Wheel Bearing Housing, Wheel Bearing Unit And Coil Spring Shock Absorber Overview, Fwd

Fig 1: Identifying Wheel Bearing Housing, Wheel Bearing Unit And Coil Spring Shock Absorber Overview

Courtesy of AUDI OF AMERICA, LLC

1. Upper Transverse Link
2. Nut
   • 95 Nm
   • Always Replace If Removed.
   • Must be tightened in the curb weight position. Refer To WHEEL BEARING WITH COIL SPRING, LIFTING TO CURB WEIGHT POSITION .
3. Bracket
   • For the brake hose, brake caliper wiring harness and rear wheel speed sensor wiring harness.
4. Bolt
   • 10 Nm
5. Bolt
6. Eccentric Washer
7. Brake Disc
8. Collar Bolt
   • 200 Nm + 180° turn
   • Always Replace If Removed.
9. Protective Cap
   • Remove using the grease cap puller:VW 637/2  .
   • Always Replace If Removed.
10. Bolt
    • 5 Nm
11. Wheel Bearing Housing
    • With axle pins
    • Installed only together with go to step -15- WHEEL BEARING HOUSING, WHEEL BEARING UNIT AND COIL SPRING SHOCK ABSORBER OVERVIEW, FWD - FRONT SEAL and step -16- WHEEL BEARING HOUSING, WHEEL BEARING UNIT AND COIL SPRING SHOCK ABSORBER OVERVIEW, FWD - WHEEL BEARING UNIT.
    • Removing and installing, Refer To WHEEL BEARING HOUSING .
12. Bonded Rubber Mount
    • Cannot be exchanged separately.
13. Brake Shield
14. Bolt
    • 10 Nm
15. Front Seal
16. Wheel Bearing Unit
    CAUTION:

    • Avoid contaminating with dirt and damaging the seal when setting down/storing. Refer To Fig 2
    • Removing and installing, Refer To WHEEL BEARING UNIT .
    • the wheel bearing unit cannot be serviced
17. Tie Rod
    • There are versions made of aluminum and steel. For allocation, Refer To the Parts Information..
    • A mixed installation is not permitted.
18. Bolt
    • 90 Nm + 90° turn
    • Always Replace If Removed.
    • Must be tightened in the curb weight position. Refer To WHEEL BEARING WITH COIL SPRING, LIFTING TO CURB WEIGHT POSITION .
19. Bolt
    • 120 Nm + 360° turn
    • Always Replace If Removed.
    • Must be tightened in the curb weight position. Refer To WHEEL BEARING WITH COIL SPRING, LIFTING TO CURB WEIGHT POSITION .
      NOTE:

      Axle alignment is necessary if the bolt is removed.

20. Spacer Tube
    • Always Replace If Removed.
21. Nut
    • Always Replace If Removed.
      CAUTION:

      • Do not tighten the threaded connection using the nut.
      NOTE:

      Axle alignment is necessary if the nut is loosened.

22. Lower Transverse Link
23. Ball Bearing
    CAUTION:

    • Avoid contaminating with dirt and damaging the seal when setting down/storing. Refer To Figure
    • Wheel bearing unit, removing and installing, Refer To WHEEL BEARING UNIT .
    • wheel bearing unit, servicing, Refer To WHEEL BEARING UNIT, AWD .
24. Wheel bearing housing
    • Without axle pins.
    • Installed only together with go to step -23- WHEEL BEARING HOUSING, WHEEL BEARING UNIT AND COIL SPRING SHOCK ABSORBER OVERVIEW, FWD - BALL BEARING and step -26- WHEEL BEARING HOUSING, WHEEL BEARING UNIT AND COIL SPRING SHOCK ABSORBER OVERVIEW, FWD - DRIVE AXLE STUB.
    • Removing and installing, Refer To WHEEL BEARING HOUSING .
25. Bonded Rubber Mount
    • Replacing, Refer To WHEEL BEARING HOUSING RUBBER BONDED BUSHING .
26. Drive Axle Stub
    • Installed only together with  WHEEL BEARING HOUSING, WHEEL BEARING UNIT AND COIL SPRING SHOCK ABSORBER OVERVIEW, FWD - DRIVE AXLE STUB.
27. Bolt
    • 9 Nm
28. Rear Speed Sensor
29. Washer
    • Serves as corrosion protection.
    • Always use.
30. Bolt
    • 150 Nm + 180° turn
    • Always Replace If Removed.
    • Must be tightened in the curb weight position. Refer To WHEEL BEARING WITH COIL SPRING, LIFTING TO CURB WEIGHT POSITION .
31. Shock Absorbers
    • Removing and installing, Refer To SHOCK ABSORBER .
32. Protective Sleeve
33. Buffer Stop
34. Bolt
    • 50 Nm + 45° turn
    • Always Replace If Removed.
35. Upper Shock Absorber Mount
    • Installed position. Refer To SHOCK ABSORBER, FWD .
36. Nut
    • 35 Nm
    • Always Replace If Removed.
37. Protective Cap

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

Fig 2: Always Set Wheel Bearing Down On Wheel Hub -2- (Wheel Bearing -1- Facing Up)

Courtesy of AUDI OF AMERICA, LLC

• The wheel bearing -1- must always face up.
• Always set the wheel bearing unit down on the wheel hub -2-.