| Teams 2023 Alsco Uniforms 300 |
|---|
| No. | Team | Driver | Mfg |
|---|---|---|---|
| 00 | Stewart Haas Racing | Cole Custer | Ford |
| 1 | JR Motorsports | Sam Mayer | Chevrolet |
| 2 | Our Motorsports | Blaine Perkins | Chevrolet |
| 2 | Richard Childress Racing | Sheldon Creed | Chevrolet |
| 4 | JD Motorsports | Garrett Smithley | Chevrolet |
| 6 | JD Motorsports | Brennan Poole | Chevrolet |
| 07 | SS Green Light Racing | Stefan Parsons | Chevrolet |
| 7 | JR Motorsports | Justin Allgaier | Chevrolet |
| 07 | SS Green Light Racing | Natalie Decker | Chevrolet |
| 8 | JR Motorsports | Josh Berry | Chevrolet |
| 9 | JR Motorsports | Brandon Jones | Chevrolet |
| 10 | Kaulig Racing | Justin Haley | Chevrolet |
| 11 | Kaulig Racing | Daniel Hemric | Chevrolet |
| 16 | Kaulig Racing | Chandler Smith | Chevrolet |
| 18 | Joe Gibbs Racing | Sammy Smith | Toyota |
| 19 | Joe Gibbs Racing | Ty Gibbs | Toyota |
| 20 | Joe Gibbs Racing | John H. Nemechek | Toyota |
| 21 | Richard Childress Racing | Austin Hill | Chevrolet |
| 24 | Sam Hunt Racing | Connor Mosack | Toyota |
| 25 | AM Racing | Brett Moffitt | Ford |
| 26 | Sam Hunt Racing | Kaz Grala | Toyota |
| 27 | Jordan Anderson Racing | Jeb Burton | Chevrolet |
| 28 | RSS Racing | Kyle Sieg | Ford |
| 31 | Jordan Anderson Racing | Parker Retzlaff | Chevrolet |
| 35 | Emerling-Gase Motorsports | Patrick Emerling | Chevrolet |
| 38 | RSS Racing | Joe Graf, Jr. | Ford |
| 39 | RSS Racing | Ryan Sieg | Ford |
| 43 | Alpha Prime Motorsports | Ryan Ellis | Chevrolet |
| 44 | Alpha Prime Motorsports | Rajah Caruth | Chevrolet |
| 45 | Alpha Prime Motorsports | Jeffrey Earnhardt | Chevrolet |
| 48 | Big Machines Racing | Parker Kligerman | Chevrolet |
| 51 | Jeremy Clements Racing | Jeremy Clements | Chevrolet |
| 74 | Mike Harmon Racing | Dawson Cram | Chevrolet |
| 77 | Bassett Racing | Carson Hocevar | Chevrolet |
| 78 | BJ McLeod Motorsports | Anthony Alfredo | Chevrolet |
| 91 | DGM Racing | Kyle Weatherman | Chevrolet |
| 92 | DGM Racing | Josh Williams | Chevrolet |
| 98 | Stewart Haas Racing | Riley Herbst | Ford |