Installing Drive Shaft

Information 

Make sure that the drive shaft does not hang down as this may damage the joint.

1. On used and new drive shafts, clean the bores -2-  on the inner flange -1-  with a cloth soaked in brake cleaner.

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   Inner flange bores

2. Grease drive shaft splines with Molub Alloy Paste TA. > Drive shaft splines 

   The threading must not be greased! 

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   Drive shaft splines

3. Position drive shaft in installation position and pull it into the wheel hub with the old nut initially.
4. Attach drive shaft -1-  at the transmission flange.

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   Fastening drive shaft on transmission flange (left)

   1. 4.1  Replace new screws and plates.
   2. 4.2  Tighten screws -2-  (with plates). (Turn the drive shaft so that the screws are accessible).

      > Initial tightening 40 Nm (29.5 ftlb.  ) > Final tightening torque angle + 110° Tightening method for securing drive shaft to wheel hub after re-using drive shaft: 

5. Tighten new hex nut -1-  using > VAS 6942 - torque - angle - spanner 20-400 Nm (15-295 ftlb.)  and > 9471 - socket spanner  .

   Another person is needed in order to actuate the service brake. 

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   Circlip - Drive shaft to wheel hub

   1. 5.1 Initial tightening of new lock nut:  > Initial tightening torque 120 Nm (88.5 ftlb.  ) > Final tightening rotation angle + 120° 

      Tightening procedure for securing drive shaft to wheel hub after replacing drive shaft: 

6. Secure drive shaft to wheel hub.

   Another person is needed in order to actuate the service brake. 

   Tighten new nut in steps using > VAS 6942 - torque - angle - spanner 20-400 Nm (15-295 ftlb.)  .

   1. 6.1  Fit new nut -1-  .
   2. 6.2  Tighten nut -1-  in steps.

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      Nut securing drive shaft to wheel hub

      For vehicles with central wheel bolt, use > 9471 - socket wrench  .

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      Wheel hub on central bolt

      1. 6.2.1  Initial tightening: > 1. Step 260 Nm  (191.8 ftlb.) 
      2. 6.2.2  Torque angle: > 2. Step + 120° 
      3. 6.2.3  Loosen nut: > 3. Step - 360° 
      4. 6.2.4  2. Initial tightening: > 4. Step 120 Nm (88.5 ftlb.) 
      5. 6.2.5  Final tightening torque angle: > 5. Step + 120°