The Gates EPDM Polyester Micro-V Serpentine Drive Belt is designed to provide superior performance and reliability on the most troublesome drives. This belt features a unique under cord notch pattern that offers increased flexibility for smaller diameter pulleys, allowing it to outperform the competition. It is constructed from oil and heat resistant EPDM Polyester, ensuring long lasting performance and reliability. FleetPride is your First Click in Heavy Duty®.