Ultimax UA400 Hypermax Drive Belt Extensive research and development assures that every Ultimax ATV belt provides durable aggressive operation. Each belt is crafted from only the best rubber compounds and tough aramid cord. The belts enhance the efficiency of the variable speed drive system. Exacting belt length tolerance minimizes system wear and avoids slippage. Proudly made in the U.S.A. UA Belts: Are built to handle more load and abuse than the OE drive belt and have a 2 year warranty. UHQ Belts: Are built for the same performance as the OE drive belt and have a 1 year warranty.