33 11 021 Replacing radial shaft seal for drive flange on rear axle final drive (inserted propeller shaft): Notes

WARNING: This page does not describe the selected car, but rather 21 other vehicles, including the 2017 BMW 550i GT xDrive, 2017 BMW 535i GT xDrive, 2017 BMW 535i GT, 2016 BMW 550i GT xDrive, and 2016 BMW 535i GT xDrive. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

00 5 010
33 5 050
33 5 060
33 5 070
33 5 080
33 0 150

IMPORTANT: Use only approved OILS .
Failure to comply with this instruction will result in serious damage to the rear axle final drive!

Necessary preliminary tasks:

Remove THREE-HOLE FLANGE

Remove retaining clip (1) and insert nut (2) with diaphragm seal.

Fig 1: Identifying Retaining Clip And Nut With Diaphragm Seal

G04794569

Courtesy of BMW OF NORTH AMERICA, INC.

Mark position of flange nut (1) to bevel pinion (2).

Fig 2: Marking Position Of Flange Nut To Bevel Pinion

G04794570

Courtesy of BMW OF NORTH AMERICA, INC.

Release flange nut anti-clockwise with special tools 33 5 050 and 33 5 070 by gripping the bevel pinion with special tools 33 5 060 and 33 5 070 .

Fig 3: Releasing Flange Nut Counter-Clockwise With Special Tools 33 5 050 And 33 5 070

G04794571

Courtesy of BMW OF NORTH AMERICA, INC.

Pull out radial shaft seal with special tool 00 5 010.

Fig 4: Pulling Out Radial Shaft Seal With Special Tool 00 5 010

G04754034

Courtesy of BMW OF NORTH AMERICA, INC.

Coat sealing lips of new radial shaft seal and sealing surface on drive pinion with final drive oil.

Drive in radial shaft seal with special tool 33 5 080 or 33 0 150 .

Fig 5: Driving-In Radial Shaft Seal With Special Tool 33 5 080/33 0 150

G09849411

Courtesy of BMW OF NORTH AMERICA, INC.

Clean bevel pinion thoroughly to remove remnants of screw locking agent.

Fig 6: Identifying Bevel Pinion

G04794574

Courtesy of BMW OF NORTH AMERICA, INC.

Check dust plate for damage, replace if necessary.

IMPORTANT: Clean flange nut thoroughly to remove remnants of grease and screw locking agent.
Pack collar insert (1) of flange nut with GREASE .
Apply a thin coating of grease to shaded area (2) of flange nut.
Coat at least four thread turns of flange nut with "Drei Bond adhesive type 1385".

Fig 7: Identifying Area For Grease Application

G04794575

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: In order to avoid damaging the rear axle final drive, do not under any circumstances tighten down the flange nut (1) beyond the marker point of the bevel pinion (2).

Fig 8: Marking Position Of Flange Nut To Bevel Pinion

G04794570

Courtesy of BMW OF NORTH AMERICA, INC.

Place insert nut (2) with diaphragm seal in flange nut.

Introduce retaining clip (1).

Fig 9: Identifying Retaining Clip And Nut With Diaphragm Seal

G04794569

Courtesy of BMW OF NORTH AMERICA, INC.

After installation

Check OIL LEVEL IN THE REAR AXLE FINAL DRIVE , correct if necessary.