2012 IndyCar Series
The 2012 IZOD IndyCar Series was the 17th season of the IndyCar Series, and the 101st season of American open wheel racing. Its premier event was the 96th Indianapolis 500, held on Sunday, May 27. The series was sanctioned by IndyCar, and took place in three countries on two continents. Chevrolet returned to the series for the first time since 2005 while Lotus debuted, with the latter leaving the IndyCar Series after the 2012 season due to poor performance.
2010 IndyCar Series
The 2010 IZOD IndyCar Series was the 15th season of the IndyCar Series, and the 99th recognized season of top-level American open wheel racing. It was the series' first of six planned seasons under Izod title sponsorship, a multimillion-dollar deal which was announced on November 5, 2009. Its premier event was the 94th Indianapolis 500, held on Sunday, May 30.