33 41... Detaching wheel bearing inner ring from drive flange (drive flange removed)

WARNING: This page does not describe the selected car, but rather 27 other vehicles, including the 2017 BMW M6, 2017 BMW 650i xDrive, 2017 BMW 650i, 2017 BMW 640i xDrive, and 2017 BMW 640i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

IMPORTANT:

Special tool 33 4 409 must not be removed!

Insert special tool 33 4 408 into special tool 33 4 401 .

Fig 1: Identifying Special Tool (33 4 408)

Courtesy of BMW OF NORTH AMERICA, INC.

Position special tool 33 4 401 in conjunction with 33 4 408 on drive flange.

Fig 2: Positioning Special Tool (33 4 401)

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Tension special tool 33 4 401 with spanners 33 4 403 and 33 4 404 together until special tool is resting against wheel bearing inner ring.

Fig 3: Turning Special Tool (33 4 401)

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Use hydraulic unit and adapter kits, see BMW Workshop Catalogue.

Hydraulic unit - 81 64 2 155 744
Adapter kit 1 - 81 64 2 155 745
Adapter kit 2 - 81 64 2 155 746

Fig 4: Pressing Hydraulic Unit Cylinder
Courtesy of BMW OF NORTH AMERICA, INC.

Pressure cylinder of hydraulic unit (1) must be in the initial position.
Spindle F3 must terminate flush with hydraulic unit (1).
Assemble special tool, see Fig 4
Turn spindle of special tool 33 4 400 as far as it will go.

The following tools are required for detachment, consult graphic for arrangement:

Vehicle components:

I	Drive flange hub
II	Wheel carrier/swivel bearing

Required components for all models and types:

1	Hydraulic unit
F3	Spindle M24 (length 270 mm)
E3	Washer M24
C1	Holding sleeve
B1	Adapter
33 4 400	Special tool

Components specific to model and type:

K1	Screws M12 x 1.5
K2	Screws M14 x 1.5

Detach wheel bearing inner ring from drive flange.