2018
Round 16 - Portland
Portland International Raceway, Portland, Oregon, United States
31 August – 02 September 2018
Round 15 - Gateway
Gateway Motorsports Park, Madison, Illinois, Missouri, United States
24 - 26 August 2018
Round 14 - Pocono
ABC Supply 500, Pocono Raceway, Long Pond, Pennsylvania, United States
17 - 19 August 2018