| 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 |
| 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 |
| 57 | ![Kevin Moranz]() Kevin Moranz | | Topeka, KS | KTM 450 SX-F |
| 61 | ![Fredrik Noren]() Fredrik Noren | | Lidköping, Sweden  | KTM 450 SX-F |
| 63 | ![Jeremy Hand]() Jeremy Hand | | Mantua, OH | Honda CRF450R |
| 65 | ![Grant Harlan]() Grant Harlan | | Justin, TX | Kawasaki KX450 |
| 73 | ![Benny Bloss]() Benny Bloss | | Oak Grove, MO | KTM 450 SX-F |
| 82 | ![Chris Canning]() Chris Canning | | Hartford, CT | GasGas MC 450F |
| 88 | ![Jacob Runkles]()
Jacob Runkles | | Sykesville, MD | GasGas MC 450F |
| 92 | ![Jace Kessler]() Jace Kessler | | Eagle, MI | Honda CRF450R |
| 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 |
| 129 | ![Henry Miller]() Henry Miller | | Rochester, MN | KTM 450 SX-F |
| 139 | ![Nathen Laporte]() Nathen Laporte | | Wausau, WI | KTM 450 SX-F |
| 140 | ![Cullin Park]() Cullin Park | | Clermont, FL | Honda CRF450R |
| 141 | ![Richard Taylor]() Richard Taylor | | Idaho | Yamaha YZ450F |
| 143 | ![Nicholas Burgess]() Nicholas Burgess | | Crandall, GA | Suzuki RM-Z450 |
| 148 | ![Bryce Hansen]() Bryce Hansen | | Kaukauna, WI | Kawasaki KX450 |
| 168 | ![Cale Kuchnicki]() Cale Kuchnicki | | Alanson, MI | KTM 250 SX-F |
| 210 | ![John DelBalso]() John DelBalso | | Mentor on the Lake, OH | KTM 450 SX-F |
| 217 | ![Cory Gilliam]() Cory Gilliam | | Thurmont, MD | GasGas MC 450F |
| 222 | ![Antonio Cairoli]() Antonio Cairoli | | Patti, Sicily  | KTM 450 SX-F |
| 223 | ![Brandon Hugney]() Brandon Hugney | | Mount Joy, PA | Husqvarna FC 450 |
| 248 | ![Travis Delnicki]() Travis Delnicki | | Woodstock Valley, CT | Yamaha YZ450F |
| 263 | ![Lance Dehner]() Lance Dehner | | Boonsboro, MD | GasGas MC 450F |
| 266 | ![Brett Greenley]() Brett Greenley | | New Memphis, IL | Honda CRF450R |
| 279 | ![Timothy Crosby]() Timothy Crosby | | Confluence, PA | Kawasaki KX450 |
| 285 | ![Marshal Weltin]() Marshal Weltin | | Ubly, MI | Suzuki RM-Z450 |
| 290 | ![Joacim Clemin]() Joacim Clemin | | Sweden | Kawasaki KX450 |
| 297 | ![Vincent Harrison]() Vincent Harrison | | Reedsville, WV | Yamaha YZ450F |
| 309 | ![Jeremy Smith]() Jeremy Smith | | Marmora, NJ | Kawasaki KX450 |
| 319 | ![Devon Bates]() Devon Bates | | Las Vegas, NV | KTM 450 SX-F |
| 324 | ![James Cooper]() James Cooper | | Indianapolis, IN | Yamaha YZ450F |
| 364 | ![Chad Saultz]() Chad Saultz | | Batavia, IL | KTM 450 SX-F |
| 373 | ![Kyle Farren]() Kyle Farren | | Prince Frederick, MD | Kawasaki KX450SR |
| 391 | ![Rody Schroyer]() Rody Schroyer | | Ottawa Lake, MI | Honda CRF450R |
| 394 | ![Michael Lennon]() Michael Lennon | | Brandywine, MD | KTM 450 SX-F |
| 402 | ![Samuel Greenawalt]() Samuel Greenawalt | | Frostburg, MD | Kawasaki KX450 |
| 416 | ![Christopher Venditti]() Christopher Venditti | | Fort Mill, SC | Yamaha YZ250F |
| 420 | ![Jackson Gray]() Jackson Gray | | Forsyth, GA | Husqvarna FC 450 |
| 437 | ![Vincent Luhovey]() Vincent Luhovey | | Greensburg, PA | Kawasaki KX450 |
