 A driver who wins the U.S. F2000 National Championship will win $300,000 to be used for a "pay ride" in the Pro Mazda Championship, and two sets of tires per race.Pro Mazda winners will be paid for a ride in Indy Lights, and the Indy Lights champion earns funding to compete in at least three IndyCar Series races, including the Indianapolis 500.Pay drivers are also common in stock car racing and are very prevalent in development series such as the Xfinity Series and ARCA Racing Series.