27 10 070 Replacing Output Flange on Transfer Box at Rear (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.

IMPORTANT: After completing work, check gear oil level. See 27 00 TRANSFER BOX IN GENERAL and top up if necessary.
Use only the approved gear oil in this transfer box.

NOTE:

Operations for removing output flange are identical to replacing radial shaft seal. See 27 21 020 Replacing Radial Shaft Seal for Output Flange (ATC 700) .

Installation:

Thickness of new shim must be determined before output flange is installed

Determine and note down measurement A of output flange (previous and new).

Fig 1: Checking Measurement A

Courtesy of BMW OF NORTH AMERICA, INC.

Determine and note down measurement B of output flange (previous and new).

Fig 2: Checking Measurement B

Courtesy of BMW OF NORTH AMERICA, INC.

Determine measurement C, thickness of shim.

Fig 3: Checking Measurement C

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Calculate thickness of new shim:

Add measurement A of output flange (previous) and measurement C of shim (previous)
Then subtract measurement B (previous) from result A+C (previous)
Subtract measurement B from measurement A of output flange (new)
Then subtract result of step 2 from result of step 1.