BMW 7 Owners & Service Manuals

BMW 7 Series: Extension Housing, Bearings, Seal

REPLACING OUTPUT FLANGE SHAFT SEAL (GA6HP26Z/GA6HP32)

Notes

IMPORTANT: After completion of work, check TRANSMISSION OIL LEVEL.

Use only the approved TRANSMISSION FLUID.

Failure to comply with this requirement will result in serious damage to the automatic transmission!

Necessary preliminary tasks

  • Remove underbody protection at front and rear.
  • Remove complete EXHAUST SYSTEM.
  • Remove TRANSMISSION CROSSMEMBER.
  • Remove PROPELLER SHAFT.

Release transmission support block from transmission.

Tightening torque 22 32 1AZ.

Grip output flange (1) with special tool 23 0 020.

Release nut with special tool 24 2 380.

Tightening torque 24 13 1AZ.

Installation: Replace nut and secure with a mandrel (8 mm) by caulking.

Extension Housing, Bearings, Seal
Fig. 38: Disconnecting Output Flange From Output Shaft Using Special Tool 23 0 020

Detach output flange from output shaft.

Remove spacer.

Attach special tool 24 2 353 to output shaft (1).

Extension Housing, Bearings, Seal
Fig. 39: Connecting Special Tool 24 2 353 To Output Shaft

Screw in special tool 24 2 351 until it is firmly connected with radial shaft seal.

Pull out radial shaft seal by screwing in special tool 24 2 352.

Extension Housing, Bearings, Seal
Fig. 40: Pulling Out Radial Shaft Seal Using Special Tool 24d 2 352

Oil sealing lip of radial shaft seal (1). Drive in radial shaft seal (1) as far as it will go using special tool 24 2 370 and adapter ring 24 2 410.

Extension Housing, Bearings, Seal
Fig. 41: Installing Radial Shaft Seal Using Special Tool 24 2 370

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