Install front axle differential

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Check whether the O-ring (1) is positioned correctly and is not damaged.
If applicable, correct or replace the O-ring (1).
Coat the O-ring (1) with front axle transmission oil.

Courtesy of BMW OF NORTH AMERICA, INC.
Position front axle differential (3).
Make sure installation locations of marked screws (1) and (2) are correct.
Screws (1): M12x105

Screws (2): M12x55
Tighten down screws (1) and (2).

TIGHTENING TORQUE SPECIFICATIONS

Front axle final drive to motor oil pan
M12	tightening torque	140 Nm

Courtesy of BMW OF NORTH AMERICA, INC.