| POS. | # | RIDER | HOMETOWN | BIKE | TEAM/SPONSORS |
|---|---|---|---|---|---|
| Start Position 1 | 7 | James Stewart | Haines City, FL | Suzuki RM-Z450 | Suzuki, Yoshimura, Motorex, Dunlop, Renthal, Vortex, Shorai, Zero Gravity, GET, Seven, N-Style, Hinson Clutch Components, Renegade Fuels, Showa, Mechanix Wear, Works Connection, Twin Air, Matrix, D.I.D., Excel, NGK, Kokusan, Moto Tassinari |
| Start Position 2 | 51 | Justin Barcia | Pinetta, FL | Honda CRF 450 | Team Honda Muscle Milk |
| Start Position 3 | 800 | Mike Alessi | Hilliard, FL | Suzuki RM-Z450 | Smartop Motoconcepts Racing |
| Start Position 4 | 1 | Ryan Villopoto | Seattle, WA | Kawasaki KX 450F | Monster Energy Kawasaki |
| Start Position 5 | 75 | Joshua Hill | Yoncalla, OR | Suzuki RM-Z450 | RCH/Soaring Eagle/Suzuki |
| Start Position 6 | 21 | Cole Seely | Lake Elsinore, CA | Honda CRF 450 | Team Honda Muscle Milk |
| Start Position 7 | 5 | Ryan Dungey | Belle Plaine, MN | KTM 450 SX-F Factory Edit | KTM, RED BULL, MOTOREX, DUNLOP |
| Start Position 8 | 15 | Dean Wilson | Wesley Chapel, FL | Kawasaki KX 450F | Discount Tire Racing/TwoTwo Motorsports/Monster/Pro Circuit Kawasaki |
| Start Position 9 | 29 | Andrew Short | Smithville, TX | KTM 450 SX-F Factory Edit | BTO Sports - KTM - WPS |
| Start Position 10 | 23 | William Hahn | Menifee, CA | Honda CRF 450 | GEICO Honda/AMSOIL/Muscle Milk/Yoshimura/Factory Connection |
| Start Position 11 | 20 | Broc Tickle | Holly, MI | Suzuki RM-Z450 | RCH/Soaring Eagle/Suzuki |
| Start Position 12 | 10 | Justin Brayton | Cornelius, NC | Yamaha YZ450F | Toyota/Yamaha/Nfab/JGRMXteam |
| Start Position 13 | 33 | Joshua Grant | Corona, CA | Yamaha YZ450F | Toyota/Yamaha/Nfab/JGRmx team |
| Start Position 14 | 44 | Matthew Goerke | Temecula, CA | KTM 450 SX-F Factory Edit | BTO Sports - KTM - WPS |
| Start Position 15 | 94 | Ken Roczen | Germany | KTM 450 SX-F Factory Edit | KTM, RED BULL, MOTOREX, DUNLOP |
| Start Position 16 | 415 | Nicholas Schmidt | Marysville , WA | Honda CRF 450 | -- none listed -- |
| Start Position 17 | 68 | Chris Blose | Phoenix, AZ | Honda CRF 450 | N-FAB, FACTORY METAL WORKS, TESTA MOTORSPORTS, PHIT DESIGNS |
| Start Position 18 | 27 | Nicholas Wey | Murrieta, CA | Kawasaki KX 450F | Team Mafia Moto Crew |
| Start Position 19 | 40 | Weston Peick | Wildomar, CA | Suzuki RM-Z450 | Motosport.com/Fly Racing/Peick Racing/Hyper X/Yoshimura/Suzuki/Bolt Hardware/Spectro/Dragon/WPS/Dunlop/Surface/Galfer/VP Fuels/Motosport Hillsboro/Piston Bones/DAM Consulting/Acerbis |
| Start Position 20 | 77 | Jimmy Albertson | Shawnee, OK | Honda CRF 450 | Motosport.com/Crossland Racing/Freeguns/Don's/FMF Racing/Rekluse/Acerbis Plastics/Merge Racing |
| Start Position 21 | 606 | Ronnie Stewart | Easton, PA | Suzuki RM-Z450 | DirtCandy Graphics, PRBC.com, Yoshimura, ISC Racers Tape, Hellbound Racing, Spy Optics, Rekluse, Troy Lee Designs, Silkolene, Matrix Concepts, Galfer USA, DT1 Filters, Bazzaz, Dunlop, Pro Circuit |
| Start Position 22 | 374 | Cody Gilmore | Blair, NE | Kawasaki KX 450F | Yankton Motorsports, Motosport.com, Chrome Horse Choppers, RaceTech, HoliRosa, MotoOption, Hotcams, Sunstar, Strikt, Utopia, Ti Lube, Vertex, Streamline Brakes, Odi Grips, Dt1 Filters, Motion Pro, FmF, Ride Engineering, Hammerhead, Mx Culture, motonews.co |