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Home >> BMW >> 2015 >> Z4 sDrive28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Manual Transmission - Repair (N54) -- Z4_E89) >> 2312 Bearing in housing, sealing ring >> 23 12 059 Replacing radial shaft seal for output flange (GS6-53BZ/DZ)

23 12 059 Replacing radial shaft seal for output flange (GS6-53BZ/DZ)

WARNING: This page is about a different variant/trim than selected.

Special tools required: 

IMPORTANT: After completion of the work, check the TRANSMISSION OIL LEVEL .

Use only approved transmission oil. Failure to comply with this instruction will result in serious damage to the transmission.

Necessary preliminary work: 

Tasks are described at "Removing the PROPELLER SHAFT ".

Brace output flange with special tool 23 0 020 .

Undo collar nuts with special tool 23 0 200 .

Installation note: 

Mark flange with thermo crayon and heat to min. 80°- 100°.

WARNING: Risk of burning! Fit flange with suitable protective gloves only.
Fig 1: Removing Collar Nut Using Special Tool (23 2 320)
G04726037
IMPORTANT: Do not drive on flange.

Secure collar nut with Loctite 243.

Detach output flange (1) with special tool 33 1 150 and adapter plate 33 1 154 from output shaft.

Fig 2: Detaching Output Flange Using Special Tool (33 1 150)
G04742232

Release screw on special tool 23 3 210 .

23 3 210 Push special tool over output shaft and screw firmly into sealing ring.

Fig 3: Releasing Screw On Special Tool (23 3 210)
G04726039

Insert screw into special tool 23 3 210 again and continue turning until sealing ring is pulled out of transmission housing.

If necessary, remove ring spring of sealing ring.

Fig 4: Turning Screw Into Special Tool (23 3 210)
G04726040

Installation note: 

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

Drive radial shaft seal fully home using special tool 23 3 230 and plastic hammer.

Fig 5: Driving Radial Seal Using Special Tool (23 3 230)
G04726041