Installing Lower Trailing Arm

Use new fastening screw and new lock nut.

1. 1.1. Fit lower trailing arm -arrow-  on the wheel bearing housing using a new fastening screw and new lock nut.

   Only screw on the fastening nut initially. Tightening is carried out in the vehicle's zero position (0 position).

   Fig 1: Locating Trailing Arm Bolt

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. 1.2. Install camber eccentric -1-  using a new lock nut and position it in accordance with the applied marking.

   Tighten lock nut to Tightening torque 100 Nm (74 ftlb.)  .

   Fig 2: Identifying Rear-Axle Camber Eccentric

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
3. 1.3. Move the wheel suspension into zero position (0 position). To do this, move the wheel carrier upwards using lifting equipment -1-  until the lower trailing arm -2-  is horizontal to the vehicle floor (0 position).

   Screw trailing arm to the wheel bearing housing.

   Initial tightening 90 Nm (67 ftlb.) Final tightening +90° 

   Fig 3: Moving Wheel Suspension

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.