1986-1987 Honda TRX350 FourTrax 4X4, 1987-1989 TRX350D Foreman 4X4 Service Manual, Page 228Get this manual
FRONT DIFFERENTIALFINAL DRIVE
PINION BEARING REMOVAL
Pull the bearing Quter and inner races off the shaft ith the bearing pullerPull the other inner race off with the same toolRemove the pinion adjustment spacer
(1) PINION BEARING
(2) INNER RACE
(3) _BEARING PULLER (COMMERCIALLY AVAILABLE)
CASE BEARING AND OIL SEAL REPLACEM ENT
Heat he gear case to 80 (1 76 F)Tap the case ith plastic hammer to remove the ring gear bearings