1986-1987 Honda TRX350 FourTrax 4X4, 1987-1989 TRX350D Foreman 4X4 Service Manual, Page 235Get this manual
FRONT DIFFERENTIALFINAL DRIVE Remove the oil sealUnstake the pinion bearing lock nut with drill or grinder
(2) ST AKEN POINT"
Remove the pinion bearing lock nut with the lock nut wrenchTOOLS: Lock nut wrench34 44 mm Lock nut wrench34 44 mm Attachment
07916-ME50001 or 07916-ME50000 and 07916-HA0010A (U.S.Aonly)
Position the pinion holder on the final gear caseScrew the shaft puller onto the end of the pinion gear shaftScrew the 27 mm special nut down until it contacts the pinion holderand hold it with 27 mm wrench NOTE Be sure that the 27 mm special nut is backed off far enough to allow full thread engagement between the puller and the pinion gear shaft(2) PINION HOLDER