Mazda
Grand Prix of Alabama Race 1
Barber Motorsports Park
2.3 Mile Road Course
30 Laps/69 Miles
April 21, 2018
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status | Points |
| 1 | 2 | Patricio O'Ward | 27 | Riverina CDMX Mexico City | Dallara IL-15 | Mazda MZR-R | 30 | 0:41:11.5205 100.505 | 31 |
| 2 | 1 | Colton Herta | 98 | Deltro Energy | Dallara IL-15 | Mazda MZR-R | 30 | 0:41:12.8452 100.451 | 26 |
| 3 | 3 | Santiago Urrutia | 5 | BSE | Dallara IL-15 | Mazda MZR-R | 30 | 0:41:17.8487 100.248 | 22 |
| 4 | 5 | Victor Franzoni | 23 | Mazda | Dallara IL-15 | Mazda MZR-R | 30 | 0:41:19.7800 100.170 | 19 |
| 5 | 7 | Ryan Norman | 48 | Journey | Dallara IL-15 | Mazda MZR-R | 30 | 0:41:20.1822 100.154 | 17 |
| 6 | 6 | Dalton Kellett | 28 | K-Line Insulators USA | Dallara IL-15 | Mazda MZR-R | 30 | 0:41:25.0132 99.959 | 15 |
| 7 | 8 | Alfonso Celis, Jr. | 7 | Simple Bespoke/Cartesiano Hotels | Dallara IL-15 | Mazda MZR-R | 30 | 0:41:31.6508 99.693 | 14 |
| 8 | 4 | Aaron Telitz | 9 | Rice Lake Weighing Systems | Dallara IL-15 | Mazda MZR-R | 0 | Wrecked | 13 |