2007-2009 Honda TRX300EX TRX300X service manual, Page 213Get this manual
CRANKCASETRANSMISSIONCRANKSHAFT Take care that the crankshaft and balancer don 't fall out of the crankcase when installing the special tools
Install the left crankcase over the crankshaft and ba lancer shaftInstall the special tool onto the left crankshaft endTOOL:
Threaded adapter
07965VM00300 or 07931KF00200 (U.S.Aonly)
Install the special tools onto the crankshaft and crankshaft bearingTOOLS: Assembly collar Assembly shaft
07965VM00100 07965VM00200 or 07931ME4010B and 07931 HB3020A (U.S.Aonly)