| POS. | # | RIDER | HOMETOWN | BIKE | TEAM/SPONSORS |
|---|---|---|---|---|---|
| Start Position 1 | 25 | Marvin Musquin | France | KTM 450 SX-F Factory Edit | RED BULL, KTM, MOTOREX, AKRAPOVIC, DUNLOP |
| Start Position 2 | 3 | Eli Tomac | Cortez, CO | Kawasaki KX 450 | MONSTER ENERGY KAWASAKI |
| Start Position 3 | 94 | Ken Roczen | Germany | Honda CRF 450 | TEAM HONDA HRC, FOX RACING, RED BULL, STANCE, BREITLING, CANYON BICYCLES, ART OF SPORT |
| Start Position 4 | 10 | Justin Brayton | Mint Hill, NC | Honda CRF 450 | Smartop Bullfrog Spas Honda |
| Start Position 5 | 1 | Jason Anderson | Rio Rancho, NM | Husqvarna FC450 | Rockstar Energy Husqvarna Factory Racing |
| Start Position 6 | 2 | Cooper Webb | Newport, NC | KTM 450 SX-F Factory Edit | RED BULL, KTM, MOTOREX, AKRAPOVIC, DUNLOP |
| Start Position 7 | 46 | Justin Hill | Yoncalla, OR | Suzuki RM-Z450 | Jgrmx/Yoshimura/Suzuki Factory Racing |
| Start Position 8 | 17 | Joey Savatgy | Tallahassee, FL | Kawasaki KX 450 | MONSTER ENERGY KAWASAKI |
| Start Position 9 | 15 | Dean Wilson | Clermont, FL | Husqvarna FC450 | Rockstar Energy Husqvarna/Oneal/Artificial Grass Liquidators/Toyota Escondido |
| Start Position 10 | 51 | Justin Barcia | Greenville, FL | Yamaha YZ450F | MONSTER ENERGY-YAMAHA FACTORY RACING |
| Start Position 11 | 7 | Aaron Plessinger | Hamilton, OH | Yamaha YZ450F | MONSTER ENERGY-YAMAHA FACTORY RACING |
| Start Position 12 | 42 | Vince Friese | Cape Girardeau, MO | Honda CRF 450 | Smartop Bullfrog Spas Honda |
| Start Position 13 | 14 | Cole Seely | Newbury Park, CA | Honda CRF 450 | Team Honda HRC |
| Start Position 14 | 4 | Blake Baggett | Grand Terrace, CA | KTM 450 SX-F Factory Edit | Rocky Mountain ATV/MC - KTM -WPS |
| Start Position 15 | 19 | Justin Bogle | Cushing, OK | KTM 450 SX-F Factory Edit | Rocky Mountain ATV/MC - KTM -WPS |
| Start Position 16 | 22 | Chad Reed | Dade City, FL | Suzuki RM-Z450 | Jgrmx/Yoshimura/Factory Suzuki Racing |
| Start Position 17 | 43 | Tyler Bowers | Lake Elsinore, CA | Kawasaki KX 450F | |
| Start Position 18 | 62 | Alex Ray | Milan, TN | Suzuki RM-Z450 | H.E.P. Motorsports/Suzuki/Thor/Mayhem Wheels/Redline Oil |
| Start Position 19 | 41 | Ben Lamay | Wasilla, AK | Honda CRF 450 | TPJ/Fly Racing/DSC Construction/LBeardsleycpa/Xbrand/RTS inc/Racetech/Gaerne/Evs/GET data/Bills Pipe/Devol/Neken/Ogio/Dubya |
| Start Position 20 | 941 | Angelo Pellegrini | Italy | Honda CRF 450 | Inukshuk, Motoconcepts, Hevik, Kappa Moto, Seven MX, Matrix, Tag, Risemousse, AB1, Nikon, Piovani, DCshoes, Scott, Bell, Alpinestars, Dunlop, GoBig.shop, Alpa, Cristalthick, Mobius, Trafomec, Selle Dalla Valle |
| Start Position 21 | 99 | Austin Politelli | Murrieta, CA | Honda CRF 450 | TPJ Fly Racing/HRT/Carl Cycles/California Coast Plumbers/Karcher/Lucas Oil/Pirelli/Rekluse/Engine Ice/Acerbis/Magik Graphics/Galfer/Torc 1 Racing |
| Start Position 22 | 606 | Ronnie Stewart | East Waterboro, ME | Husqvarna FC450 | Liberty Elevator Corp./ISC Racers Tape/50 Yardline Sports Bar/FXR Racing/Hellbound Racing/Ocean County Powersports/DeCal Works/Factory Connection/Pirelli/Sunstar/Asterisk/6D/Hinson Clutch Components/Dubya USA/Matrix Concepts/MotoStuff/DT1 Filter Service/O |