Special tools required:

• 00 9 120. Refer to00 9 120 TORQUE ANGLE MEASURING DIAL
• 00 9 130. Refer to00 9 130 MAGNET WITH 1/2" CONNECTION
• 33 5 040. Refer to33 5 040 OPEN-END WRENCH 50 MM WITH LOCKING CLIP
• 33 5 070. Refer to33 5 070 EXTENSION PIECE (2)

Necessary preliminary tasks: 

• Remove complete exhaust system.
• Remove assembly underside protection with brackets
• Remove heat shields

Release screws.

Installation: 

• Replace ZNS bolts and self-locking nuts.
• Grip mounting bolts of flexible disk at nuts and tighten down by way of bolts.
  Fig 1: Locating Mounting Bolts

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Installation: 

Check centering mount.

If necessary, replace damaged centering mount. Refer to 26 11 090 Removing and Installing/Replacing Centering Mount for Propeller Shaft 

Grease centering mount.

• Grease: BMW Service Operating Fluids.
  Fig 2: Locating Centering Mount

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Installation: 

Tighten down screws/bolts to specified torque.

Secure special tool angle of rotation 00 9 120 00 9 120 TORQUE ANGLE MEASURING DIAL with magnet 00 9 130 00 9 130 MAGNET WITH 1/2" CONNECTION to underbody and continue bolting according to angle of rotation.

Tightening torque 26 11 1AZ 26 11 PROPELLER SHAFT COMPLETE .

Fig 3: Identifying Special Tool (00 9 120 And 00 9 130)

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Slacken screws (1)

Tightening torque 26 11 6AZ 26 11 PROPELLER SHAFT COMPLETE .

Using a suitable tool (2), secure propeller shaft at center universal joint against turning.

Remove screws of center mount fully only after opening insert nut.

Fig 4: Identifying Screws

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Release insert nut against direction of travel in clockwise direction  with special tools 33 5 040 33 5 040 OPEN-END WRENCH WAF 50 MM WITH LOCKING CLIP and 33 5 07033 5 070 EXTENSION PIECE (2) .

Tightening torque 26 11 15AZ 26 11 PROPELLER SHAFT COMPLETE .

Fig 5: Identifying Special Tool (33 5 040 And 33 5 070)

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Remove retaining clip (1) and seal (2).

Installation: 

Retaining clip and seal must be replaced.

Fig 6: Identifying Retaining Clip And Seal

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Remove insert nut (1).

Installation: 

Insert nut must be replaced.

Fig 7: Identifying Nut

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Before installing propeller shaft:

Clean insert collar (1) on flange nut and spline teeth on bevel pinion (2).

Fill insert collar (1) with grease.

Grease: BMW Service Operating Fluids.

Fig 8: Identifying Collar And Spline Teeth On Bevel Pinion

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Clean thread (1) of joint hub to remove adhesive residues.

Clean hub teeth (2), then coat with grease.

Grease: BMW Service Operating Fluids.

Fig 9: Identifying Thread And Hub Teeth

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Place insert nut (1) with seal in insert collar of flange nut.

Install retaining clip (2).

Fig 10: Identifying Nut And Retaining Clip

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Slide propeller shaft (1) as far as it will go onto insert nut and secure.

Secure propeller shaft at center universal joint against turning with a tire iron.

Insert nut must be screwed into place within 5 minutes  .

Tightening torque 26 11 15AZ 26 11 PROPELLER SHAFT COMPLETE .

Fig 11: Identifying Propeller Shaft And Flange Nut

Courtesy of BMW OF NORTH AMERICA, INC.