Install the central mount of the prop shaft

Slide the central mount (1) onto the prop shaft.
The collar (2) must point in the driving direction toward the front prop shaft.
Central mount diameter 30 mm (black sealing ring):
Slide on the central mount (1) all the way to the stop using special tool 0 491 491 (23 1 160).
Central mount diameter 35 mm (blue sealing ring):
Slide on the central mount (1) all the way to the stop using special tool 0 492 074 (33 1 020).

Courtesy of BMW OF NORTH AMERICA, INC.

Installing the boot of the center bearing
Apply an even coating of grease to longitudinal splines on propeller shaft.

Slide the bellows (1) onto the groove (2) and make sure the fit is secure.

Consumable
Lubricating grease Olistamoly 2 LN 584 LO	100 g, Tube	83 19 0 447 919

Courtesy of BMW OF NORTH AMERICA, INC.

If necessary, replace the clamping ring (1) and insert it into the front prop shaft (2).
Parts: Clamping ring

Courtesy of BMW OF NORTH AMERICA, INC.
Slide the front prop shaft (3) onto the longitudinal splines of the rear prop shaft (4) in accordance with the mark you made.
The marks (arrows) must be flush.
Slide the bellows (1) onto the groove (2) and make sure the fit is secure.

Courtesy of BMW OF NORTH AMERICA, INC.
Slide the prop shaft together with them in the arrow direction.

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work