2023 / Road America
Entry list
| Car # | Driver 1 | Team | Car | Series |
|---|---|---|---|---|
| 3 | Johnny O'Connell | SKI Autosports | Audi R8-LMS | SRO3 |
| 04 | George Kurtz | Crowdstrike by Riley | Mercedes-AMG GT3 | SRO3 |
| 08 | Scott Smithson | DXDT Racing | Mercedes-AMG GT3 | SRO3 |
| 011 | Marc Austin | Lone Star Racing | Mercedes-AMG GT3 | SRO3 |
| 14 | James Sofronas | GMG Racing | Audi R8 LMS GT3 EVOII | SRO3 |
| 27 | Jason Daskalos | CRP Racing | Mercedes-AMG GT3 | SRO3 |
| 32 | Kyle Washington | GMG Racing | Porsche 911 GT3-R (991.ii) | SRO3 |
| 41 | Todd Treffert | CRP Racing | Mercedes-AMG GT3 | SRO3 |
| 043 | Alex Vogel | OnlyFans Racing by P1 Groupe with MRS | Porsche 911 GT3-R (991.ii) | SRO3 |
| 66 | Amir Haleem | CDR Valkyrie | Nissan GT-R Nismo GT3 | SRO3 |
| 70 | Mirco Schultis | MISHUMOTORS | Corvette C7 GT3-R | SRO3 |
| 86 | Brian Lock | CDR Valkyrie | Acura NSX GT3 EVO22 | SRO3 |
| 91 | Jeff Burton | DXDT Racing | Mercedes-AMG GT3 | SRO3 |
| 101 | Memo Gidley | TKO Motorsports | Mercedes-AMG GT3 | SRO3 |
| 120 | Adam Adelson | Wright Motorsports | Porsche 911 GT3-R (991.ii) | SRO3 |
| 427 | Anthony Bartone | RealTime Racing | Mercedes-AMG GT3 | SRO3 |
| 460 | Andy Wilzoch | Flying Lizard Motorsports | Porsche 911 GT3 R (991.ii) | SRO3 |
| 2 | Jason Bell | Flying Lizard Motorsports | Aston Martin Vantage AMR GT4 | GT4 |
| 5 | Tony Gaples | Blackdog Speed Shop | Chevrolet Camaro GT4.R | GT4 |
| 8 | Elias Sabo | Flying Lizard Motorsports | Aston Martin Vantage AMR GT4 | GT4 |
| 009 | Tim Savage | TRG - The Racers Group | Aston Martin Vantage AMR GT4 | GT4 |
| 11 | John Roberts | Fast Track Racing | BMW M4 GT4 | GT4 |
| 13 | Todd Parriott | GMG Racing | Aston Martin Vantage AMR GT4 | GT4 |
| 21 | Nicholas Shanny | Carrus Callas Raceteam | Toyota GR Supra GT4 EVO | GT4 |
| 25 | Gray Newell | Heart of Racing Team | Aston Martin Vantage AMR GT4 | GT4 |
| 045 | Scott Blind | Archangel Motorsports | Aston Martin Vantage AMR GT4 | GT4 |
| 50 | Ross Chouest | Chouest Povoledo Racing | Aston Martin Vantage AMR GT4 | GT4 |
| 099 | Robb Holland | Rotek Racing | Porsche 718 Cayman GT4 RS Clubsport | GT4 |
| 428 | Brady Behrman | van der Steur Racing | Aston Martin Vantage AMR GT4 | GT4 |