23 12 088 Replacing radial seal for selector shaft (GS6-37BZ)

WARNING: This page is about a different car, the 2010 BMW X3, 2009 BMW X3, 2008 BMW X3, and 2007 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

See 23 MANUAL TRANSMISSION

23 0 210
23 0 220

IMPORTANT: After completion of work, check transmission oil level, see 00 11.. ... DRAINING/TOPPING UP GEAR OIL IN MANUAL TRANSMISSION .
Use only approved transmission oil .
Failure to comply with this instruction will result in serious damage to the transmission.

Necessary preliminary tasks:

Remove transfer case, see 27 10 010 REMOVING AND INSTALLING TRANSFER CASE (ATC 400 X-DRIVE) .
Shift transmission into 2nd gear

Transmission extension N46

Release bolts and remove transmission extension (1).

Tightening torque: 23 2 5AZ, see 23 00 TRANSMISSION IN GENERAL .

Fig 1: Transmission Extension

G04787400

Courtesy of BMW OF NORTH AMERICA, INC.

Lever retaining ring (1) out of groove with a small screwdriver.

Slide locking ring (1) towards rear.

Drive out cylinder pin (2).

Fig 2: Removing Cylinder Pin

G04726046

Courtesy of BMW OF NORTH AMERICA, INC.

Screw in special tool 23 0 210 until it is firmly connected with radial seal (1).

Pull out radial seal with special tool 23 0 210 .

Fig 3: Radial Seal And Special Tool 23 0 210

G04726047

Courtesy of BMW OF NORTH AMERICA, INC.

Coat sealing lips of radial seal and selector shaft with transmission oil.

Drive in radial seal with special tool 23 0 220 .

Fig 4: Installing Radial Seal

G04726048

Courtesy of BMW OF NORTH AMERICA, INC.