Removing Air Spring Bellows

Information 

To prevent damage to the air springs, pay particular attention to the following points when handling air springs:

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Air spring

• Never lower a vehicle with empty air springs. 
• Do not pull the air spring apart. 
• Do not bend the air spring out of shape (the air spring can be bent by < 20°). 
• Do not lift the air spring at the electric connector. 
• Carefully hold the air spring only at the top and bottom of the cover -1-  or at the protective bellows -2-  .

1. Loosen rear upper control arm -1-  on the wheel bearing housing.

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Mounting for rear upper control arm on wheel bearing housing

   1. 1.1 Remove threaded joint -2-  .
2. Disconnect plug connections on air spring bellows -1-  .

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Plug connections on air spring bellows

   1. 2.1 Release and disconnect electric connector -2-  .
      CAUTION: Escaping residual air 

      • Risk of eye injuries 

        → Wear protective goggles.

   2. 2.2 Slowly unscrew Voss threaded joint for the air line -3-  . Do not unscrew Voss threaded joint fully until residual pressure has escaped.

      Information 

      The cutting ring -1-  and Voss threaded joint -2-  must remain on the air line -3-  .

      Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Air line

   3. 2.3 Disconnect air line.
3. Unclip air spring bellows at the body mounting points.

   Clip -1-  must always be replaced following removal and may therefore be damaged irreparably during removal.

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Upper clip on air spring bellows

   1. 3.1 Pull the air spring bellows on one side down slightly until the clip -1-  is accessible.
   2. 3.2 Loosen clip connection -1-  .
4. Remove air spring bellows.

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.

   Removing air spring bellows

   1. 4.1 Press upper control arm up and anti-roll bar down to make enough space for removing the air spring bellows.
   2. 4.2 Carefully guide air spring bellows out between the upper control arm and anti-roll bar. -arrow-  .