31 51 020 Replacing shaft seal for right output shaft

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Special tools required:

31 4 160

Necessary preliminary tasks:

Remove RIGHT OUTPUT SHAFT

Lever shaft seal (1) out of bearing block with a screwdriver (2).

Fig 1: Removing Shaft Seal Out Of Bearing

G04794388

Courtesy of BMW OF NORTH AMERICA, INC.

Installing shaft seal:

NOTE: The installation protective ring (1) serves to protect the sealing lips on shaft seal (2) when the output shaft is being installed.

Fig 2: Identifying Protective Ring And Shaft Seal

G04794385

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Installation protective ring must not slip out of shaft seal!

Drive in shaft seal with special tool 31 4 160 as far as it will go.

Carefully remove special tool 31 4 160.

Open installation protective ring (1).

Fig 3: Identifying Protective Ring With Special Tool (31 4 160)

G04794390

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Check FRONT DIFFERENTIAL OIL LEVEL , correct if necessary