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Home >> Mini >> 2010 >> Cooper S, 2D Hatchback, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 3639 (Manual Transmission - Repair) >> Bearing In Housing, Sealing Ring >> 23 12 510 Replacing radial shaft seal for drive shaft (GS6-53BZ)

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

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Special tools required: 

IMPORTANT: After completion of repair work, check transmission oil level  . See 00 11 229 CHANGING/TOPPING UP/CHECKING GEAR OIL IN MANUAL TRANSMISSION or 00 11 229 CHANGING/TOPPING UP/CHECKING GEAR OIL IN MANUAL TRANSMISSION .
Use only approved transmission oil. Refer to OPERATING FLUIDS .
Failure to comply with this requirement will result in serious damage to the automatic transmission!

Necessary preliminary tasks: 

Release screws.

Tightening torque: 23 11 2AZ .

Remove guide tube (1).

Installation note: 

Clean guide tube.

Do not grease guide tube.

Fig 1: Identifying Guide Tube Screws
G04742224Courtesy of BMW OF NORTH AMERICA, INC.

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

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

Screw in special tool 23 0 490 .

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

Fig 2: Removing Radial Shaft Seal With Impact Weight Using Special Tool (23 0 490)
G04742240Courtesy of BMW OF NORTH AMERICA, INC.

Installation note: 

Coat sealing lips of radial shaft seal with transmission oil.

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

Drive in radial shaft seal (1) as far as it will go with special tool 23 3 240 and plastic hammer.

Fig 3: Pushing Radial Shaft Seal Onto Drive Shaft Up To Housing
G04742241Courtesy of BMW OF NORTH AMERICA, INC.