2001-2005 Honda TRX250EX Sportrax TRX250EX Factory Service Manual, Page 250Get this manual
REAR DRIVING MECHANISM PINION GEAR REMOVAL Remove the oil seal from the gear caseOIL
Be careful that, metal particles do
Unstake the pinion beari ng lock nut wi dri ll or grinder
not enter the bearIng and the threads
of the case are nor
Remove the lock nul using the special tool and discard it
LOCK NU!W'RE"CH
Lock nut wrench, 30 64 mm
07916-MB00002
Install the special ools onto the pinion gear shaft and