| Teams for 2025 Enjoy Illinois 300 |
|---|
| Car | Team | Driver | Mfg |
|---|---|---|---|
| 1 | Justin Marks | Ross Chastain |  |
| 3 | Richard Childress Racing | Austin Dillon | |
| 4 | Front Row Motorsports | Noah Gragson |  |
| 5 | Hendrick Motorsports | Kyle Larson | |
| 6 | RFK Racing | Brad Keselowski | |
| 7 | Jeff Dickerson | Justin Haley | |
| 8 | Richard Childress Racing | Kyle Busch | |
| 9 | Hendrick Motorsports | Chase Elliott | |
| 10 | Kaulig Racing | Ty Dillon | |
| 11 | Joe Gibbs Racing | Denny Hamlin |  |
| 16 | Kaulig Racing | AJ Allmendinger | |
| 17 | RFK Racing | Chris Buescher | |
| 19 | Joe Gibbs Racing | Chase Briscoe | |
| 20 | Joe Gibbs Racing | Christopher Bell | |
| 23 | 23XI Racing | Bubba Wallace | |
| 24 | Hendrick Motorsports | William Byron | |
| 34 | Front Row Motorsports | Todd Gilliland | |
| 35 | 23XI Racing | Riley Herbst | |
| 38 | Front Row Motorsports | Zane Smith | |
| 41 | Haas Factory Team | Cole Custer | |
| 42 | Legacy Motor Club | John H. Nemechek | |
| 43 | Legacy Motor Club | Erik Jones | |
| 45 | 23XI Racing | Tyler Reddick | |
| 47 | Hyak Motorsports | Ricky Stenhouse, Jr. | |
| 48 | Hendrick Motorsports | Alex Bowman | |
| 51 | Rick Ware Racing | Cody Ware | |
| 54 | Joe Gibbs Racing | Ty Gibbs | |
| 60 | RFK Racing | Ryan Preece | |
| 71 | Jeff Dickerson | Michael McDowell | |
| 77 | Jeff Dickerson | Carson Hocevar | |
| 88 | Justin Marks | Shane Van Gisbergen | |
| 99 | Justin Marks | Daniel Suarez | |
