2004-2009 Honda TRX450R/TRX450ER Service Manual, Page 314Get this manual
CRANKCASETRANSMISSIONCRANKSHAFTBALANCER (f04'05) RIGHT CRANKCASE BEARING REPLACEMENT Always wear Before removing the bearings, heat the crankcase insulated gloves evenly using heat gunwhen handling Remove the crankshaft oil sealheated crankcase
Remove the bolts and balancer shaft bearing set plates