The K5 sintered compound is optimal for off-road dirt bikes and ATV. It is recommended for riders who demand great off-road stopping power and brake pad durability when riding on tough off-road terrain. Fits: Yamaha YFM250R RAPTOR 2WD 2008-2017 YFM550FA EPS GRIZZLY 4WD 2009-2014 YFM550FA GRIZZLY 4WD 2009-2014 YFM550FAP EPS GRIZZLY 4WD 2015-2017 YFM550FAP GRIZZLY EPS AUTO 4X4 2014 YFM700F GRIZZLY 2008-2011 YFM700FAP GRIZZLY 2016 YFM700FAP GRIZZLY EPS AUTO 2007-2021 YFM700FAP GRIZZLY EPS AUTO 4X4 2007-2011 YFM700FAP/SE GRIZZLY EPS AUTO 4X4 2012-2015 YFM700FB KODIAK 2016-2021