Detaching wheel bearing inner ring from drive flange (drive flange removed) (X6 2015-2019)
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
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
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.
Use hydraulic unit and adapter kits (available via the 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
- 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 M14 x 1.5 |
| B1 | Adapter |
| 33 4 400 | Special tool |
Detach wheel bearing inner ring from drive flange.