There are 36 cars on the preliminary entry list for Sunday’s NASCAR Cup Series Enjoy Illinois 300 at World Wide Technology Raceway, the 15th event of the 2023 NASCAR Cup Series season.
Among the notable drivers on the entry list for the second-ever NASCAR Cup Series event at World Wide Technology Raceway are Gray Gaulding and JJ Yeley, who will serve as teammates for Rick Ware Racing in the No. 15 and No. 51 Ford Mustangs, respectively.
Todd Gilliland, who drove the No. 51 Ford Mustang in the Coca-Cola 600, will return to his usual seat in the No. 38 for Front Row Motorsports, as the entry comes off a top-10 finish in the longest event of the year.
With no additional entries joining the fold at WWT Raceway, the field will be set with the 36 chartered entries in the NASCAR Cup Series.
Entry List – Enjoy Illinois 300 at Gateway:
| Entry | No. | Driver | Team | Crew Chief |
|---|---|---|---|---|
| 1 | 1 | Ross Chastain | Trackhouse Racing Moose Fraternity Chevrolet | Phil Surgen |
| 2 | 2 | Austin Cindric | Team Penske Freightliner Ford | Jeremy Bullins |
| 3 | 3 | Austin Dillon | Richard Childress Racing Get Bioethanol Chevrolet | Keith Rodden |
| 4 | 4 | Kevin Harvick | Stewart-Haas Racing Busch Light Ford | Rodney Childers |
| 5 | 5 | Kyle Larson | Hendrick Motorsports HendrickCars.com Chevrolet | Cliff Daniels |
| 6 | 6 | Brad Keselowski | RFK Racing King's Hawaiian Ford | Matt McCall |
| 7 | 7 | Corey LaJoie | Spire Motorsports Schluter Systems Chevrolet | Ryan Sparks |
| 8 | 8 | Kyle Busch | Richard Childress Racing Chevrolet | Randall Burnett |
| 9 | 9 | Chase Elliott | Hendrick Motorsports NAPA Auto Parts Chevrolet | Alan Gustafson |
| 10 | 10 | Aric Almirola | Stewart-Haas Racing Smithfield Ford | Drew Blickensderfer |
| 11 | 11 | Denny Hamlin | Joe Gibbs Racing SportClips Haircuts Toyota | Chris Gabehart |
| 12 | 12 | Ryan Blaney | Team Penske Menards / Richmond Water Heaters Ford | Jonathan Hassler |
| 13 | 14 | Chase Briscoe | Stewart-Haas Racing Ford Performance Racing School Ford | Johnny Klausmeier |
| 14 | 15 | Gray Gaulding | Rick Ware Racing Panini America Ford | Billy Plourde |
| 15 | 16 | AJ Allmendinger | Kaulig Racing Farmsmart Chevrolet | Matt Swiderski |
| 16 | 17 | Chris Buescher | RFK Racing Fastenal Ford | Scott Graves |
| 17 | 19 | Martin Truex, Jr. | Joe Gibbs Racing Auto-Owners Insurance Toyota | James Small |
| 18 | 20 | Christopher Bell | Joe Gibbs Racing DeWalt Construction Technology Toyota | Adam Stevens |
| 19 | 21 | Harrison Burton | Wood Brothers Racing Motorcraft / Quick Lane Ford | Brian Wilson |
| 20 | 22 | Joey Logano | Team Penske Shell-Pennzoil Ford | Paul Wolfe |
| 21 | 23 | Bubba Wallace | 23XI Racing Leidos Toyota | Bootie Barker |
| 22 | 24 | William Byron | Hendrick Motorsports Axalta Chevrolet | Ryan Fugle |
| 23 | 31 | Justin Haley | Kaulig Racing LeafFilter Gutter Protection Chevrolet | Eddie Pardue |
| 24 | 34 | Michael McDowell | Front Row Motorsports Fr8Auctions.com Ford | Travis Peterson |
| 25 | 38 | Todd Gilliland | Front Row Motorsports Serial 1 E-Bikes Ford | Ryan Bergenty |
| 26 | 41 | Ryan Preece | Stewart-Haas Racing HaasTooling.com Ford | Chad Johnston |
| 27 | 42 | Noah Gragson | LEGACY MOTOR CLUB Sunseeker Resort Chevrolet | Luke Lambert |
| 28 | 43 | Erik Jones | LEGACY MOTOR CLUB Bommarito.com Chevrolet | David Elenz |
| 29 | 45 | Tyler Reddick | 23XI Racing McDonald's Toyota | Billy Scott |
| 30 | 47 | Ricky Stenhouse, Jr. | JTG Daugherty Racing NOS Energy Drink Chevrolet | Michael Kelley |
| 31 | 48 | Alex Bowman | Hendrick Motorsports Ally Financial Chevrolet | Blake Harris |
| 32 | 51 | JJ Yeley | Rick Ware Racing Biohaven / Jacob Companies Ford | Jerry Kelley |
| 33 | 54 | Ty Gibbs | Joe Gibbs Racing Monster Energy Toyota | Chris Gayle |
| 34 | 77 | Ty Dillon | Spire Motorsports Nations Guard Chevrolet | Kevin Bellicourt |
| 35 | 78 | BJ McLeod | Live Fast Motorsports Circle B Diecast Chevrolet | David Ingram |
| 36 | 99 | Daniel Suarez | Trackhouse Racing Freeway Insurance Chevrolet | Travis Mack |
