Installing Front Anti-Roll Bar

→ Avoid contact with caustic fluid.

→ Wear personal protective gear.

→ Ensure that there is good ventilation.

→ If you do come into contact, wash off immediately with plenty of warm water and contact a doctor if necessary.

→ Wear personal protective gear.

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

Information 

• All screws and threaded joints on the axle must be tightened in vehicle position. Vehicle position means: vehicle standing on its wheels, or the wheel suspension is raised with a universal vehicle lift. Dimension -1-  , from lower edge of wing to center of axle corresponds to vehicle position. The current height can be found in →  4495TW ADJUSTMENT VALUES FOR SUSPENSION ALIGNMENT  . Always observe the following points! 
  Fig 1: Identifying Dimension 1 - Centre Of Wheel To Lower Edge Of Wing (Front Axle)

  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
• On vehicles with air springs, the respective air spring must be bled using the Porsche System Tester. → 4301IN BLEEDING AND FILLING THE LEVELLING SYSTEM
• Vehicle position can be set by carefully raising the relevant wheel bearing housing. 
• Use an intermediate layer (hard rubber)! Do not damage the brake cover plate. 
  Fig 2: Lifting Wheel Carrier (Example Without Wheel And Brake Disc)

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• Screws and nuts are Geomet-coated and must not be greased. 
• Grease the splines of the drive shaft slightly with aluminum paste Optimoly TA. 
• Drive shafts must not be left hanging from the joint stop! Tie them up. 

Information 

PDCC chassis:

• Steel flexi-pipes are particularly sensitive to kinking and crushing. 
• Treat the steel flexi-pipes with great care when removing, storing and reinstalling the anti-roll bar. 
• Make sure that the steel flexi-pipes are not subject to any mechanical loads during the following operations. 
• When removing, mark the installation position of the lines using a touch-up stick. 
• When installing, make sure that the clamp is seated correctly. 
• The steel flexi-pipes must not be twisted when installed under any circumstances. 

1. Install anti-roll-bar mount according to the marking, along with the anti-roll bar.

   The marking -IN-  must be pointing to the center of the vehicle, while the marking -OUT-  must be pointing to the outside of the vehicle.

   Fig 3: Identifying Marking On Anti-Roll-Bar Mount

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2. Tighten fastening screw -1-  and fastening nut -2-  on the suspension/stabilizer on both sides of the vehicle.
   Fig 4: Identifying Suspension/Stabilizer Mounting Nut

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   Information 

   PDCC chassis:

   • Steel flexi-pipes are particularly sensitive to kinking and crushing. 
   • Treat the steel flexi-pipes with great care when removing, storing and reinstalling the anti-roll bar. 
   • Make sure that the steel flexi-pipes are not subject to any mechanical loads during the following operations. 
   • When removing, mark the installation position of the lines using a touch-up stick. 
   • When installing, make sure that the clamp is seated correctly. 
   • The steel flexi-pipes must not be twisted when installed under any circumstances. 
3. Fit lines -3-  .
   1. 3.1. Remove stoppers.
   2. 3.2. Tighten union nuts -1-  on the lines.
   3. 3.3. Tighten clamp -2-  .
      Fig 5: Identifying Fitting Lines

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4. Position the anti-roll bar before tightening the fastening screws on the anti-roll-bar mount (= fastening screws for front-axle support) so that the highest point of the anti-roll bar is positioned at a distance from the frame support (not  the fold!) of -1-  .

   Dimension -1-  is → Control value: 86 mm 

   Fig 6: Identifying Installation Dimension Of Anti-Roll Bar (PDCC)

   Courtesy of PORSCHE CARS NORTH AMERICA, INC.