1984 Official Honda TRX200 Shop Manual, Page 213Get this manual
REAR WHEELFINAL DR IVE
f.0 HONDA TRX200
PINION HOLDER ATTACHMENT 079249690101
PINION GEAR REMOVAL
Install the pinion holder attachment onto the final gear case with the drive shaft case attaching boltsIns tall the pinion holder on the bosses with four mm bolts on the attachment and in to the pinion jOintRemove the pinion shaft nutRemove the tools and inion joint
Remove the retainer lock tabRemove the pinion retainer with the pinion retainer wrench