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33 11 151 Replacing shaft seal for drive flange left or right

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Special tools required: 

Necessary preliminary tasks: 

Use special tools 00 5 010 and 32 1 060 / 33 1 308 to remove radial shaft seal.

Fig 1: Removing Radial Shaft Seal Use Special Tools (00 5 010 And 32 1 060/33 1 308)
G08484372Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: The installation protective ring (1) serves to protect the sealing lips on radial shaft seal (2) when the output shaft is being installed.
Fig 2: Identifying Radial Shaft Seal And Protective Ring
G04794385Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: Installation protective ring (1) must not slip out of radial shaft seal!

Coat housing of sheet metal flange of radial shaft seal with APPROVED OIL .

Drive in radial shaft seal as far as it will go with following special tools (depending on rear axle final drive/outer diameter).

Fig 3: Installing Protective Ring Using Special Tool (33 5 130) And (33 5 140)
G04794562Courtesy of BMW OF NORTH AMERICA, INC.

33 5 130

33 5 140

Remove special tool.

Open installation protective ring (1).

IMPORTANT:

High installation forces indicate that the output shaft spline teeth are damaged or deformed!

Check splines and replaced parts if damaged.

Check dust plate (1) for damage, replace if necessary.

Replace circlip (2).

Coat highlighted contact surface (3) of output shaft with APPROVED OIL .

Fig 4: Identifying Dust Plate, Circlip And Contact Surface Of Output Shaft
G04794557Courtesy of BMW OF NORTH AMERICA, INC.

Insert output shaft into rear axle final drive.

Pull out assembly protection ring at lug (1) until one of the two predetermined breaking points gives.

Fig 5: Identifying Lug
G04794558Courtesy of BMW OF NORTH AMERICA, INC.

After installation: