| Teams for 2024 United Rentals 300 |
|---|
| Car | Team | Driver | Mfg |
|---|---|---|---|
| 00 | Stewart Haas Racing | Cole Custer |  |
| 1 | JR Motorsports | Sam Mayer |  |
| 2 | Richard Childress | Jesse Love | |
| 4 | JD Motorsports | Dawson Cram | |
| 5 | Chris Our | Anthony Alfredo | |
| 6 | JD Motorsports | Garrett Smithley | |
| 7 | JR Motorsports | Justin Allgaier | |
| 07 | SS Green Light Racing | Patrick Emerling | |
| 8 | JR Motorsports | Sammy Smith | |
| 9 | JR Motorsports | Brandon Jones | |
| 10 | Kaulig Racing | Daniel Dye | |
| 11 | Kaulig Racing | Josh Williams | |
| 14 | SS Green Light Racing | Daniel Suarez | |
| 15 | AM Racing | Hailie Deegan | |
| 16 | Kaulig Racing | AJ Allmendinger | |
| 18 | Joe Gibbs | Sheldon Creed |  |
| 19 | Joe Gibbs | Ryan Truex | |
| 20 | Joe Gibbs | John H. Nemechek | |
| 21 | Richard Childress | Austin Hill | |
| 26 | Sam Hunt | Sage Karam | |
| 27 | Jordan Anderson Racing | Jeb Burton | |
| 29 | RSS Racing | Blaine Perkins | |
| 31 | Jordan Anderson Racing | Parker Retzlaff | |
| 32 | Jordan Anderson Racing | Jordan Anderson | |
| 35 | Joey Gase | Frankie Muniz | |
| 36 | DGM Racing | Natalie Decker | |
| 39 | RSS Racing | Ryan Sieg | |
| 42 | Randy Young | Leland Honeyman | |
| 43 | Tommy Joe Martins | Ryan Ellis | |
| 44 | Tommy Joe Martins | Brennan Poole | |
| 48 | Scott Borchetta | Parker Kligerman | |
| 51 | Jeremy Clements Racing | Jeremy Clements | |
| 78 | BJ McLeod | B.J. McLeod | |
| 81 | Joe Gibbs | Chandler Smith | |
| 91 | DGM Racing | Kyle Weatherman | |
| 92 | DGM Racing | Josh Bilicki | |
| 97 | Kaulig Racing | Shane Van Gisbergen | |
| 98 | Stewart Haas Racing | Riley Herbst | |
