Disassembly (727 Model)
- Remove thrust washer and selective snap ring from front of output shaft. Slide front planetary gear set off shaft. Slide front annulus gear off planetary gear set. Remove thrust washer from rear of gear set.
- Slide sun gear, driving shell and rear planetary gear set off output shaft. Lift sun gear and driving shell off planetary gear set. Remove thrust washer from inside driving shell.
- Remove snap ring and steel washer from sun gear at rear side of driving shell. Slide gear from shell, removing front snap ring (if necessary). Note that front end of sun gear is longer than rear.
- Remove thrust washer from forward side of rear planetary gear set. Remove planetary gear set and thrust plate from annulus gear.