33 41 000 Replacing drive flange on left/right rear axle shaft (X6 2015-2019)
Necessary preliminary work:
- Remove REAR WHEEL .
Attention!
Expand anti-twist lock sufficiently to avoid damaging thread when releasing collar nut.
Release collar nut (1), activate parking brake for this purpose.
Installation note:
Replace collar nut, oil collar nut/wheel bearing contact surface only and tighten down.
No oil permitted on thread of shaft journal or collar nut.
- Remove BRAKE DISC .
- Remove rear PARKING BRAKE SHOES .
Use special tool (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
The following work steps describe detachment of the drive flange:
The following tools are required to pull the drive flange out of the wheel bearing. For arrangement, see graphic:
Vehicle components:
| I | Drive flange |
| II | Wheel carrier/swivel bearing |
Required components for all models and types:
| E3 | Washer |
| B1 | Adapter |
| E1 | Holding sleeve M24 |
| F1 | Spindle M24 (length 425 mm) |
| 1 | Hydraulic unit |
| A1 | Device |
Components specific to model and type:
| M3 | Adapter diameter 102 mm |
| K2 | Screws M14 x 1.5 |
- Pull out drive flange using the hydraulic tool
- Detach WHEEL BEARING INNER RING from drive flange
Attention!
Wheel bearing will be destroyed by being pulled out of the drive flange and must be replaced!
The following work steps pulling in the drive flange:
The following tools are required to pull the drive flange in. For arrangement, see graphic:
Installation note:
The drive flange and output shaft can be installed in the wheel bearing in one operation.
Vehicle components:
| I | Drive flange hub |
| II | Wheel carrier/swivel bearing |
| III | Output shaft |
Required components for all models and types:
| 1 | Hydraulic unit |
| E1 | Holding sleeve M24 |
| D1 | Washer |
| F2 | Spindle M24/M20 (length 335 mm) |
Components specific to model and type:
| G3 | Adapter M27 x 1.5 to M20 |
Attention! Risk of damage!
Due to the technical requirements, the special tool used, sleeve G* is relatively thin-walled. To ensure that the load limit of the tensioning sleeve is not exceeded when drawing in the output shaft, it is essential to use adapter 81 64 2 318 661 in combination with a torque wrench.
Fit adapter with torque wrench to hydraulic unit (see graphic).
Set torque wrench to 20 Nm.
Oil drive flange lightly and attach to the output shaft gearing.
Pull in drive flange with hydraulic tool until torque wrench triggers.
Installing PARKING BRAKE SHOES .
Slightly oil the collar nut contact surface.
Tighten collar nut (1), activate parking brake for this purpose.
Tightening torque 33 41 1AZ .
Secure collar nut (1) by positive peening at flat areas of output shaft.
Installation note:
Replace collar nut (1).
No oil permitted on thread of shaft journal or collar nut.
After installation:
- Adjust PARKING BRAKE .