Manufactured by Factory Spec Includes 2 rotors 2 pairs of brake pads enough to replace both sides Factory Spec rotors are made of premium tempered stainless steel Provides strong, reliable braking power Factory Spec semi-metallic brake pads work well in all conditions and have a high resistance to heat and other elements. These brakes are suitable for general or utility use. Replaces both FRONT rotors pads on the Yamaha ATVs listed below 2003 Yamaha Kodiak 400 Auto 2x4 YFM400A 2003 Yamaha Kodiak 400 Auto 4x4 YFM400FA 2003 Yamaha Kodiak 450 Auto 4x4 YFM450FA 2004 Yamaha Bruin 350 Auto 2x4 YFM350A 2004 Yamaha Bruin 350 Auto 4x4 YFM350FA 2004 Yamaha Kodiak 400 Auto 2x4 YFM400A 2004 Yamaha Kodiak 400 Auto 4x4 YFM400FA 2004 Yamaha Kodiak 450 Auto 4x4 YFM450FA 2005 Yamaha Bruin 350 Auto 2x4 YFM350A 2005 Yamaha Bruin 350 Auto 4x4 YFM350FA 2005 Yamaha Kodiak 400 Auto 4x4 YFM400FA 2005 Yamaha Kodiak 450 Auto 4x4 YFM450FA 2006 Yamaha Bruin 350 Auto 2x4 YFM350A 2006 Yamaha Bruin 350 Auto 4x4 YFM350FA 2006 Yamaha Kodiak 400 Auto 4x4 YFM400FA 2006 Yamaha Kodiak 450 Auto 4x4 YFM450FA 2006 Yamaha Wolverine 350 2x4 YFM350X 2006 Yamaha Wolverine 450 Auto 4x4 YFM450FX 2007 Yamaha Big Bear 400 4x4 IRS YFM400FB 2007 Yamaha Grizzly 350 2x4 YFM350G 2007 Yamaha Grizzly 350 Auto 4x4 YFM350FG 2007 Yamaha Grizzly 350 Auto 4x4 IRS YFM350FGI 2007 Yamaha Grizzly 400 4x4 YFM400FG 2007 Yamaha Grizzly 450 4x4 IRS YFM450FG 2007 Yamaha Wolverine 350 2x4 YFM350X 2007 Yamaha Wolverine 450 Auto 4x4 YFM450FX 2008 Yamaha Big Bear 400 4x4 IRS YFM400FB 2008 Yamaha Grizzly 350 2x4 YFM350G 2008 Yamaha Grizzly 350 Auto 4x4 YFM350FG 2008 Yamaha Grizzly 350 Auto 4x4 IRS YFM350FGI 2008 Yamaha Grizzly 400 4x4 YFM400FG 2008 Yamaha Grizzly 450 4x4 IRS YFM450FG 2008 Yamaha Wolverine 350 2x4 YFM350X 2008 Yamaha Wolverine 450 Auto 4x4 YFM450FX 2009 Yamaha Big Bear 400 4x4 IRS YFM400FB 2009 Yamaha Grizzly 350 2x4 YFM350G 2009 Yamaha Grizzly 350 Auto 4x4 YFM350FG 2009 Yamaha Grizzly 350 Auto 4x4 IRS YFM350FGI 2009 Yamaha Grizzly 450 4x4 IRS YFM450FG 2009 Yamaha Wolverine 350 2x4 YFM350X 2009 Yamaha Wolverine 450 Auto 4x4 YFM450FX 2010 Yamaha Big Bear 400 4x4 IRS YFM400FB 2010 Yamaha Grizzly 350 2x4 YFM350G 2010 Yamaha Grizzly 350 Auto 4x4 IRS YFM350FGI 2010 Yamaha Grizzly 450 4x4 IRS YFM450FG 2010 Yamaha Wolverine 450 Auto 4x4 YFM450FX 2011 Yamaha Big Bear 400 4x4 IRS YFM400FB 2011 Yamaha Grizzly 350 Auto 4x4 IRS YFM350FGI 2011 Yamaha Grizzly 350 2x4 YFM350G 2011 Yamaha Grizzly 450 4x4 IRS YFM450FG