Replacing Lower Trailing-Arm Bearings

→ Read specific safety information for the press.

→ Check that the press is working perfectly before use, particularly the safety components.

→ 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 Trailing Arm With Bearing

  Courtesy of PORSCHE CARS NORTH AMERICA, INC.

1. The pressure pieces and the hollow plunger-type hydraulic press VAS 6178 are used for removal. Screw a suitable attachment from assembly tool set T10205  into the hydraulic press. Screw a suitable assembly fixture T10230  onto the threaded rod and position the required attachment from assembly tool set T10205  while pressing out and in. Nut and washer from assembly fixture T10230 are screwed onto the opposite end of the threaded rod.
2. Before pressing out the bearing -1-  , mark the installation position using a suitable marker -A-  .

   A marking must be made for this purpose in the cut-out -2-  for the bearing using a suitable marker to mark the trailing arm -3-  (-A-  ).

   The following pressure pieces and nuts are required for bearing -1-  :

   Fig 2: Identifying Installation Position Of Bearing

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Pressing out: 

   Fig 3: Identifying Pressure Pieces For Bearing 1 - Pressing Out

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   • T10230/2 - -1- 
   • T10230/7 - -2- 
   • T10230/15 - -3- 
   • T10230/51 - -4- 
   • Washer - -5- 
   • Nut - -6- 

   Information 

   When using the pressure pieces, the direction arrow shows the direction for pressing the rubber-metal mounts in or out on the trailing arm.

   Fig 4: Adjusting Arrangement Of Tools For Pressing Out Bearing 1

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   When pressing in the bearing -1-  pay close attention to the installation position marking -A-  . The cut-out -2-  for the bearing must be pointing to the marking -A-  on the trailing arm -3-  .

   Fig 5: Identifying Installation Position Of Bearing

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Pressing in: 

   Fig 6: Identifying Pressure Pieces For Bearing 1 - Pressing In

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   • T10230/2 - -1- 
   • T10230/12 - -2- 
   • T10230/16 - -3- 
   • Washer - -4- 
   • Nut - -5- 

   Information 

   When using the pressure pieces, the direction arrow shows the direction for pressing the rubber-metal mounts in or out on the trailing arm.

   Fig 7: Adjusting Arrangement Of Tools For Pressing In Bearing 1

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
3. The following pressure pieces and nuts are required for bearing -2-  :

   Pressing out: 

   Fig 8: Identifying Pressure Pieces For Bearing 2 - Pressing Out

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   • T10230/2 - -1- 
   • T10230/4 - -2- 
   • T 10230/5 - -3- 
   • T10230/7 - -4- 
   • Washer - -5- 
   • Nut - -6- 

   Information 

   When using the pressure pieces, the direction arrow shows the direction for pressing the rubber-metal mounts in or out on the trailing arm.

   Fig 9: Adjusting Arrangement Of Tools For Pressing Out Bearing 2

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Pressing in: 

   Fig 10: Identifying Pressure Pieces For Bearing 2 - Pressing In

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   • T10230/2 - -1- 
   • T10230/7 - -2- 
   • T10230/8 - -3- 
   • Washer - -4- 
   • Nut - -5- 

   Information 

   When using the pressure pieces, the direction arrow shows the direction for pressing the rubber-metal mounts in or out on the trailing arm.

   Fig 11: Adjusting Arrangement Of Tools For Pressing In Bearing 2

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
4. The following pressure pieces and nuts are required for bearing -3-  :

   Pressing out: 

   Fig 12: Identifying Pressure Pieces For Bearing 3 - Pressing Out

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   • T10230/2 - -1- 
   • T10230/7 - -2- 
   • T10230/5 - -3- 
   • T 10230/13 - -4- 
   • Washer - -5- 
   • Nut - -6- 

   Information 

   When using the pressure pieces, the direction arrow shows the direction for pressing the rubber-metal mounts in or out on the trailing arm.

   Fig 13: Adjusting Arrangement Of Tools For Pressing Out Bearing 3

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Pressing in: 

   Fig 14: Identifying Pressure Pieces For Bearing 3 - Pressing In

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.
   • T10230/2 - -1- 
   • T10230/10 - -2- 
   • T10230/12 - -3- 
   • Washer - -4- 
   • Nut - -5- 

   Information 

   When using the pressure pieces, the direction arrow shows the direction for pressing the rubber-metal mounts in or out on the trailing arm.

   Fig 15: Adjusting Arrangement Of Tools For Pressing In Bearing 3

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.