Sonsio Grand Prix at Road
America Presented by
AMR
Road America
4.014 Mile Road Course
55 Laps/220.77 Miles
June 18, 2023
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status | Points |
| 1 | 3 | Álex Palou | 10 | American Legion | Dallara UAK 18 | Honda | 55 | 1:50:04.6640 120.335 | 51 |
| 2 | 4 | Josef Newgarden | 2 | PPG | Dallara UAK 18 | Chevy | 55 | 1:50:09.2250 120.252 | 40 |
| 3 | 2 | Patricio O'Ward | 5 | Arrow Electronics/Velo | Dallara UAK 18 | Chevy | 55 | 1:50:11.4189 120.212 | 35 |
| 4 | 23 | Scott Dixon | 9 | PNC Bank | Dallara UAK 18 | Honda | 55 | 1:50:11.6358 120.208 | 32 |
| 5 | 1 | Colton Herta | 26 | Gainbridge | Dallara UAK 18 | Honda | 55 | 1:50:15.5968 120.136 | 34 |
| 6 | 9 | Marcus Ericsson | 8 | Huski Ice Spritz | Dallara UAK 18 | Honda | 55 | 1:50:16.1848 120.125 | 28 |
| 7 | 7 | Christian Lundgaard | 45 | Vivid Clear Rx | Dallara UAK 18 | Honda | 55 | 1:50:20.5475 120.046 | 26 |
| 8 | 18 | Scott McLaughlin | 3 | Sonsio | Dallara UAK 18 | Chevy | 55 | 1:50:20.9462 120.039 | 24 |
| 9 | 6 | Kyle Kirkwood | 27 | AutoNation | Dallara UAK 18 | Honda | 55 | 1:50:22.2120 120.016 | 22 |
| 10 | 5 | Alexander Rossi | 7 | Velo/Arrow Electronics | Dallara UAK 18 | Chevy | 55 | 1:50:24.3011 119.978 | 20 |
| 11 | 14 | Graham Rahal | 15 | Fifth Third Bank | Dallara UAK 18 | Honda | 55 | 1:50:26.1370 119.945 | 19 |
| 12 | 15 | Rinus VeeKay | 21 | Direct Supply | Dallara UAK 18 | Chevy | 55 | 1:50:26.7694 119.934 | 18 |
| 13 | 22 | Will Power | 12 | Verizon | Dallara UAK 18 | Chevy | 55 | 1:50:30.3334 119.869 | 18 |
| 14 | 20 | Simon Pagenaud | 60 | SiriusXM/AutoNation | Dallara UAK 18 | Honda | 55 | 1:50:36.0932 119.765 | 16 |
| 15 | 26 | Helio Castroneves | 06 | SiriusXM/AutoNation | Dallara UAK 18 | Honda | 55 | 1:50:38.2872 119.725 | 15 |
| 16 | 11 | Santino Ferrucci | 14 | Sexton Properties | Dallara UAK 18 | Chevy | 55 | 1:50:38.9640 119.713 | 14 |
| 17 | 27 | Ryan Hunter-Reay | 20 | BitNile | Dallara UAK 18 | Chevy | 55 | 1:50:47.1300 119.566 | 13 |
| 18 | 17 | Callum Ilott | 77 | Juncos Hollinger Racing | Dallara UAK 18 | Chevy | 55 | 1:50:47.6175 119.557 | 12 |
| 19 | 21 | Agustín Canapino | 78 | Juncos Hollinger Racing | Dallara UAK 18 | Chevy | 55 | 1:50:49.4649 119.524 | 11 |
| 20 | 16 | Felix Rosenqvist | 6 | Onsemi/Arrow Electronics | Dallara UAK 18 | Chevy | 55 | 1:50:53.7537 119.447 | 10 |
| 21 | 10 | Benjamin Pedersen | 55 | IFS | Dallara UAK 18 | Chevy | 55 | 1:50:56.6403 119.395 | 9 |
| 22 | 25 | Sting Ray Robb | 51 | Goodheart Animal Health Center | Dallara UAK 18 | Honda | 55 | 1:51:14.3294 119.079 | 8 |
| 23 | 12 | Devlin DeFrancesco | 29 | Evtec | Dallara UAK 18 | Honda | 55 | 1:51:28.3048 118.830 | 7 |
| 24 | 8 | Marcus Armstrong | 11 | Ridgeline Lubricants | Dallara UAK 18 | Honda | 54 | Flagged | 7 |
| 25 | 19 | Romain Grosjean | 28 | Delaware Life | Dallara UAK 18 | Honda | 54 | Flagged | 5 |
| 26 | 24 | Jack Harvey | 30 | Mi-Jack | Dallara UAK 18 | Honda | 54 | Flagged | 5 |
| 27 | 13 | David Malukas | 18 | HMD Trucking | Dallara UAK 18 | Honda | 24 | Engine | 5 |
| Lap Leaders | Total | Laps |
| Colton Herta | 33 | 1-11, 13-25, 33-39, 47-48 |
| Álex Palou | 10 | 12, 40-41, 49-55 |
| Will Power | 7 | 31-32, 42-46 |
| Marcus Armstrong | 5 | 26-30 |