Результаты первого полуфинала четвертого этапа Чемпионата Америки по Суперкроссу 2015, западный дивизион
| Поз | № | Гонщик | Нац | Мотоцикл | Интервал | Кол. очков |
| 1 | 17 | Webb, Cooper | | Yamaha | 6 кругов | - -
|
| 2 | 40 | McElrath, Shane | | KTM | +02.110 | - -
|
| 3 | 44 | Bell, Zachary | | Husqvarna | +07.714 | - -
|
| 4 | 34 | Stewart, Malcolm | | Honda | +12.516 | - -
|
| 5 | 86 | Freeberg, Zackery | | Yamaha | +14.236 | - -
|
| 6 | 341 | Izzi, Nico | | Yamaha | +20.449 | - -
|
| 7 | 130 | Hahn, Thomas | | Honda | +20.881 | - -
|
| 8 | 148 | Reis, Trevor | | Yamaha | +22.322 | - -
|
| 9 | 57 | Richardson, Jackson | | Honda | +25.097 | - -
|
| 10 | 143 | Horban, Michael | | Kawasaki | +31.188 | - -
|
| 11 | 157 | Plessinger, Aaron | | Yamaha | +33.659 | - -
|
| 12 | 448 | Shoemaker, Broc | | Yamaha | +36.447 | - -
|
| 13 | 252 | Weisbruch, Kevin | | Kawasaki | +44.909 | - -
|
| 14 | 217 | Breece, Ryan | | Yamaha | +57.454 | - -
|
| 15 | 284 | Church, Cody | | Kawasaki | +1:30.531 | - -
|
| 16 | 251 | Gills, Kyle | | Kawasaki | 5 кругов | - -
|
| 17 | 291 | White, Kyle | | Honda | +10.404 | - -
|
| 18 | 544 | Burger, Morgan | | Yamaha | 4 круга | - -
|
| 19 | 981 | Politelli, Austin | | Yamaha | DNF | - -
|
| 20 | 91 | Howell, Chris | | Yamaha | DNF | - -
|
