1993-2000 Honda TRX300EX Service Manual, Page 110Get this manual
CrankshaftTransmission CrankshaftBalancer Shaft Removal Press the crankshaft out of the left crankcase using hydraulic press, then remove the balancerCAUTION :
(1J CRANKSHAFT
When pressing out the crank sheft, be careful not to appty skM orce to the connecting rodTake cere that the crankshaft arld balancer shaft do not fel while removing them
If the left crankahaft bearing remains on the crankshaft, remove it with bearing puller and discard itIf the bearing remains in the left crankcase, drive it out and discard it