27 21 030 Replacing Radial Shaft Seal For Output To The Front Axle (ATC 35L)

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IMPORTANT: After completion of repair work, CHECK TRANSMISSION OIL LEVEL .
For these transfer boxes, use approved transmission oil only.

Necessary preliminary tasks:

Remove rear UNDERBODY PROTECTION .
Remove left holder for underbody protection.

Release screws.

Tightening torque: 26 11 7AZ .

Remove front propeller shaft at output flange of transfer box and tie to one side.

Installation note:

Replace screws.

Fig 1: Locating Screws Of Front Propeller Shaft

Courtesy of BMW OF NORTH AMERICA, INC.

Lever output flange (1) out of housing with screwdriver (2).

Lever radial shaft seal out of housing with a suitable tool.

IMPORTANT: Do not damage housing.

Fig 2: Removing Output Flange Of Housing

Courtesy of BMW OF NORTH AMERICA, INC.

Drive in radial shaft seal with special tool 27 1 450.

Fig 3: Installing Radial Shaft Seal

Courtesy of BMW OF NORTH AMERICA, INC.