Overdrive Unit Disassembly: Disassembly

Remove speed sensor and "O" ring from overdrive unit case. Remove snap ring and overdrive clutch pack components from overdrive unit case. See Fig 1. Note direction of clutch discs and clutch plates in overdrive clutch pack for reassembly reference. Components must be installed in correct sequence.
Remove waved snap ring and reaction plate snap ring. Both snap rings are installed in same groove in overdrive unit case. Remove access cover from top of overdrive unit case for access to front bearing retaining ring. See Fig 2.
Using snap ring pliers, expand front bearing retaining ring while pushing output shaft forward to release front bearing from retaining ring. See Fig 2. Remove overdrive unit gear train from overdrive unit case. See Fig 3.

Fig 1: Exploded View Of Overdrive Unit

Courtesy of CHRYSLER CORP.

Fig 2: Releasing & Installing Bearing From Retaining Ring

Courtesy of CHRYSLER CORP.

Fig 3: Removing Overdrive Unit Gear Train

Courtesy of CHRYSLER CORP.