27 21 010 Replacing Radial Shaft Seal for Drive Flange (ATC 700)

WARNING: This page is about a different car, the 2010 BMW X5, 2009 BMW X5, 2008 BMW X5, and 2007 BMW X5. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

23 0 490
27 1 460 DRIFT

IMPORTANT: After completing work, check gear oil level, see27 00 ... Replenishing /Changing Transfer Case Oil (ATC 700) and top up if necessary.
Use only approved gear oil in this transfer box.

Necessary preliminary tasks:

Remove transfer box, see27 10 010 Removing and Installing Transfer Box ATC 700 (Automatic Transmission)

Drive a hole into radial shaft seal (1) using a center punch (2).

IMPORTANT: Do not use a drill as drillings may result in transmission malfunction.

Fig 1: Identifying Radial Shaft Seal And Centre Punch

Courtesy of BMW OF NORTH AMERICA, INC.

Screw in special tool 23 0 490 .

Drive out radial shaft seal (1) with impact weight (2).

Fig 2: Identifying Radial Shaft Seal And Impact Weight With Special Tools

Courtesy of BMW OF NORTH AMERICA, INC.

Drive in radial shaft seal with special tool 27 1 460, seeDRIFT .

Fig 3: Identifying Radial Shaft Seal With Special Tool (27 1 460)

Courtesy of BMW OF NORTH AMERICA, INC.

Add final details to vehicle.

Check oil level.

Check transmission for leaks.