Front and Rear Kevlar Carbon Brake Pads for Yamaha YFM 550 4WD Grizzly Auto Fi 2009 2010 2011 2012 2013 2014 Quantity: 4 Sets (8 pcs) / Position: Front and Rear Material: Kevlar Carbon Provide excellent stopping power without noise and rotor galling, even on polished rotors Fingertip control and strong, predictable brake response Kevlar brake pads provide exceptional stopping power with great durability under all riding condition