Designed for the toughest applications FleetRunner construction provides superior flexibility stability load capacity and unsurpassed belt life. Patented materials deliver peak performance at extreme prolonged operating temperatures making this belt the ultimate problem solver. An advanced blend of EPDM rubber technology withstands the modern threats of deterioration from increased exposure to ozone and water-based coolants. FleetRunner does this all while providing the lowest cost per mile for fleets including 3/4 and 1 ton pickups. Gates Green Stripe FleetRunner V-Belts Can Take the Heat. Heavy-Duty construction resists cracking and wear Oil and heat resistant Outperforms the competition on the most troublesome drives Patented EPDM construction with distinct green gum back Gates - Driven By Possibility