BMW X3 Service & Repair Manual: Replacing radial shaft seal for drive flange (atc 450)

BMW X3 Service & Repair Manual / Transmission / Transmission shafts / Replacing radial shaft seal for drive flange (atc 450)

Special tools required:

  • 23 0 490
  • 27 1 430

IMPORTANT: After completion of work, CHECK TRANSMISSION OIL LEVEL and top up if necessary.

For this transfer box, use approved TRANSMISSION OIL only.

Necessary preliminary tasks:

  • Remove TRANSFER BOX.

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.

Transmission

Screw special tool 23 0 490 into radial shaft seal.

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

Transmission

Installation note:

Coat sealing lips of new radial shaft seal with clean transmission oil.

Drive in radial shaft seal with special tool 27 1 430 .

Transmission

Reassemble the vehicle.

Check oil level.

Check transmission for leaks.

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