Install radial shaft seal
WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The installation protective ring (1) serves to protect the sealing lips of the radial shaft seal (2) when the output shaft is being installed.
Installation note:
Drive in shaft seal with special tool 31 5 130 up to limit position.