Upgrade your ride with Gates Racing Products for super high performance and longer life in the high temp, high torque world of today's most extreme engines. Custom colors give you a hot look. The performance speaks for itself. Wear Resistant Teeth - High saturation HNBR elastomeric composites contribute to the exceptional durability and heat resistance with aramid reinforcement. Robust Reinforced Tooth Jacket - Durable nylon fiber provides extra wear resistance, doubling tooth strength. Super Strong Tensile Cord - Added strength comes from premium, high-strength glass cords.