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33 11 091 Replacing drive flange on left or right of rear axle final drive

WARNING: This page is about a different car, the 2013 BMW X5, 2012 BMW X5, and 2011 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required: 

NOTE: If a flange has drifted and is loose, it is necessary always to replace both flanges (left as well as right).

Necessary preliminary work: 

Drive out drive flange (1) with special tools 13 5 251 and 13 5 253 .

Fig 1: Removing Drive Flange Using Special Tools (13 5 251 And 13 5 253)
G06211586Courtesy of BMW OF NORTH AMERICA, INC.

Installing output flange: 

Shaft seal and circlip must be replaced!

IMPORTANT: Circlip (1) must always be replaced.

Install circlip (1) in sun gear in such a way that opening (2) is positioned at 6 o'clock.

Fig 2: Identifying Circlip In Sun Gear
G06211588Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Clean shaft seal race on drive flange thoroughly.

Push drive flange into rear axle final drive as far as it will go and turn. Press in drive flange further until circlip can be heard and felt to snap into place.

The inner design of the differential causes a small, axial play of the drive flange - this play does not imply any damage.

IMPORTANT: High installation forces indicate that the gearing on the drive flange/differential bevel gear is damaged/deformed!

After installation: