26 11 000 Removing And Installing Complete Propeller Shaft

WARNING: This page is about a different car, the 2008 BMW Alpina and 2007 BMW Alpina. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove exhaust system. See 18 00 020 REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (N62) .
Remove heat shields and transmission underbody protection. See 24 00 023 REMOVING AND INSTALLING AUTOMATIC TRANSMISSION (6HP26Z/6HP32Z) .
Support transmission from underneath. See 24 00 023 REMOVING AND INSTALLING AUTOMATIC TRANSMISSION (6HP26Z/6HP32Z) .
Remove transmission crossmember. See 22 32 050 REPLACING CROSSMEMBER FOR TRANSMISSION MOUNTING .

Fig 1: Locating Screws
Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten screws.

NOTE: To facilitate release of propeller shaft screw connection, manually unlock transmission lock. See 24 34 ... MANUALLY UNLOCKING TRANSMISSION LOCK .

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. See PROPELLER SHAFT - TIGHTENING TORQUES - ALPINA .

Fig 2: Locating Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

Unscrew nuts.

Installation:

Tightening torque. See PROPELLER SHAFT - TIGHTENING TORQUES - ALPINA .

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

Fig 3: Pressing Constant-Velocity Joint Off Input Flange

Courtesy of BMW OF NORTH AMERICA, INC.

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

Fig 4: Locating Propeller Shaft Joints

Courtesy of BMW OF NORTH AMERICA, INC.

Brace propeller shaft on center mount and loosen nuts.

Installation:

Tightening torque. See PROPELLER SHAFT - TIGHTENING TORQUES - ALPINA .

Fig 5: Locating Nuts

Courtesy of BMW OF NORTH AMERICA, INC.

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.

Fig 6: Removing Propeller Shaft From Transmission Output Flange

Courtesy of BMW OF NORTH AMERICA, INC.

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. See PROPELLER SHAFT - TIGHTENING TORQUES - ALPINA .

Fig 7: Pulling Out Constant-Velocity Joint
Courtesy of BMW OF NORTH AMERICA, INC.

Fig 8: Identifying Grease Centering Area
Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Check centering (4), replace damaged centering . See 26 11 090 REMOVING AND INSTALLING/REPLACING CENTERING MOUNT FOR PROPELLER SHAFT .
Grease centering (for grease, refer to BMW Service Operating Fluids).