| Number | Rider | | Hometown | Bike |
|---|
| 3 | ![Eli Tomac]() Eli Tomac | | Cortez, CO  | Yamaha YZ450F |
| 5 | ![Ryan Dungey]() Ryan Dungey | | Belle Plaine, MN | KTM 450 SX-F |
| 7 | ![Aaron Plessinger]() Aaron Plessinger | | Hamilton, OH | KTM 450 SX-F |
| 12 | ![Shane McElrath]() Shane McElrath | | Canton, NC | Husqvarna FC 450 |
| 17 | ![Joey Savatgy]() Joey Savatgy | | Thomasville, GA | Kawasaki KX450SR |
| 19 | ![Justin Bogle]() Justin Bogle | | Cushing, OK | Suzuki RM-Z450 |
| 21 | ![Jason Anderson]() Jason Anderson | | Edgewood, NM | Kawasaki KX450SR |
| 23 | ![Chase Sexton]() Chase Sexton | | La Moille, IL | Honda CRF450R |
| 26 | ![Alex Martin]() Alex Martin | | Millville, MN | Yamaha YZ450F |
| 28 | ![Christian Craig]() Christian Craig | | Temecula, CA | Yamaha YZ450F |
| 35 | ![Garrett Marchbanks]() Garrett Marchbanks | | Coalville, UT | Yamaha YZ450F |
| 41 | ![Brandon Hartranft]() Brandon Hartranft | | Brick, NJ | Suzuki RM-Z450 |
| 51 | ![Justin Barcia]() Justin Barcia | | Monroe, NY | GasGas MC 450F |
| 55 | ![Justin Rodbell]() Justin Rodbell | | Prince Frederick, MD | Husqvarna FC 450 |
| 58 | ![Ryan Surratt]() Ryan Surratt | | Corona, CA | Yamaha YZ450F |
| 61 | ![Fredrik Noren]() Fredrik Noren | | Lidköping, Sweden  | KTM 450 SX-F |
| 65 | ![Grant Harlan]() Grant Harlan | | Justin, TX | Kawasaki KX450 |
| 73 | ![Benny Bloss]() Benny Bloss | | Oak Grove, MO | KTM 450 SX-F |
| 84 | ![Scott Meshey]() Scott Meshey | | Zephyrhills, FL | Husqvarna FC 450 |
| 88 | ![Jacob Runkles]()
Jacob Runkles | | Sykesville, MD | GasGas MC 450F |
| 93 | ![Tyler Stepek]() Tyler Stepek | | Mount Airy, MD | KTM 450 SX-F |
| 94 | ![Ken Roczen]() Ken Roczen | | Mattstedt, Germany  | Honda CRF450R |
| 97 | ![Jerry Robin]() Jerry Robin | | Hamel, MN | GasGas MC 450F |
| 141 | ![Richard Taylor]() Richard Taylor | | Idaho | Yamaha YZ450F |
| 145 | ![Travis Smith]() Travis Smith | | Lancaster, CA | KTM 450 SX-F |
| 149 | ![Chad Heishman]() Chad Heishman | | Reno, NV | Kawasaki KX450SR |
| 165 | ![Jorge Rubalcava]() Jorge Rubalcava | | El Paso, TX | Husqvarna FC 450 |
| 168 | ![Cale Kuchnicki]() Cale Kuchnicki | | Alanson, MI | KTM 250 SX-F |
| 170 | ![Keylan Meston]() Keylan Meston | | Calgary, AB  | Husqvarna FC 450 |
| 171 | ![Josh Mosiman]() Josh Mosiman | | Sebastopol, CA | Kawasaki KX450SR |
| 178 | ![Clayton Tucker]() Clayton Tucker | | El Dorado Hills, CA | Yamaha YZ450F |
| 204 | ![Kyle Greeson]()
Kyle Greeson | | Knightsen, CA | GasGas MC 450F |
| 212 | ![Daniel Ramirez]() Daniel Ramirez | | Costa Rica  | Yamaha YZ450F |
| 216 | ![Devin Harriman]() Devin Harriman | | Longview, WA | KTM 350 SX-F |
| 222 | ![Antonio Cairoli]() Antonio Cairoli | | Patti, Sicily  | KTM 450 SX-F |
| 234 | ![McCoy Brough]() McCoy Brough | | Kaysville, UT | Kawasaki KX450 |
| 250 | ![Brandon Kallberg]() Brandon Kallberg | | Olympia, WA | Yamaha YZ450F |
| 254 | ![Cody Briner]() Cody Briner | | Sierra Vista, AZ | GasGas MC 450F |
| 266 | ![Brett Greenley]() Brett Greenley | | New Memphis, IL | Honda CRF450R |
| 267 | ![Robert Nalezny]() Robert Nalezny | | Brentwood, CA | Honda CRF450R |
| 284 | ![Dennis Stapleton]() Dennis Stapleton | | Capitola, CA | Husqvarna FC 450 |
| 285 | ![Marshal Weltin]() Marshal Weltin | | Ubly, MI | GasGas MC 450F |
| 290 | ![Joacim Clemin]() Joacim Clemin | | Sweden | Kawasaki KX450 |
| 291 | ![Corey Kirkland]() Corey Kirkland | | Clatskanie, OR | Honda CRF450R |
