Installing Rear Spring Strut

→ Wear personal protective gear.

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

→ Wear personal protective gear.

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

Information 

• Do not raise the wheel suspension higher than the normal vehicle position (vehicle resting on wheels). When raising the suspension, use a suitable intermediate layer (hard rubber). 
• Do not damage the brake cover plate. 
  • The entire threaded parts of the axle must be tightened in vehicle position! Vehicle position means: vehicle standing on the wheels, or the wheel suspension is being raised with a universal vehicle lift! Dimension -X- , from lower edge of wing to middle of axle 506 mm ± 10 mm corresponds to vehicle position! 
    Fig 1: Identifying Mark On Vehicle Position

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• Carry out a visual inspection of all parts! 
• Replace self-locking nuts! 
• If a new spring strut is fitted, it must be pre-filled to 3 bar in its original packaging → Filling specification for air-spring strut. 
• Replace all expansion screws (screws which are fitted with torque angle tightening procedure)! 
• Use correct tightening torques and torque angle! → Tightening torques for rear axle 

1. Insert spring strut into the vehicle.
   Fig 2: Inserting Spring Strut Into Vehicle

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2. Fit the four fastening screws -arrows-  .
   Fig 3: Locating Fastening Screws

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3. Carefully raise the air spring strut using a suitable -illustration-  lift with rubber base. Then, pull the wheel carrier downwards in order to fit the fastening screw.
   Fig 4: Raising Air Spring Strut

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4. Attach the fastening screw for the connecting link/spring strut -arrow-  to the wheel carrier.
   Fig 5: Locating Connecting Link/Spring Strut Fastening Screw

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5. For vehicles with PDCC (Porsche Dynamic Chassis Control), fit the protection cap on the valve block.
6. Connect the CDC sensor plug connection to the lower part of the spring strut -(arrow)-. Insert cable into the holders.
   Fig 6: Locating CDC Sensor Plug Connection

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7. Fit stone guard for CDC sensor -arrow-  .
   Fig 7: Locating Stone Guard For CDC Sensor

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8. Fit pressure pipe to residual-pressure retaining valve using insert part T10212 → WM 4300TW TIGHTENING TORQUES , then clip the pressure line into the retaining devices.
   Fig 8: Locating Residual-Pressure Retaining Valve

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9. Remove protective tube from drive shaft.