Detaching wheel bearing inner ring from drive flange (drive flange removed) (X5 M)

Special tools required:

33 1 307
33 4 400
33 4 401
33 4 402
33 4 403
33 4 404
33 4 405
33 4 406
33 4 407

NOTE: Detach wheel bearing ring with special tool 33 4 400 through groove in wheel bearing inner ring.

Position special tool 33 1 307 on drive flange.

Select one of the following special tools using the wheel bearing inner ring and insert into special tool 33 4 401.

33 4 405 for dia. 45 - 51 mm

33 4 406 for dia. 50 - 55 mm

33 4 407 for dia. 55 - 61 mm

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Screw out special tool 33 4 402 until the tapered attachment of the spindle comes into contact with the special tool 33 4 401.

Position special tool 33 4 401 with the corresponding insert on groove of wheel bearing inner ring.

Use special tool 33 4 401 with special tools 33 4 403 and 33 4 404 to clamp together far enough so that the special tool 33 4 400 only just turns in the groove.

Courtesy of BMW OF NORTH AMERICA, INC.

Use hydraulic unit and adapter kits, see the applicable 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

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 graphic
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.

1	Hydraulic unit
F3	Spindle M24 (length 270 mm)
E3	Washer M24
C1	Holding sleeve
K2	Screws M14x 1.5

B1	Adapter
33 4 400	Special tool

Detach wheel bearing inner ring from drive flange.