Manufactured by Factory Spec Includes 2 rotors 2 pairs of brake pads 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 the FRONT rotors pads on the Yamaha ATVs listed below 2000 Yamaha Big Bear 400 2x4 YFM400 2000 Yamaha Big Bear 400 4x4 YFM400F 2001 Yamaha Big Bear 400 2x4 YFM400 2001 Yamaha Big Bear 400 4x4 YFM400F 2002 Yamaha Big Bear 400 2x4 YFM400 2002 Yamaha Big Bear 400 4x4 YFM400F 2003 Yamaha Big Bear 400 2x4 YFM400 2003 Yamaha Big Bear 400 4x4 YFM400F 2004 Yamaha Big Bear 400 2x4 YFM400 2004 Yamaha Big Bear 400 4x4 YFM400F 2005 Yamaha Big Bear 400 4x4 YFM400F 2006 Yamaha Big Bear 400 4x4 YFM400F