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Home >> BMW >> 2009 >> X5 35d >> Repair and Diagnosis >> Suspension >> Front Suspension >> Front Axle - Repair >> 50 Front Axle Gearbox >> 31 51 015 Replacing Shaft Seal For Left Output Shaft

31 51 015 Replacing Shaft Seal For Left Output Shaft

Special tools required: 

Necessary preliminary tasks: 

Lever shaft seal (1) out of front differential with a screwdriver (2).

Fig 1: Identifying Shaft Seal And Screwdriver
G04794384Courtesy 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 Shaft Seal And Protective Ring
G04794385Courtesy 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).

Check front differential oil level  , correct if necessary. See 31 50... CHANGING FRONT DIFFERENTIAL OIL 

Fig 3: Identifying Protective Ring And Special Tool (31 4 160)
G04794386Courtesy of BMW OF NORTH AMERICA, INC.