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

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Special tools required:

Necessary preliminary tasks:

Remove REAR AXLE FINAL DRIVE .

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

Fig 1: Removing Radial Shaft Seal

G10045400

Courtesy 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

G10045401

Courtesy 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).

Remove special tool.

Open installation protective ring (1).

Fig 3: Identifying Special Tools (33 5 130 And 33 5 130) And Protective Ring

G10045402

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT:

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

Check splines and replace 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 Output Shaft Contact Surface

G10045403

Courtesy 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 Assembly Protection Ring Lug

G10045404

Courtesy of BMW OF NORTH AMERICA, INC.

After installation:

Check REAR TRANSMISSION OIL LEVEL , correct if necessary.