Wiseco CC007 High Performance Cam Chain Fits: Kawasaki KX250F 2004-2013; Suzuki RM-Z250 2004-2011; Yamaha YZ250F 2001-2013, WR250F 2001-2011; Each cam chain is made from premium materials for reduced friction and increased service life and are expert engineered to exceed OEM specifications and tolerances M style chains offer maximum strength and durability Features precision solid bushings and shot peened parts Perfect complement to the Wiseco camshafts