FitmentFit for Honda ATV as Following TRX450ER 2006-2014 Not Compatible With TRX450R Edition CRF450X 2005-2017 Not Compatible With CRF450R/CRF450RX Edition. Feature with 100% tested, perfect replace for original factory part.. OEM#28125-MEY-671 28110-MEY-670 91012-PN6-701.Repalcement OEM#28115-MEY-670 28127-MS2-612. PackageClutch Assy, One-Way x 1, Bearing, Needle x 1, Gear, Starting Driven x 1. Easy to install.
