Central Bolts: Different Procedure For Suspension Alignment: Notes

On vehicles (wheels -3-  ) with central bolts -2-  , the procedure for attaching measured-value pickups or measuring reflectors is different to the usual procedure, which involves using self-centring quick-clamping holders.

Fig 1: Identifying Wheel With Central Bolts (Turbo Wheel)

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Use → WE1371 Wheel-alignment adapter for wheels with central lock  to secure the measured-value pickups or measuring reflectors on the wheels. The wheel-alignment adapters (central adapters) -1-  are secured to the lockable wheel bolt on the central bolt (M8 thread) using the supplied screws -5-  . Tightening torque: max 15 Nm/11 ftlb.

1. 4 central adapters for 911 GT3 and 911 Turbo
2. 4 spacer rings for 911 Turbo (in conjunction with -1-  )
3. 4 screws (toggles)
4. 4 fastening screws (M8 x 55) for central adapter when used with spacer ring -2-  .
5. 4 fastening screws (M8 x 40) for central adapter when used without spacer ring -2-  . (Tightening torque: 15 Nm/11 ftlb.)

Fig 2: Identifying WE1371 Wheel-Alignment Adapter Set For Wheels With Central Lock

Courtesy of PORSCHE CARS NORTH AMERICA, INC.