Install the transfer box (ATC 13-1)

Apply a thin layer of grease to the gearing (1) in the transfer box (VTG) and the gearing (2) on the automatic transmission.
CONSUMABLE - BALL BEARING GREASE DESCRIPTION

Ball bearing grease 100 g, Tube 81229407174

Courtesy of BMW OF NORTH AMERICA, INC.
Replace the O-ring (1) before installing the front prop shaft in the transfer box (VTG).
Parts: O-ring
Apply a thin coat of grease to the gearing of the output flange in the transfer box (VTG).
CONSUMABLE - BALL BEARING GREASE DESCRIPTION

Ball bearing grease 100 g, Tube 81229407174

Courtesy of BMW OF NORTH AMERICA, INC.
Position the transfer box (VTG) with the help of a support person.
Position the front prop shaft (1) on the output flange (3) of the transfer box (VTG).
Align the front prop shaft (1) with markings (2) and (4).
Install the transfer box (VTG) and at the same time slide the front prop shaft (1) into the output flange (3) of the transfer box (VTG).
Remove any leaked grease on the prop shaft.

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NOTE: TECHNICAL INFORMATION
When assembling, it is essential to observe screwing sequences and tightening torques.
Failure to comply with the regulations can lead to leaks and damage.

Tighten screws in the order (1) to (5).

Courtesy of BMW OF NORTH AMERICA, INC.

TIGHTENING TORQUES SPECIFICATION

Transfer box to automatic transmission
M10	Tightening torque	43 Nm

Connect the connector (1) on the VTG control unit (longitudinal torque distribution) (2).

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Install the ground strap (2).
Tighten down screw (1).

TIGHTENING TORQUES SPECIFICATION

Ground strap to transmission or body
M8	Tightening torque	19 Nm

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Follow-up work