Результаты первого заезда девятого этапа Чемпионата Америки по Мотокроссу 2017 года в классе 450
| Поз | № | Гонщик | Нац | Мотоцикл | Интервал | Кол. очков |
| 1 | 25 | Musquin, Marvin |  | KTM | 16 кругов | 25 |
| 2 | 3 | Tomac, Eli |  | Kawasaki | +10.681 | 22 |
| 3 | 14 | Seely, Cole | | Honda | +33.474 | 20 |
| 4 | 30 | Davalos, Martin |  | Husqvarna | +39.711 | 18 |
| 5 | 15 | Wilson, Dean |  | Husqvarna | +44.125 | 16 |
| 6 | 32 | Peick, Weston | | Suzuki | +44.657 | 15 |
| 7 | 4 | Baggett, Blake | | KTM | +51.240 | 14 |
| 8 | 19 | Bogle, Justin | | Suzuki | +1:09.537 | 13 |
| 9 | 48 | Craig, Christian | | Honda | +1:13.823 | 12 |
| 10 | 43 | Bisceglia, Matt | | Suzuki | +1:22.429 | 11 |
| 11 | 244 | Hoeft, Justin | | Yamaha | +1:45.973 | 10 |
| 12 | 70 | Alix, Dakota | | KTM | +1:51.107 | 9 |
| 13 | 81 | Miller, Henry | | Yamaha | +1:54.496 | 8 |
| 14 | 559 | Merriam, Dylan | | Yamaha | +1:56.135 | 7 |
| 15 | 757 | Weeck, Tommy | | Honda | +2:04.771 | 6 |
| 16 | 52 | Bowers, Tyler | | Kawasaki | +2:07.312 | 5 |
| 17 | 34 | Bloss, Benny | | KTM | +2:07.759 | 4 |
| 18 | 68 | Harrison, Heath | | Yamaha | 15 кругов | 3 |
| 19 | 58 | Alldredge, Chris | | KTM | +09.025 | 2 |
| 20 | 40 | Noren, Frederik |  | Honda | +11.904 | 1 |
| 21 | 718 | Tomita, Toshiki |  | Honda | +14.123 | 0 |
| 22 | 314 | Ray, Alex | | Yamaha | +18.721 | 0 |
| 23 | 154 | Scharer, Brandon | | Yamaha | +30.791 | 0 |
| 24 | 476 | Jurin, Collin | | Kawasaki | +35.279 | 0 |
| 25 | 606 | Stewart, Ronnie | | Suzuki | +39.061 | 0 |
| 26 | 332 | Hand, Jeremy | | KTM | +44.793 | 0 |
| 27 | 140 | Kouba, Austin | | Kawasaki | +49.185 | 0 |
| 28 | 88 | Short, John | | Yamaha | +51.585 | 0 |
| 29 | 125 | Mosiman, Josh | | Husqvarna | +53.382 | 0 |
| 30 | 544 | Burger, Morgan | | Honda | +1:01.502 | 0 |
| 31 | 207 | DeMartile, Dare | | Honda | +1:04.807 | 0 |
| 32 | 388 | Leith, Brandan | | Kawasaki | +1:08.338 | 0 |
| 33 | 620 | Nauditt, Brad | | Honda | +1:19.676 | 0 |
| 34 | 151 | Tedder, Dakota | | Kawasaki | +1:36.034 | 0 |
| 35 | 170 | Williams, Zack | | Honda | +1:56.899 | 0 |
| 36 | 251 | Gills, Kyle | | Honda | 14 кругов | 0 |
| 37 | 539 | Dietrich, Ricky | | Kawasaki | 13 кругов | 0 |
| 38 | 181 | Pipes, Dustin | | Suzuki | 8 кругов | 0 |
| 39 | 144 | Rolando Rodriguez, Nicolas |  | Suzuki | 6 кругов | 0 |
| 40 | 96 | Martin, Vann | | Honda | 4 круга | 0 |