| POS. | # | RIDER | HOMETOWN | BIKE | TEAM/SPONSORS |
|---|---|---|---|---|---|
| Start Position 1 | 1 | Ryan Villopoto | Seattle, WA | Kawasaki KX 450F | Monster Energy Kawasaki |
| Start Position 2 | 10 | Justin Brayton | Cornelius, NC | Yamaha YZ450F | Toyota/JGR/Yamaha |
| Start Position 3 | 7 | James Stewart | Haines City, FL | Suzuki RM-Z450 | Yoshimura Suzuki Factory Racing |
| Start Position 4 | 41 | Trey Canard | Shawnee, OK | Honda CRF 450 | Team Honda Muscle Milk |
| Start Position 5 | 22 | Chad Reed | Australia | Honda CRF 450 | Discount Tire Americas Tire/Shift/Fox/Mophie/Outride/Etnies/Honda/Factory Effex |
| Start Position 6 | 800 | Mike Alessi | Hilliard, FL | Suzuki RM-Z450 | Motoconcepts Racing/Smartop/JT Racing/FMF |
| Start Position 7 | 11 | Kyle Chisholm | Valrico, FL | Yamaha YZ450F | dunlop/dr d exhaust/yamalube/GYTR/360 Unlimited/sts motorsports/pro taper/ride engineering/motomaster/works connection/hinson/matrix/renegade fuel/twin air/supersprox/did/cycra/dubya |
| Start Position 8 | 39 | Robert Kiniry | Syracuse, NY | Yamaha YZ450F | dunlop/dr d exhaust/yamalube/GYTR/360 unlimited/sts motorsports/pro taper/ride engineering/motomaster/works connection/hinson/matrix/renegade fuel/supersprox/twin air/cycra/did/dubya |
| Start Position 9 | 29 | Andrew Short | Smithville, TX | Honda CRF 450 | -none listed- |
| Start Position 10 | 33 | Joshua Grant | Corona, CA | Yamaha YZ450F | Toyota/JGR/Yamaha |
| Start Position 11 | 20 | Broc Tickle | Holly, MI | Suzuki RM-Z450 | HCR/Dodge/Suzuki |
| Start Position 12 | 42 | Vince Friese | Cape Girardeau, MO | Honda CRF 450 | Slaton racing/Tuf/Oneal/Shoei/Fmf/Aipinestar/Smith/Works connection/Dunlop/Fusion graphics/Matrix |
| Start Position 13 | 62 | Matthew Goerke | Lake Helen, FL | KTM 450 SX-F | BTOSports.com/KTM |
| Start Position 14 | 47 | Matthew Lemoine | Collinsville, TX | Kawasaki KX 450F | JAB Motorsports/Scott/Kawaski |
| Start Position 15 | 46 | Weston Peick | Wildomar, CA | Suzuki RM-Z450 | MB1 Motorsports/Hyper X/FLY/R2MX/Pro Ride/Utopia/Dunlop/Renegade/Bolt Hardware/FMF |
| Start Position 16 | 12 | Jake Weimer | Rupert, ID | Kawasaki KX 450F | Monster Energy Kawasaki |
| Start Position 17 | 84 | Chris Blose | Phoenix, AZ | Yamaha YZ450F | N-Fab TiLUBE Yamaha |
| Start Position 18 | 5 | Ryan Dungey | Belle Plaine, MN | KTM 450 SX-F Factory Edit | Red Bull/KTM/Motorex/Dunlop/Foremost/WP/Akrapovic |
| Start Position 19 | 18 | David Millsaps | Murrieta, CA | Suzuki RM-Z450 | Rockstar Energy Suzuki |
| Start Position 20 | 51 | Justin Barcia | Pinetta, FL | Honda CRF 450 | Team Honda Muscle Milk |