Front Differential Assembly: Installation

Install the front differential assembly to the converter case.
NOTE: Be careful not to damage the inside of the converter case (especially the mating surface of the differential side retainer).

Fig 1: Identifying Front Differential Assembly
Courtesy of SUBARU OF AMERICA, INC.
Install the O-ring to left and right side differential retainers.
Install the differential side retainers using ST. Ref. to ADJUSTMENT in Front Differential Assembly.
ST 18630AA010 WRENCH COMPL RETAINER

NOTE: ST WRENCH ASSEMBLY (499787000) can also be used.
Adjust the backlash of the front differential. Ref. to ADJUSTMENT in Front Differential Assembly.
Install the lock plate.
Tightening torque:

25 N.m (2.5 kgf-m, 18.4 ft-lb)

Fig 2: Identifying Lock Plate
Courtesy of SUBARU OF AMERICA, INC.
Install new seal pipe to converter case.

Fig 3: Identifying Seal Pipe
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Install the converter case to the transmission case. Ref. to INSTALLATION in Converter Case.
Insert the inhibitor switch connector and transmission harness connector onto the stay.

Fig 4: Identifying Inhibitor Switch Connector And Transmission Harness Connector
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Install the ATF cooler pipe. Ref. to INSTALLATION in ATF Cooler Pipe and Hose.
Install the oil charge pipe together with an O-ring. Ref. to INSTALLATION , Oil Charge Pipe.
Insert the input shaft while rotating it lightly by hand, and then check the amount of protrusion.
Normal protrusion A:

50 - 55 mm (1.97 - 2.17 in)

Fig 5: Identifying Input Shaft Normal Protrusion A
Courtesy of SUBARU OF AMERICA, INC.
Install the torque converter clutch assembly. Ref. to INSTALLATION in Torque Converter Clutch Assembly.
Install the transmission assembly to the vehicle. Ref. to INSTALLATION in Automatic Transmission Assembly.