26 11 051 Replacing flexible disc for front propeller shaft

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Necessary preliminary tasks:

Remove PROPELLER SHAFT at transmission and center bearing.
Remove complete propeller shaft (F10, F12, F13 - S63).

NOTE: To protect universal joints, tie back propeller shaft in area of center mount.

Release screws and remove flexible disc (1) from propeller shaft.

Tightening torque and angle of rotation: see 2AZ in 26 11 PROPELLER SHAFT, COMPLETE

IMPORTANT: Replace ZNS bolts and self-locking nuts.

Fig 1: Locating Flexible Disc ZNS Bolts

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: On the F10, F12, F13 - S63 a silicone flexible disc is installed instead of the conventional rubber flexible disc.

Installation note:

During installation arrows (2) on circumference of flexible disc must point to flange arms (3).

NOTE: Instead of conventional rubber flexible disks, F series also use
aluminium flexible discs, which are also called EGG (constant velocity joints).

Fig 2: Identifying EGG (Constant Velocity Joints)

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Check centering mount.

Replace damaged CENTERING MOUNT .

Grease centering mount.

Grease: refer to BMW SPECIFIED GREASE

Fig 3: Locating Centering Mount

Courtesy of BMW OF NORTH AMERICA, INC.