31 51 060 Replacing O-ring for front axle differential on right
WARNING: This page is about a different car, the 2011 BMW X6 and 2010 BMW X6. However, it is still accessible from the selected car via links, so may be relevant.
Necessary preliminary tasks:
Remove O-ring (1) with a suitable tool from front axle differential.
Installation note:
Insert O-ring (1) in groove and coat with front axle differential oil.