Designed to dominate any type of terrain from mud hole to rocky trails to hill climbs to desert treks, Dayco HPX ATV Belts deliver unparalleled response. Constructed with extra strong p-aramid cord reinforcement and engineered fiber-loaded neoprene compounding this belt delivers the RmuscleS and durability demanded by todayUs high performance engines and the high performance enthusiasts who drive them. Tested under severe field conditions, the Dayco HPX ATV Belt has been proven to run cooler and to provide longer belt life than competitive belts.