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Home >> BMW >> 2015 >> Z4 sDrive28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 317 (Manual Transmission - Repair (N54)) >> 2312 Bearing In Housing, Sealing Ring >> 23 12 510 Replacing radial shaft seal for drive shaft (GS6-53BZ/DZ)

23 12 510 Replacing radial shaft seal for drive shaft (GS6-53BZ/DZ)

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IMPORTANT: After completion of work, check TRANSMISSION FLUID LEVEL .

Use only approved MANUAL TRANSMISSION - OPERATING FLUID .

Failure to comply with this instruction will result in serious damage to the transmission.

Necessary preliminary tasks 

Release screws.

Tightening torque: 23 11 2AZ .

Remove guide tube (1).

Installation: 

Clean guide tube.

Do not grease guide tube.

Fig 1: Identifying Guide Tube With Mounting Screws
G05502396Courtesy of BMW OF NORTH AMERICA, INC.

Release screw on special tool 23 3 200 .

Push special tool onto drive shaft and screw into sealing ring.

Fig 2: Pushing Special Tool Onto Drive Shaft
G04726053Courtesy of BMW OF NORTH AMERICA, INC.

Insert screw into special tool 23 3 200 again and continue turning until sealing ring is pulled out of transmission housing.

Fig 3: Turning Screw Into Special Tool (23 3 200)
G04726054Courtesy of BMW OF NORTH AMERICA, INC.

Installation 

Coat sealing lips of radial seal with gear oil.

Push radial seal (1) onto drive shaft up to housing.

Drive in radial seal (1) as far as it will go with special tool 23 3 220 and plastic hammer.

Fig 4: Installing Radial Seal Using Special Tool 23 3 220
G04726055Courtesy of BMW OF NORTH AMERICA, INC.