to body with wire.
• Do not allow brake caliper to hang from brake line.
- Remove the bolt and then remove the brake disc.
- Remove bolts - 2 -.
- Remove wheel bearing unit from wheel bearing housing.
• 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 -.
Installing
Installation is the reverse of removal, with special attention to the following:
Tightening specifications, refer to => [ Subframe, Lower Transverse Link, Upper Transverse Link, Tie Rod and Level Control System Overview ] Subframe, Lower Transverse Link, Upper Transverse Link, Tie Rod and Level Control System Overview.
Tightening specifications, refer to => [ Wheel Bearing Housing, Wheel Bearing Unit, Trailing Arm with Mounting Bracket and Stone Deflector Overview ] Wheel Bearing Housing, Wheel Bearing Unit, Trailing Arm With Mounting Bracket and Stone Deflector Overview.
Tightening specifications, refer to => [ Shock Absorber and Coil Spring Overview ] Shock Absorber and Coil Spring Overview.
Tightening specifications, refer to => [ Stabilizer Bar Overview ] Stabilizer Bar Overview.
- Install a new hex head screw and tighten.
- Axle alignment is required, see Table => [ An axle alignment is necessary when: ] Wheel Alignment.
• First tighten the bolt to the given torque specification using the torque wrench.
• Use a rigid wrench to apply additional torque angle.