| 451 | ![Klay Prager]() Klay Prager | | Martins Ferry, OH | KTM 450 SX-F |
| 452 | ![Rylan Bly]() Rylan Bly | | Canada  | Honda CRF450R |
| 472 | ![Rory Sullivan]() Rory Sullivan | | Estacada, OR | Kawasaki KX450 |
| 483 | ![Bryton Carroll]() Bryton Carroll | | Vineland, NJ | Yamaha YZ450F |
| 488 | ![Travis Randanella]() Travis Randanella | | Marlton, NJ | KTM 450 SX-F |
| 489 | ![Ricci Randanella]() Ricci Randanella | | Marlton, NJ | Kawasaki KX450 |
| 494 | ![Joel Whitten]() Joel Whitten | | Partlow, VA | Kawasaki KX450SR |
| 495 | ![Judson Wisdom]() Judson Wisdom | | Lawrenceburg ![]() | Yamaha YZ450F |
| 496 | ![Dylan Kirchner]() Dylan Kirchner | | San Antonio, TX | Kawasaki KX450 |
| 514 | ![Anthony Roth]() Anthony Roth | | Cedar Run, NJ | Yamaha YZ450F |
| 521 | ![Ed Jones]() Ed Jones | | Pittsfeild, MA | Kawasaki KX450 |
| 522 | ![Rob Windt]() Rob Windt | | Netherlands  | Yamaha YZ450F |
| 525 | ![Spencer Winter]() Spencer Winter | | Waverly, TN | KTM 450 SX-F |
| 527 | ![Jimmy Knisley]() Jimmy Knisley | | Smock, PA | Kawasaki KX450 |
| 543 | ![Shawn Woody]() Shawn Woody | | Elkins, WV | Kawasaki KX450 |
| 580 | ![Dustin Jensen]() Dustin Jensen | | Port Saint Lucie, FL | GasGas MC 450F |
| 622 | ![Zac Maley]() Zac Maley | | Laotto, IN | Yamaha YZ450F |
| 624 | ![Garrett Smith]() Garrett Smith | | Ebensburg, PA | Honda CRF450R |
| 637 | ![Robert Piazza]() Robert Piazza | | Easton, PA | Yamaha YZ450F |
| 649 | ![Corey Burnett]() Corey Burnett | | Bainbridge, NY | Honda CRF450R |
| 682 | ![Izaih Clark]() Izaih Clark | | Fort Dodge, IA | Honda CRF450R |
| 700 | ![Kyle Krell]() Kyle Krell | | Ravena, NY | GasGas MC 450F |
| 711 | ![Tristan Lane]() Tristan Lane | | Deland, FL | KTM 450 SX-F |
| 718 | ![Grant Taylor]() Grant Taylor | | Tomball, TX | Honda CRF450R |
| 719 | ![Joshua Berchem]() Joshua Berchem | | West Greenwich, RI | GasGas MC 450F |
| 746 | ![Trevor Schmidt]() Trevor Schmidt | | Rochester, NY | KTM 450 SX-F |
| 755 | ![Kyle Ianuale]() Kyle Ianuale | | Gainesville, FL | KTM 450 SX-F |
| 776 | ![Seamus Sullivan]() Seamus Sullivan | | Foxborough, MA | Honda CRF450R |
| 788 | ![Josh Heintz]() Josh Heintz | | Pittsburgh, PA | Kawasaki KX450 |
| 789 | ![Nicholas Hayes]() Nicholas Hayes | | Chester, VA | Kawasaki KX450 |
| 820 | ![Matthew Burkeen]() Matthew Burkeen | | Cary, NC | Yamaha YZ250F |
| 826 | ![Trent Yoder]() Trent Yoder | | Grantsville, MD | Honda CRF450R |
| 837 | ![Bryson Gardner]() Bryson Gardner | | Paso Robles, CA | Honda CRF450R |
| 841 | ![Jeffrey Walker]()
Jeffrey Walker | | Ottawa Lake, MI | KTM 450 SX-F |
| 856 | ![Scott Iverson]() Scott Iverson | | Mashpee, MA | Honda CRF450R |
| 871 | ![Griffin Maxwell]() Griffin Maxwell | | Jamestown, OH | Kawasaki KX450SR |
| 873 | ![Jack Carpenter]() Jack Carpenter | | Ithaca, NY | Honda CRF450R |
| 915 | ![Ryan Quinn]() Ryan Quinn | | Landing, NJ | GasGas MC 450F |
| 958 | ![Matthew Curler]() Matthew Curler | | Belton, TX | Honda CRF450R |
| 965 | ![Cody Griffin]() Cody Griffin | | Mount Holly, NC | Yamaha YZ450F |
