Результаты первого заезда четвертого этапа Чемпионата Америки по Мотокроссу 2015 года в классе 450
| Поз | № | Гонщик | Нац | Мотоцикл | Интервал | Кол. очков |
| 1 | 5 | Dungey, Ryan | | KTM | 18 кругов | 25
|
| 2 | 21 | Anderson, Jason | | Husqvarna | +27.595 | 22
|
| 3 | 1 | Roczen, Ken | | Suzuki | +31.183 | 20
|
| 4 | 46 | Nicoletti, Phillip | | Yamaha | +36.653 | 18
|
| 5 | 4 | Baggett, Blake | | Suzuki | +37.551 | 16
|
| 6 | 23 | Peick, Weston | | Yamaha | +45.722 | 15
|
| 7 | 20 | Tickle, Broc | | Suzuki | +51.718 | 14
|
| 8 | 14 | Seely, Cole | | Honda | +52.798 | 13
|
| 9 | 51 | Barcia, Justin | | Yamaha | +1:00.932 | 12
|
| 10 | 39 | Noren, Frederik | | Honda | +1:07.755 | 11
|
| 11 | 10 | Brayton, Justin | | KTM | +1:14.610 | 10
|
| 12 | 54 | Sipes, Ryan | | Husqvarna | +1:20.865 | 9
|
| 13 | 48 | Hahn, William | | Kawasaki | +1:23.669 | 8
|
| 14 | 43 | Lemoine, Matthew | | Kawasaki | +1:30.270 | 7
|
| 15 | 11 | Chisholm, Kyle | | Kawasaki | +1:58.805 | 6
|
| 16 | 285 | Archer, Tony | | Kawasaki | +2:09.242 | 5
|
| 17 | 73 | Audette, Gannon | | Kawasaki | 17 кругов | 4
|
| 18 | 22 | Reed, Chad | | Kawasaki | +03.370 | 3
|
| 19 | 348 | Brooks, Jason | | Yamaha | +07.271 | 2
|
| 20 | 548 | Schmelyun, Broc | | Yamaha | +13.204 | 1
|
| 21 | 466 | Ransdell, Grant | | Yamaha | +58.026 | 0
|
| 22 | 253 | Short, John | | Yamaha | +59.610 | 0
|
| 23 | 131 | McConahy, Noah | | Honda | +1:10.529 | 0
|
| 24 | 58 | Rusk, Killian | | Yamaha | +1:11.983 | 0
|
| 25 | 84 | Wentland, Jesse | | Honda | +1:20.156 | 0
|
| 26 | 393 | Herrlein, Daniel | | Honda | +1:27.411 | 0
|
| 27 | 224 | Harrison, Heath | | Kawasaki | +1:35.057 | 0
|
| 28 | 76 | Евгений Михайлов | | KTM | +2:09.376 | 0
|
| 29 | 566 | Tickle, Carson | | Yamaha | 16 кругов | 0
|
| 30 | 399 | Peterson, Broc | | Honda | +03.937 | 0
|
| 31 | 576 | Winegar, Nathan | | Kawasaki | +07.786 | 0
|
| 32 | 975 | Loberg, Jake | | Kawasaki | +19.858 | 0
|
| 33 | 579 | O'Dell, Alex | | Suzuki | +26.000 | 0
|
| 34 | 309 | Smith, Jeremy | | Honda | +1:12.711 | 0
|
| 35 | 838 | McVay, Larry | | Yamaha | 15 кругов | 0
|
| 36 | 314 | Ray, Alex | | Honda | +38.594 | 0
|
| 37 | 35 | Cunningham, Kyle | | Suzuki | 14 кругов | 0
|
| 38 | 377 | Pourcel, Christophe | | Husqvarna | 13 кругов | 0
|
| 39 | 244 | Zimmer, Ryan | | Yamaha | 6 кругов | 0
|
| 40 | 291 | White, Kyle | | Honda | 1 круг | 0
|