| 292 | ![Kolton Dean]() Kolton Dean | | West Jordan, UT | Yamaha YZ450F |
| 319 | ![Devon Bates]() Devon Bates | | Las Vegas, NV | KTM 450 SX-F |
| 323 | ![Josh Gilbert]() Josh Gilbert | | United Kingdom  | Husqvarna FC 450 |
| 326 | ![Rafael Chao]() Rafael Chao | | Mexico  | Honda CRF450R |
| 366 | ![Blaze Cremaldi]() Blaze Cremaldi | | Rochester, NY | GasGas MC 450F |
| 371 | ![Dawson Ryker]() Dawson Ryker | | Olney, IL | Yamaha YZ450F |
| 417 | ![Dylan Gaszak]() Dylan Gaszak | | Lakeside, CA | GasGas MC 450F |
| 420 | ![Jackson Gray]() Jackson Gray | | Forsyth, GA | Husqvarna FC 450 |
| 441 | ![Steven Von Berckefeldt]() Steven Von Berckefeldt | | Fremont, CA | KTM 450 SX-F |
| 450 | ![Brad Burkhart]() Brad Burkhart | | Elk Grove, CA | Yamaha YZ450F |
| 454 | ![Layton Smail]() Layton Smail | | ![]() | KTM 350 SX-F |
| 458 | ![Brent Burkhart]() Brent Burkhart | | Elk Grove, CA | Kawasaki KX450 |
| 466 | ![Jake Mohnike]() Jake Mohnike | | Templeton, CA | KTM 450 SX-F |
| 472 | ![Rory Sullivan]() Rory Sullivan | | Estacada, OR | Kawasaki KX450 |
| 503 | ![McClellan Hile]() McClellan Hile | | Atascadero, CA | Honda CRF450R |
| 516 | ![Yeissen Rubalcava]() Yeissen Rubalcava | | El Paso, TX | Honda CRF450R |
| 565 | ![Dominic DeSimone]() Dominic DeSimone | | Las Vegas, NV | Honda CRF450R |
| 577 | ![Felix Lopez]() Felix Lopez | | Mexico | Husqvarna FC 450 |
| 591 | ![Charlie Putnam]() Charlie Putnam | | United Kingdom | Husqvarna FC 450 |
| 600 | ![Connor Olson]() Connor Olson | | Littleton, CO | KTM 450 SX-F |
| 610 | ![Nicolas Gonzales]() Nicolas Gonzales | | Hemet, CA | KTM 450 SX-F |
| 618 | ![Talon Gorman]() Talon Gorman | | Granite Bay, CA | GasGas MC 450F |
| 639 | ![Ryder Steffy]() Ryder Steffy | | Edmonds, WA | Kawasaki KX450 |
| 641 | ![Tommy Flora]() Tommy Flora | | Spanaway, WA | Honda CRF450R |
| 645 | ![Colby Copp]() Colby Copp | | Los Banos, CA | GasGas MC 450F |
| 651 | ![Jeremy Kowalsky]() Jeremy Kowalsky | | Cherryvale, KS | Honda CRF450R |
| 700 | ![Kyle Krell]() Kyle Krell | | Ravena, NY | GasGas MC 450F |
| 711 | ![Tristan Lane]() Tristan Lane | | Deland, FL | KTM 450 SX-F |
| 735 | ![Jake Warren]() Jake Warren | | Eugene, OR | KTM 450 SX-F |
| 737 | ![Zachary Butkiewicz]() Zachary Butkiewicz | | Sussex, NJ | GasGas MC 250F |
| 746 | ![Trevor Schmidt]() Trevor Schmidt | | Rochester, NY | KTM 450 SX-F |
| 770 | ![Doug Manhire]() Doug Manhire | | Fresno, CA | Yamaha YZ450F |
| 774 | ![Bradley Denton]() Bradley Denton | | Simi Valley, CA | Yamaha YZ450F |
| 776 | ![Seamus Sullivan]() Seamus Sullivan | | Foxborough, MA | Honda CRF450R |
| 815 | ![Colton Eigenmann]() Colton Eigenmann | | Titusville, FL | Yamaha YZ450F |
| 816 | ![Justin Muscutt]() Justin Muscutt | | Modesto, CA | Husqvarna FC 450 |
| 821 | ![Jeffrey Gorman]() Jeffrey Gorman | | Roseville, CA | Honda CRF450R |
| 830 | ![Ezra Lewis]() Ezra Lewis | | Cypress, CA | GasGas MC 450F |
| 837 | ![Bryson Gardner]() Bryson Gardner | | Paso Robles, CA | Honda CRF450R |
| 845 | ![Bryan O'Neil]() Bryan O'Neil | | Port Angeles, WA | KTM 250 SX-F |
| 897 | ![Blake Ballard]() Blake Ballard | | Lodi, CA | KTM 450 SX-F |
| 917 | ![Drew Thomas]() Drew Thomas | | Ione, CA | Yamaha YZ450F |
| 928 | ![Bryce Hammond]() Bryce Hammond | | Pleasanton, CA | Honda CRF450R |
| 958 | ![Matthew Curler]() Matthew Curler | | Belton, TX | Honda CRF450R |
