Removal and Replacement
Wheel Bearing Housing and Wheel Bearing Unit Overview
1 Nut
• 40 Nm
• Always replace if removed.
2 Upper Front Control Arm
3 Upper Rear Control Arm
4 Bolt
• Always replace if removed.
5 Washer
6 Wheel Bearing Housing
• Removing and installing, refer to => [ Wheel Bearing Housing ] Wheel Bearing Housing
• Different versions, for allocation refer to the Parts Catalog
• Distinguishing characteristic
When exchanging the wheel bearing housing, make sure the length of the thread on the tie rod end is sufficient (there must be approximately 5 mm extra thread). If this is not the case, then install a new tie rod end with a longer thread pin. Refer to the Parts Catalog.
7 Brake Shield
8 Bolt
• 10 Nm
9 Bolt
• 200 Nm + 180° turn
• Replace after each removal => [ Wheel Bearing ] Front Suspension
• Before installing, clean the threads in the CV joint with a tap.
10 Wheel Hub
• Removing and installing, refer to => [ Wheel Bearing Unit, Servicing ] Overhaul
11 Wheel Bearing
• Removing and installing, refer to => [ Wheel Bearing Unit, Servicing ] Overhaul
• Avoid contaminating with dirt and damaging the seal when setting down/storing. Refer to => [ Avoid contaminating with dirt and damaging the seal when setting down/storing. ].
12 Bolt
• 40 Nm
• Always replace if removed.
13 Nut
• Always replace if removed.
• Different versions, for allocation refer to the Parts Catalog
• Pay attention to the different nut versions and to the tightening specifications
• After loosening threaded connection of guide control arm to wheel bearing housing, adhesive residue must be removed on thread of linkage stub.
14 Control Arm
15 Nut
• Always replace if removed.
• Different versions, for allocation refer to the Parts Catalog
• Pay attention to the different nut versions and to the tightening specifications
• After loosening threaded connection on the ball joint to the wheel bearing housing, adhesive residue must be removed on thread of linkage stub.
16 Guide Link
17 Tie Rod End
• Different versions, for allocation refer to the Parts Catalog
18 Nut
• Different versions, for allocation refer to the Parts Catalog
• Pay attention to the different nut versions and to the tightening specifications
• Always replace if removed.
19 Bolt
• 9 Nm
20 Wheel Speed Sensor
21 Drive Axle
22 Bolt
• 70 Nm
• Always replace if removed.
23 Bolts
• 80 Nm + 90° turn
• Always replace if removed.
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 -.
Nut versions for the tie rod ball joint bracket
• Hex collar nut - A -
Tightening Specifications 20 Nm +90°
• 12-point combi nut - B -
Tightening Specifications 100 Nm
• Hex combi nut - C -
Tightening Specifications 110 Nm
Wheel bearing housing with different steering arm thickness
• The wheel bearing housing differs in the thickness of the steering arm - 2 -.
Nut versions for the control arm and guide control arm bracket
• Hex - collar nut - A - M12 wrench 21 mm
Tightening Specifications 145 Nm
• Hex - combination nut - B - M12 18 mm
Tightening Specifications 110 Nm
• Hex - combination nut - B - M12 21 mm
Tightening Specifications 120 Nm
• Hex - combination nut - B - M14 wrench 21 mm
Tightening Specifications 140 Nm