Installing Lower Trailing Arm

→ Wear personal protective gear.

→ Do not raise the wheel suspension higher than the normal vehicle position (vehicle resting on wheels).

Information 

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

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

1. Counter with a screwdriver 9546  when tightening the ball joints if necessary.
2. Carefully insert the pin for the ball joint into the wheel bearing housing and fit the lock nut. → Inserting ball joint (shown as an example) → 4X00IN TIGHTENING TORQUES FOR FRONT AXLE
   Fig 2: Inserting Ball Joint

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3. Press the trailing arm into the mounting points on the chassis subframe -A-  .
   Fig 3: Locating Trailing Arm Mounting Points

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4. Insert and fit the eccentric screws -1-  . Fit according to the markings -A, B-  . → 4X00IN TIGHTENING TORQUES FOR FRONT AXLE

   Raise the wheel bearing housing slightly using a suitable jack to avoid damaging the dust bellows for the steering when tightening the eccentric screws.

   Fig 4: Identifying Marking On Eccentric Screws

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5. Use a suitable jack to raise the trailing arm and remove spring tensioner VW 552 -1-  from the upper trailing arm -2-  .
   Fig 5: Securing Upper Trailing Arm

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6. Raise the axle support -1-  as far as required using a suitable jack -4-  until the fastening screw -2-  slides easily through the spring strut -3-  and axle support.
   Fig 6: Adjusting Spring Strut Threaded Joint

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7. Fit the fastening screw -2-  for the spring strut -3-  and trailing arm -2-  . → 4X00IN TIGHTENING TORQUES FOR FRONT AXLE