Reassembly (727 Model)
- Install rear annulus gear on output shaft. Grease and install thrust plate on shaft inside annulus gear. Ensure teeth are over shaft splines. Position rear planetary gear set in rear annulus gear. Install thrust washer on front of gear set.
- Install snap ring in front groove of sun gear (long end of gear). Insert sun gear through front of driving shell. Install rear steel washer and snap ring. Slide driving shell and sun gear assembly on output shaft. Engage sun gear teeth with rear planetary pinion teeth.
- Place thrust washer inside front of driving shell. Place thrust washer on rear hub of planetary gear set. Slide assembly into front annulus gear. Work front planetary and annulus gear assembly onto output shaft. Mesh planetary pinions with sun gear teeth.
- With all components installed, place selective snap ring on front end of output shaft. Measure end play. Replace snap ring to obtain correct end play ( if necessary). Snap rings are available in sizes .048", .055" and .062" (1.22, 1.40, 1.57 mm).