33 21 035 Replacing gaiter on left output shaft

WARNING: This page is about a different car, the 2009 BMW 550i and 2008 BMW 550i. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

21 2 120 . See CLUTCH - SPECIAL TOOLS .
26 1 110 . See PROPELLER SHAFT - SPECIAL TOOLS .
33 2 100 . See REAR AXLE - SPECIAL TOOLS .

Necessary preliminary tasks:

Remove output shaft

Clean output shaft.

Press off sealing cap (1).

Installation:

Press on sealing cap with a thrust ring

Coat sealing faces of sealing cap with sealing compound.

Fig 1: Pressing Sealing Cap

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Unfasten hose clip (2).

Press cap (3) off together with gaiter.

Remove circlip (4).

Installation:

Turn new gaiter with cap (3) so that fastener of large hose clamp is between two bores of constant-velocity joint.

Fig 2: Identifying Clip, Cap And Circlip

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Special tool 26 1 110 must be used in accordance with diameter of output shaft. Bearing inner race must rest on rib of special tool.

Hollow shaft only: Also use special tool 21 2 120 .

Press splined shaft out of constant-velocity joint.

Clean constant-velocity joint carefully and remove all traces of old grease.

Check constant-velocity joint for damage, replace if necessary.

Detach gaiter from splined shaft.

Fig 3: Pressing Splined Shaft Out Of Constant-Velocity Joint

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Installation:

Pull gaiter onto cap (3).

Coat sealing surface of cap (3) with sealing compound and press with a thrust ring onto constant-velocity joint.

Fill constant-velocity joint with high-temperature grease.

Install new circlip.

Press constant-velocity joint and cap (3) over inner bearing race on splined shaft.

Mount special tool 33 2 100 with corresponding insert.

Push new gaiter onto splined shaft.

Fig 4: Identifying Special Tool (32 1 100) And Cap

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Release hose clamps (5, 6).

Detach gaiter from splined shaft.

Clean joint carefully and remove all traces of old grease.

Installation:

Pull new gaiter on.

Thoroughly clean joint while assembled and remove old grease completely.

Fig 5: Identifying Hose Clamps

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Disassembling/assembling constant-velocity joint:

NOTE: Mark positions of ball hub, ball cage and joint with respect to each other with electric inscriber.
Ensure all parts are clean prior to assembly.

Fig 6: Mark Positions Of Ball Hub, Ball Cage And Joint

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