LEMON Manuals: Even more car manuals for everyone
Home >> Porsche >> 2011 >> 911 Speedster >> Repair and Diagnosis >> Drivelines & Axles >> Wheel Hubs >> 42 - Rear Wheel Suspension, Drive Shafts -- CARRERA (997) >> WM 422855 Replacing Bellows Drive Shaft (Except 911 CARR. GTS Coupe, 911 CARRERA Black Edition, 911 CARR. Coupe "Edition Style", 911 CARR. GTS CABRIO, 911 CARRERA CABRIO Black Edition, 911 CARR. CABRIO "Edition Style", 911 Turbo S Coupe "Ed. 918 SPYDER", 911 CARRERA 4 GTS, 911 Turbo S CABRIO "Ed. 918 SPYDER", 911 CARRERA 4 GTS CABRIO, 911 Gt3 RS 4.0) >> Replacing Bellows Drive Shaft

Replacing Bellows Drive Shaft

Fig 1: Disassembled View Of Drive Shaft
G09825674Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  1. Clamp or clip, small
  2. Clamp or clip, large
  3. Lid
  4. Halfshaft flange
  5. Circlip
  6. CV joint
  7. Boot
  8. Clamp or clip, small
  9. Clamp or clip, large
  10. Boot
  11. Profile shaft
  1. Mark drive shafts.

    Required only for monobloc drive shafts:  before disassembling the shaft in the case of monobloc drive shafts, the correct position of the bellows must be marked for reinstallation -arrow-  .

    Fig 2: Locating Marking On Drive Shaft
    G09825675Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Do not remove bellows holder on wheel-side joint.

    Replacing CV joints: only the transmission-side CV joint is supplied. Otherwise the entire drive shaft must be replaced.

  2. Remove CV joint on transmission side.
    1. 2.1. Remove circlip for CV joint using suitable circlip pliers, e.g. circlip pliers vw 161 a  .
      Fig 3: Identifying Circlip Pliers
      G09825676Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    2. 2.2. Press off CV joint using special tools -1, 2- plunger vw 408 a and pressure plate vw 401 a.  Push dust bellows and bellows holder to the inner side of the drive shaft so that the CV joint can be pressed off.
      Fig 4: Pressing Off CV Joint
      G09825677Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  3. Remove outer bellows.
    1. 3.1. Remove clamp and/or clip (depending on the design) -1 and 2-  .
    2. 3.2. Push bellows off profile shaft. Then force off lid -3-  and bellows holder -4-  evenly with a suitable mandrel.
    Fig 5: Identifying Outer CV Joint
    G09825678Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  4. Grease CV joints.

    Regrease the CV joints with special grease if necessary . On the wheel-side joint, press -the special grease-  through the bellows holder into the joint.

    Fig 6: Greasing CV Joint
    G09825679Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Do not remove bellows holder on wheel-side joint.

    The CV joints must be able to be move slightly in an axial direction (length compensation).

  5. Push inner and outer bellows and clamps or clips onto profile shaft.
  6. Install CV joints.
    1. 6.1. Push or press CV joint onto the profile shaft in the correct position using a suitable pressure piece -3-  .
      Fig 7: Pressing On CV Joint
      G09825680Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    2. 6.2. Use new circlip.

      Install circlip for CV joint with suitable circlip pliers, e.g. circlip pliers vw 161 a  .

      Fig 8: Identifying Circlip Pliers
      G09825681Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  7. Install lid.
    1. 7.1. Coat sealing surface of lid -arrow-  and bellows holder with special sealant .
      Fig 9: Greasing Lid
      G09825682Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    2. 7.2. Push on lid and bellows holder evenly from inner CV joint at congruent holes (holes for the fastening screws) with a plastic hammer (do not use force).
  8. Position and secure bellows.
    Fig 10: Locating Marking On Drive Shaft
    G09825683Courtesy of PORSCHE CARS NORTH AMERICA, INC.
    1. 8.1. In monobloc drive shafts in accordance with the marking that was made previously -arrows-  . In friction-welded drive shafts, between the relevant depressions.
    2. 8.2. Tighten clips or clamps.

      Tighten the clamps using the special pliers vag 1275 or a commercially available special pliers.