2002-2007 Yamaha Grizzly YFM660 4x4 Front Lower A Arm Bushing Kit One Side Front Lower A Arm Bushing Kit - One Side - Heavy Duty Poly Bushings: includes 4-Poly Bushings, 2-Bearing Shafts. Replace your worn rubber OEM bushings with upgraded Race-Driven Poly Bushings for more longevity and easier installation. Bushings necessary to replace one side of your quad. 2002 - 2003 - 2004 - 2005 - 2006 - 2007 Yamaha Grizzly 660 YFM660 4x4