Ford Mustang Service Manual: Gearshift Rail and Fork

Manual Transmission

The T56 six-speed manual transmission features the following:

  • six forward speeds and one reverse speed.
  • forward gears are synchronized and helical cut.
  • a reverse gear operates through a constant-mesh, fully synchronized system.
  • a shift interlock system prevents the engagement of more than one gear.
  • a countershaft with two sections, the countershaft cluster and the countershaft extension. The countershaft cluster is serviced as an assembly, the countershaft extension components are serviced.
  • two tapered roller bearings on the output shaft.
  • two tapered roller bearings on the countershaft cluster.
  • a tapered roller bearing on the input shaft.
  • a tapered roller bearing on the countershaft extension.
  • countershaft cluster endplay controlled by shims located in the transmission adapter plate.
  • countershaft extension endplay controlled by shims located in the extension housing.
  • input/output shaft endplay is controlled by shims located in the transmission adapter plate.
  • removable wear pads on the shift forks.
  • an aluminum main case, extension housing, adapter plate and clutch housing.

Transmission Identification

The transmission identification tag is located under the lower bolt that retains the extension housing to the main case.

The six speed (T56) transmission is available for the Mustang 4.6L (4V).

Transmission Identification

 


 


Transmission Draining and Filling


    Synchronizers
    Manual Transmission The T56 six-speed manual transmission features the following: six forward speeds and one reverse speed. forward gears are synchronized and helical cut. a reverse gear operates ...

    Extension Housing
    Manual Transmission The T56 six-speed manual transmission features the following: six forward speeds and one reverse speed. forward gears are synchronized and helical cut. a reverse gear operates ...

    Other materials:

    Shield
    Rear Disc Brake (Description and Operation) WARNING: Brake fluid contains polyglycol ethers and polyglycols. Avoid contact with eyes. Wash hands thoroughly after handling. If brake fluid contacts eyes, flush eyes with running water for 15 minutes. ...

    Pinpoint Tests
    Principles of Operation Multifunction Wipers The front wiper/washer feature controls the speed of the front windshield wipers and the amount of washer fluid sprayed on the front windshield when requested by the customer. There are five (5) wiper ...

    Pinpoint Test B: LFC 21/DTC B1921 - RCM Bracket Ground Resistance High
    Pinpoint Test A: The Air Bag Warning Indicator Is Illuminated Continuously - RCM Disconnected, Inoperative or Lost/Low Ignition Feed Normal Operation NOTE: During normal operation the air bag indicator will be lit continuously for 6 seconds after the ignitio ...