Removing 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  .
  Fig 1: Identifying Lower Trailing Arm

  Courtesy of PORSCHE CARS NORTH AMERICA, INC.

1. Unscrew the fastening screw -2-  for the spring strut -3-  and at the same time, raise the axle support -1-  as far as required using a suitable jack -4-  so that the fastening screw can be pushed out easily.
   Fig 2: Removing Spring Strut Mounting

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
2. Fix the upper trailing arm -2-  in place using spring compressor VW 552  , -1-  .

   The spring compressor is engaged in the top opening of the wheel housing and in the upper trailing arm and is tensioned slightly to avoid damaging the upper ball joint -3-  .

   Fig 3: Securing Upper Trailing Arm

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
3. Remove the jack.
4. Loosen the lock nut -1-  on the bottom ball joint -2-  . To prevent damage to the ball pin -3-  when pressing it off, only loosen the nut until it is sitting flush on the ball pin.
   Fig 4: Pressing Off Ball Pin

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
5. Fit the ball joint puller T10444  , -4-  over the ball joint -2-  and ball pin -3-  and carefully press the ball joint out of the trailing arm -5-  .

   Make sure not to damage the rubber boot on the ball joint  .

6. Mark the eccentric screws -1-  for the adjusting camber and caster on the chassis subframe with a colored pen -A, B-  (facilitates fitting during re-installation).
   Fig 5: Identifying Marking On Eccentric Screws

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
7. Remove the eccentric screws. Make sure that the eccentric screws do not damage the bellows. For this purpose, raise the wheel bearing housing using a suitable jack.
8. Pull (press) the trailing arm out of the chassis subframe mounting points -A-  .
   Fig 6: Locating Trailing Arm

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
9. Remove the lock nut → Removing ball joint (shown as an example)  from the ball joint. Tilt the -trailing arm-  down all the way and pull the ball joint carefully out of the wheel bearing housing.
   Fig 7: Removing Ball Joint

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.