Overview
- Jordan Anderson Racing announced Chastain will drive the No. 32 Chevrolet in four O'Reilly Auto Parts Series events at Atlanta’s EchoPark Speedway, Circuit of the Americas, Watkins Glen, and Sonoma.
- GFL Environmental will sponsor the COTA start, with sponsors for the other three races to be announced.
- The appearances supplement his full-time Cup role with Trackhouse Racing and a planned eight-race Truck slate with Niece Motorsports, plus previously confirmed JR Motorsports O'Reilly dates.
- JAR’s No. 32 will run full time in 2026 with a multi-driver lineup, with Rajah Caruth previously slated for ten races.
- NASCAR’s 2026 rules allow experienced Cup drivers up to ten O'Reilly and eight Truck entries, enabling Chastain’s expanded schedule that includes two prior O'Reilly wins in his career.