Clean threads in the housing.
Clamp holder, BMW No. 33 1 510, in the vise in such a way that the input neck of the housing is pointing vertically upward.
Heat the neck of the housing to max. 120°C (248°F).
Note: Chill input bevel pinion prior to installation in refrig-erator/freezer or similar, or use cooling spray.
Install spacer (2).
Install input bevel pinion (1) from above.
Clamp holder, BMW No. 33 1 510, in the vise in such a way that the input neck of the housing is pointing forward.
To secure the input bevel pinion, install the crown gear with housing cover.
Secure the locating arm to the holder and the rear wheel drive.
Insert outer race (3).
Lightly oil the sealing ring (4) at the sealing lip and round the outer edge.
Press/drive sealing ring with drift, BMW No. 33 1 760, and handle, BMW No. 005500, into threaded ring (5).
Coat the cleaned threaded ring with Loctite 577 and tighten with pin wrench, BMW No. 33 1 700.
Install thrust ring (6).
Note: Make sure that the lip of the shaft seal is seated correctly on the thrust ring.
Tighten hex nut (7) with w/f 36 socket wrench insert and reduction adapter, BMW No. 33 1 720.
Caution! Make sure that the nut does not damage the shaft sealing ring.
Tightening torque:
- Housing cover — 35 Nm
- Threaded ring (thread cleaned + Loctite 577) — 160 Nm
- Nut for input bevel pinion (thread cleaned + Loctite 2701) — 200 Nm