Результаты первого полуфинала четвертого этапа Чемпионата Америки по Суперкроссу 2012 года, западный дивизион
| Поз | № | Гонщик | Нац | Мотоцикл | Интервал | Кол. очков |
| 1 | 15 | Wilson, Dean | | Kawasaki | 6 кругов | - -
|
| 2 | 338 | Osborne, Zach | | Yamaha | +0.411 | - -
|
| 3 | 31 | Davalos, Martin | | Suzuki | +0.613 | - -
|
| 4 | 119 | Anstie, Max | | Honda | +3.428 | - -
|
| 5 | 170 | Leib, Michael | | Honda | +5.681 | - -
|
| 6 | 53 | Sipes, Ryan | | Yamaha | +8.521 | - -
|
| 7 | 84 | Rusk, Killian | | Honda | +10.622 | - -
|
| 8 | 105 | Moss, Matt | | KTM | +11.698 | - -
|
| 9 | 986 | Ingalls, Topher | | Honda | +14.672 | - -
|
| 10 | 67 | Champion, Scott | | Honda | +15.056 | - -
|
| 11 | 90 | Vallee, Bryce | | Yamaha | +24.545 | - -
|
| 12 | 175 | Rutherford, Bruce | | Honda | +24.759 | - -
|
| 13 | 831 | Smith, Ryan | | Suzuki | +28.842 | - -
|
| 14 | 774 | Tilford, Preston | | Honda | +30.049 | - -
|
| 15 | 133 | Tedder, Myles | | Kawasaki | +30.128 | - -
|
| 16 | 312 | Maier, Teddy | | Honda | +30.522 | - -
|
| 17 | 771 | O'Dell, Terren | | Honda | +33.628 | - -
|
| 18 | 227 | Martinez, Cole | | Kawasaki | +40.820 | - -
|
| 19 | 854 | Powell, Landen | | Honda | 5 кругов | - -
|
| 20 | 28 | Rattray, Tyla | | Kawasaki | 2 круга | - -
|
