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

Special tools required: 

• 33 4 409 
• 33 4 407 
• 33 4 401 
• 33 4 403 
• 33 4 404 
• 33 4 402 
• 33 4 400 

Insert pliers 33 4 407  into special tool 33 4 401. 

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Position special tool 33 4 401  in conjunction with 33 4 407  on drive flange.

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Pull special tool 33 4 401  together with rings 33 4 403  and 33 4 404  until the pliers 33 4 407  are fitted flush in the groove between the drive flange and wheel bearing inner ring.

Unscrew spindle 33 4 402  as far as is possible.

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Use special tool, see applicable BMW Workshop Equipment Catalogue. 

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

The following work steps describe pulling off the wheel bearing inner ring: 

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• 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  up to limit position.

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

Vehicle components: 

I	Drive flange hub
II	Wheel bearing inner ring

Required components for all models and types: 

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

* Components specific to model and type: 

K2	Screws M14 x 1.5