Overview
- JR Motorsports confirmed Chastain and van Gisbergen will share the No. 9 Chevrolet in select NASCAR O’Reilly Auto Parts Series events in 2026.
- The team did not release sponsorship details or specify which races each driver will run.
- The No. 9 operated part time in 2025 with 10 appearances split among four drivers: Chastain, van Gisbergen, Daniel Suarez and Connor Mosack.
- Chastain logged three top fives in five 2025 starts with a best finish of third at Iowa, while van Gisbergen won the Chicago Street Course in a three-race road-course slate.
- The part-time entry complements JRM’s 2026 roster, which includes full-time campaigns for Justin Allgaier and Sammy Smith, as both returning drivers continue full time in the Cup Series.