The Gates EPDM Polyester FleetRunner 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 oil and heat resistant for long lasting performance. This belt is designed for the toughest applications. FleetPride is your First Click in Heavy Duty®.