| POS. | # | RIDER | HOMETOWN | BIKE | TEAM/SPONSORS |
|---|---|---|---|---|---|
| Start Position 1 | 1 | Ryan Villopoto | Seattle, WA | Kawasaki KX 450F | Monster Energy Kawasaki |
| Start Position 2 | 18 | David Millsaps | Murrieta, CA | Suzuki RM-Z450 | Rockstar Energy Drink/Motosport.com/ONE Industries/Bel-Ray/Bell/FMF/Dragon/Rockwell Watches/Gaerne/Motion Pro/Leatt Brace |
| Start Position 3 | 7 | James Stewart | Haines City, FL | Suzuki RM-Z450 | Yoshimura Suzuki Factory Racing |
| Start Position 4 | 5 | Ryan Dungey | Belle Plaine, MN | KTM 450 SX-F Factory Edit | Red Bull/KTM/Motorex/Dunlop/Foremost/WP/Akrapovic |
| Start Position 5 | 800 | Mike Alessi | Hilliard, FL | Suzuki RM-Z450 | Motoconcepts Racing/Smartop/JT Racing/FMF |
| Start Position 6 | 41 | Trey Canard | Shawnee, OK | Honda CRF 450 | Team Honda Muscle Milk |
| Start Position 7 | 62 | Matthew Goerke | Lake Helen, FL | KTM 450 SX-F | BTO Sports / KTM / Palmetto Motorsports / FLY Racing / Bubba Burger / Witt's End Racing |
| Start Position 8 | 51 | Justin Barcia | Pinetta, FL | Honda CRF 450 | Team Honda Muscle Milk |
| Start Position 9 | 11 | Kyle Chisholm | Valrico, FL | Yamaha YZ450F | -- none listed -- |
| Start Position 10 | 33 | Joshua Grant | Corona, CA | Yamaha YZ450F | Toyota/JGR/Yamaha |
| Start Position 11 | 22 | Chad Reed | Australia | Honda CRF 450 | Discount Tire Americas Tire/Shift/Fox/Mophie/Outride/Etnies/Honda/Factory Effex |
| Start Position 12 | 10 | Justin Brayton | Cornelius, NC | Yamaha YZ450F | Toyota/JGR/Yamaha |
| Start Position 13 | 39 | Robert Kiniry | Syracuse, NY | Yamaha YZ450F | dunlop/DRD exhaust/Yamalube/GYTR/360Unlimited/STS motorsports |
| Start Position 14 | 29 | Andrew Short | Smithville, TX | Honda CRF 450 | -none listed- |
| Start Position 15 | 54 | Les Smith | York, SC | KTM 450 SX-F Factory Edit | BTO Sports/KTM |
| Start Position 16 | 47 | Matthew Lemoine | Collinsville, TX | Kawasaki KX 450F | JAB Motorsports/Scott/Kawaski |
| Start Position 17 | 920 | Cedric Soubeyras | Berre L'Etang, France | Honda CRF 450 | HDI/Honda/Fox/Scorpion/Freegun/Michelin/Bihr |
| Start Position 18 | 42 | Vince Friese | Cape Girardeau, MO | Honda CRF 250 | Slaton Racing/Tuf Racing/ONeal/Shoei/Dunlop/Alpine Stars/Matrix |
| Start Position 19 | 20 | Broc Tickle | Holly, MI | Suzuki RM-Z450 | HCR/Dodge/Suzuki |
| Start Position 20 | 55 | Jimmy Albertson | Shawnee, OK | Honda CRF 250 | -- none listed -- |