21 21 500 Removing And Installing/Replacing Clutch (GS6-53BZ) (SAC S85 USA Only)

WARNING: This page is about a different car, the 2010 BMW M5, 2009 BMW M5, 2008 BMW M5, and 2007 BMW M5. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

Necessary preliminary tasks:

Remove TRANSMISSION .

Block flywheel with special tools 11 9 260 and 11 9 265.

Fig 1: Identifying Special Tools 11 9 260 And 11 9 265

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Release screws and remove clutch from flywheel.

Tightening torque: 21 21 1AZ . See CLUTCH DISC AND DRIVE PLATE for specs.

Installation:

Clean flywheel and check for wear and damage.

Replace damaged flywheel.

Fig 2: Locating Screws

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Observe the following procedure when installing the removed clutch and clutch plates.

Insert special tool 21 2 180 in clutch.

Press special tool 21 2 180 together at handles (1) as far as it will go and tighten down knurled screws (2).

Adjustment ring of clutch is now secured in its original position (wear position).

Fig 3: Identifying Special Tool 21 2 180 In Clutch

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NOTE:

Locking hooks (1) of special tool 21 2 180 must engage in openings of pressure spring.

Fig 4: Identifying Locking Hooks Of Special Tool 21 2 180

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Fit special tool 21 2 170 and tighten down at knurled screw (1).

Screw in spindle (2) up to uppermost pressure point of diaphragm spring (3).

Fig 5: Identifying Special Tool 21 2 170

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NOTE:

Clutch plate (1) must be able to move in clutch.

Fig 6: Identifying Clutch Plate

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Centre clutch plate (2) with special tool 21 2 280 on flywheel.

IMPORTANT:

Install clutch plate in correct position.

Note designation for "engine side" / "transmission side".

Handle clutch plate with care. Do not touch surfaces of friction linings.

Fig 7: Identifying Clutch Plate And Special Tool 21 2 280

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Fit clutch (1) to flywheel.

Tightening torque: 21 21 1AZ . See CLUTCH DISC AND DRIVE PLATE for specs.

NOTE:

Clutch (1) must be secured by way of dowel pins (2).

Fig 8: Identifying Clutch And Dowel Pins

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Release spindle (1) until load is fully removed from diaphragm spring (2) Remove special tools 21 2 170 and 21 2 180.

Fig 9: Identifying Spindle And Diaphragm Spring

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Withdraw special tool from clutch plate with aid of accompanying screw (1).

Fig 10: Identifying Screw Of Clutch Plate

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Installing new clutch

IMPORTANT:

Locking piece may only be removed clutch is screwed down!

Centre clutch plate (2) with special tool 21 2 280 on flywheel.

IMPORTANT:

Install clutch plate in correct position.

Note designation for "engine side" / "transmission side".

Handle clutch plate with care. Do not touch surfaces of friction linings.

Fig 11: Identifying Clutch Plate And Special Tool 21 2 280

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Fit clutch to flywheel.

Tightening torque: 21 21 1AZ . See CLUTCH DISC AND DRIVE PLATE for specs.

IMPORTANT:

Clutch must be secured by way of dowel pins (1).

Fig 12: Identifying Dowel Pins

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Carefully unscrew locking piece (1) clockwise or counterclockwise with a 14 mm WAF hexagon socket wrench (2).

NOTE:

A slight snapping of the plate spring while unscrewing the lock is possible.

Fig 13: Unscrew Locking Piece Clockwise Or Counterclockwise Using Hexagon Socket Wrench

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Withdraw special tool from clutch plate with aid of accompanying screw (1).

Fig 14: Identifying Screw Of Clutch Plate

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