Lonestar Racing (10-38) Axcalibar ATV Axle Fits: 2007-2008 Yamaha YFZ450 SE, 2006-2007 Yamaha YFZ450 Bill Balance Edition, 2004-2013 Yamaha YFZ450 Axcalibar racing axles are the most highly recommended axles on the market for both racers and recreational riders Features 3 inches of adjustability, from stock to +3 Backed by manufacturers true full lifetime warranty against bending or breaking Axcalibar axles are easy to install and vastly improve the stability of your ATV while providing extraordinary strength and radiant looks with their triple plate chrome finish