Installing Front Wheel Bearing Housing (Wheel Carrier)

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Information

All screws and bolts on the axle must be tightened in vehicle position. Vehicle position means: vehicle resting on its wheels, or the wheel suspension is lifted with a universal jack . -Dimension X from lower edge of wing to center of axle corresponds to vehicle position. For the current height values, please refer to the adjustment values for suspension alignment → 4495TW ADJUSTMENT VALUES FOR SUSPENSION ALIGNMENT .

Fig 1: Adjusting Dimension X Lower Edge Of Wing To Centre Of Axle
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Visually inspect all parts .
Replace self-locking nuts .
Replace all expansion screws (screws fitted using torque angle tightening procedure) .
Use correct tightening torques and torque angle . → 4X00IN TIGHTENING TORQUES FOR FRONT AXLE

Information

The pictures shown in this document may differ from the original .

Counter with a screwdriver 9546 when tightening the ball joints if necessary.
Grease the toothing with a little Optimoly TA aluminum paste and fit the drive shaft into the wheel bearing housing.
Information
- The drive shaft must be pulled in as far as it will go using the fitting tool T10206 .
  
  Fig 2: Identifying Fitting Tool T10206
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Pull the drive shaft into the wheel bearing housing.
Grease the mounting-face ring of the axle nut with a little Optimoly TA aluminum paste. Screw on the axle nut.
Fit the wheel bearing housing on the lower ball joint (second mechanic required). → Installing Lower Trailing Arm
Fit the tie rod on the wheel bearing housing. → Installing Tie Rod
Fit the wheel bearing housing on the ball joint of the upper trailing arm. → 401519 REMOVING AND INSTALLING UPPER TRAILING ARM (STEEL SPRINGS)
Fit the brake disc. → Installing Front Brake Disc
Fit the brake calliper. → Installing Front Brake Calliper
Fit the holders -1, 2- for the hydraulic lines on the wheel bearing housing -3- .

Fig 3: Identifying Mounting For Hydraulic Lines
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Plug in electric plug connection -1- for the speed sensor on the wheel bearing housing -A- and lock it -a- .

Fig 4: Locating Electric Plug Connection For Speed Sensor
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