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Home >> BMW >> 2015 >> Z4 sDrive28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 3 (Dual-Clutch Automatic Transmission - Repair (N54) -- Z4_E89) >> Twin Clutch >> 28 40 000 Removing and installing or replacing clutch cover (GS7D36SG)

28 40 000 Removing and installing or replacing clutch cover (GS7D36SG)

WARNING: This page is about a different variant/trim than selected.

Special tools required: 

IMPORTANT: It is essential to adhere to conditions of absolute cleanliness.

Any dirty parts must be cleaned before removing the clutch cover.

After completion of work, check TRANSMISSION OIL LEVEL .

Use only the approved TRANSMISSION OIL .

Failure to comply with this instruction will result in serious damage to the twin-clutch gearbox.

IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION) .

Installation note: 

Replace as a single Unified Parts Group only (incl. radial shaft seal, O-ring, bearing and retaining plate).

Necessary preliminary tasks: 

To prevent the transmission oil from spilling out, tilt the gearbox back before removing the clutch cover.

Installation note: 

After completing work, add transmission oil and check TRANSMISSION OIL LEVEL .

Lever snap ring (1) out of housing with a suitable tool.

Fig 1: Locating Snap Ring
G11150708Courtesy of BMW OF NORTH AMERICA, INC.

Graphic shows: Twin-clutch gearbox S65

Slip bush 23 0 390must  be used when clutch cover is removed and installed.

Pull clutch cover out of housing with special tool 13 5 250 and adapter 54 0 163 .

IMPORTANT: Ensure uniform (non-tilting) detachment by alternately using the 3 tightening threads.
Fig 2: Pulling Clutch Cover Out Of Housing
G11150709Courtesy of BMW OF NORTH AMERICA, INC.

Graphic shows: Twin-clutch gearbox S65

Remove oil fouling with fluff-free cloth.

Clean snap ring groove before installing clutch cover.

Press clutch cover (1) into housing with arrow pointing up and strike evenly with a plastic hammer.

Then secure clutch cover with snap ring.

Make sure snap ring is correctly fitted.

Installation note: 

Fig 3: Identifying Clutch Cover
G11150710Courtesy of BMW OF NORTH AMERICA, INC.

Moisten O-ring and radial shaft seal with gearbox oil.