2026 NASCAR O’Reilly Auto Parts Series entry list for Dover Motor Speedway

The NASCAR O'Reilly Auto Parts Series transitions from the road-course confines of Watkins Glen International to the 1-mile concrete venue of Dover Motor Speedway for a race on Saturday (4 p.m. ET, The CW, PRN Radio, SiriusXM NASCAR Radio). The event will be the 14th points-paying race of the 2026 O'Reilly campaign. ENTRY LISTS: Cup Series | O'Reilly Auto Parts Series | Craftsman Truck Series NASCAR Cup Series regular Ross Chastain will drive the No. 9 JR Motorsports Chevrolet. The contest will be Chastain's fifth in O'Reilly this season and the second as pilot of the No. 9 Chevy; Chastain wheeled the machine to a 14th-place result at Darlington Raceway in March. Thirty-nine cars are entered into the event. MORE: Weekend schedule | How to watch NASCAR on The CW  View the full entry list here: