Product Details: The Gates Polyester Fleet Runner Micro-V Serpentine Drive Belt is designed to provide superior performance and reliability in extreme temperatures and conditions. This belt is constructed with a special compound that provides unmatched flexibility, stability, load carrying capacity and belt life. It is also highly resistant to oil, heat, ozone and abrasion for long lasting performance. The patented material provides peak performance at prolonged extreme operating temperatures and the heavy duty construction resists cracking and wear even at extreme temperatures. FleetPride is your First Click in Heavy Duty®.