Removing and Installing Complete Propeller Shaft

26 11 000 - Removing and installing complete propeller shaft





Necessary preliminary tasks:
- Remove exhaust system Service and Repair.
- Remove heat shields and transmission underbody protection Removing and Installing Automatic Transmission (6HP26Z/6HP32Z).
- Support transmission from underneath Removing and Installing Automatic Transmission (6HP26Z/6HP32Z).
- Remove transmission cross-member.





Unfasten screws.

Note:
To facilitate release of propeller shaft screw connection, manually unlock transmission lock Procedures.

Installation:
Replace self-locking nuts.

Important!
All except N62 /M67:
The screw without washer may only be tightened by means of the nut.
The screw with rolled-on washer which has ribbed teeth facing the support side must be tightened by means of the screw.
Observe different tightening torques.
Tightening torque: 26 11 1AZ [1][2]Drive/Propeller Shaft.





Unscrew nuts.

Installation:
Tightening torque: 26 11 4AZ.





With a screwdriver, press constant-velocity joint (at the disassembly grooves) off input flange.





Important!
Do not let propeller shaft fall into joints. Joint and rubber sleeve on constant-velocity joint may be damaged.





Brace propeller shaft on center mount and loosen nuts.

Installation:
Tightening torque: 26 11 6AZ.





Bend propeller shaft downwards on center bearing.
Remove propeller shaft from transmission output flange and remove constant-velocity joint from final drive.

Note:
Protect constant-velocity joint from dirt with transport cap.





Installation:
- Pull out constant-velocity joint (1) up to stop.
- Use new nuts.
- Attach propeller shaft with constant-velocity joint pulled apart to drive flange of final drive.
- Alternately tighten 2 opposing nuts to draw constant-velocity joint evenly into the input flange.
- Tighten down nuts, tightening torque: 26 11 4AZ.





Installation:
- Check centering (4), replace damaged centering Removing and Installing/Replacing Front Centering Mount for Propeller Shaft.
- Grease centering (for grease, refer to BMW Service Operating Fluids).