Ross Chastain shifted gears midseason to run for the NASCAR Gander RV & Outdoors Truck Series championship with Niece Motorsports in 2019. Chastain's first Gander Trucks win came at Kansas in May, followed by wins at World Wide Technology Raceway at Gateway and Pocono Raceway. He has made starts this season in the Xfinity Series for JD Motorsports and Kaulig Racing as well as the NASCAR Cup Series for Premium Motorsports. He earned his first Xfinity Series victory at Las Vegas in 2018, driving for Chip Ganassi Racing on a part-time basis. His second Xfinity win came at Daytona International Speedway with Kaulig Racing.