2004-2009 Honda TRX450R/TRX450ER Service Manual, Page 466Get this manual
BATTERYCHARGING SYSTEM (After '05) Install the wire bands
Route the alternator wire properly and install the wire bands (page 1-24)Connect the alternator and regulatorrectifier connectorsFill the crankcase with the recommended engine oilInstall both front fender (page 3-6)