| POS. | # | RIDER | HOMETOWN | BIKE | TEAM/SPONSORS |
|---|---|---|---|---|---|
| Start Position 1 | 51 | Justin Barcia | Pinetta, FL | Honda CRF 450 | Team Honda Muscle Milk |
| Start Position 2 | 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 3 | 15 | Dean Wilson | Wesley Chapel, FL | Kawasaki KX 450F | Discount Tire Racing/TwoTwo Motorsports/Monster/Pro Circuit Kawasaki |
| Start Position 4 | 94 | Ken Roczen | Germany | KTM 450 SX-F Factory Edit | KTM, RED BULL, MOTOREX, DUNLOP |
| Start Position 5 | 5 | Ryan Dungey | Belle Plaine, MN | KTM 450 SX-F Factory Edit | KTM, RED BULL, MOTOREX, DUNLOP |
| Start Position 6 | 10 | Justin Brayton | Cornelius, NC | Yamaha YZ450F | Toyota/Yamaha/Nfab/JGRMXteam |
| Start Position 7 | 44 | Matthew Goerke | Temecula, CA | KTM 450 SX-F Factory Edit | BTO Sports - KTM |
| Start Position 8 | 23 | William Hahn | Menifee, CA | Honda CRF 450 | GEICO Honda/AMSOIL/Muscle Milk/Yoshimura/Factory Connection |
| Start Position 9 | 800 | Mike Alessi | Hilliard, FL | Suzuki RM-Z450 | Smartop Motoconcepts Racing |
| Start Position 10 | 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 11 | 75 | Joshua Hill | Yoncalla, OR | Suzuki RM-Z450 | RCH/Soaring Eagle/Suzuki |
| Start Position 12 | 1 | Ryan Villopoto | Seattle, WA | Kawasaki KX 450F | Monster Energy Kawasaki |
| Start Position 13 | 415 | Nicholas Schmidt | Marysville , WA | Honda CRF 450 | Flyracing dsc naveen yoshimura dvsshoes |
| Start Position 14 | 9 | Ivan Tedesco | Albuquerque, NM | KTM 450 SX-F | Rockstar Energy Drink/KTM/BelaY/ONE/FMF/AIROH/DRAGON/ROCKWELL/HORIZON HOBBY |
| Start Position 15 | 27 | Nicholas Wey | Murrieta, CA | Kawasaki KX 450F | Team Mafia Moto Crew |
| Start Position 16 | 29 | Andrew Short | Smithville, TX | KTM 450 SX-F Factory Edit | BTO Sports - KTM |
| Start Position 17 | 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 |
| Start Position 18 | 77 | Jimmy Albertson | Shawnee, OK | Honda CRF 450 | Motosport.com/Crossland Racing/Freeguns/Don's/FMF Racing/Rekluse/Acerbis Plastics/Merge Racing |
| Start Position 19 | 228 | Daniel Meynet | Santa Ynez, CA | Kawasaki KX 450F | Me,The Privateer Journey, Fly racing, Galfer, VP fuels, Lucas Oil, Epic Motorsports, Acerbic, Dunlop, Engine Ice, XLT training, Dad, Mom, Hotcams, Mika metals, Feal Suspension |
| Start Position 20 | 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 21 | 722 | Adam Enticknap | Lompoc, CA | Honda CRF 450 | TPJ/FLY Racing/VikingBait/CalCoastPlumbing/TokyoMods/DaveHumphrey |
| Start Position 22 | 565 | Preston Mull | Modesto, CA | Yamaha YZ450F |