| 1 | ![Jett Lawrence]() Jett Lawrence | | Landsborough, Australia  | Honda CRF450R Works Edition |
| 2 | ![Cooper Webb]() Cooper Webb | | Newport, NC  | Yamaha YZ450F |
| 3 | ![Eli Tomac]() Eli Tomac | | Cortez, CO | Yamaha YZ450F |
| 4 | ![Chase Sexton]() Chase Sexton | | La Moille, IL | KTM 250 SX-F |
| 11 | ![Kyle Chisholm]() Kyle Chisholm | | Clearwater, FL | Suzuki RM-Z450 |
| 12 | ![Shane McElrath]() Shane McElrath | | Canton, NC | Honda CRF450R Works Edition |
| 14 | ![Dylan Ferrandis]() Dylan Ferrandis | | Avignon, France  | Honda CRF450R |
| 15 | ![Dean Wilson]() Dean Wilson | | Scotland, United Kingdom  | Honda CRF450R Works Edition |
| 17 | ![Joey Savatgy]() Joey Savatgy | | Thomasville, GA | Honda CRF450R Works Edition |
| 24 | ![R.J. Hampshire]() R.J. Hampshire | | Hudson, FL | Husqvarna FC 450 |
| 27 | ![Malcolm Stewart]() Malcolm Stewart | | Haines City, FL | Husqvarna FC 450 |
| 32 | ![Justin Cooper]() Justin Cooper | | Cold Spring Harbor, NY | Yamaha YZ450F |
| 35 | ![Marshal Weltin]() Marshal Weltin | | Ubly, MI | Yamaha YZ450F |
| 37 | ![Coty Schock]() Coty Schock | | Dover, DE | Yamaha YZ450F |
| 42 | ![Harri Kullas]() Harri Kullas | | Estonia  | Husqvarna FC 450 |
| 43 | ![Grant Harlan]() Grant Harlan | | Justin, TX | Yamaha YZ450F |
| 46 | ![Justin Hill]() Justin Hill | | Yoncalla, OR | KTM 450 SX-F |
| 49 | ![Mitchell Oldenburg]() Mitchell Oldenburg | | Alvord, TX | Beta 450 RX |
| 51 | ![Justin Barcia]() Justin Barcia | | Monroe, NY | GasGas MC 450F Factory Edition |
| 53 | ![Romain Pape]() Romain Pape | | Morlaix, France | Yamaha YZ450F |
| 57 | ![Benny Bloss]() Benny Bloss | | Oak Grove, MO | Beta 450 RX |
| 68 | ![Jeremy Hand]() Jeremy Hand | | Mantua, OH | Honda CRF450R Works Edition |
| 80 | ![Derek Drake]() Derek Drake | | San Luis Obispo, CA | Yamaha YZ250 |
| 86 | ![Mitchell Harrison]() Mitchell Harrison | | Lansing, MI | Kawasaki KX450SR |
| 94 | ![Ken Roczen]() Ken Roczen | | Mattstedt, Germany  | Suzuki RM-Z450 |
| 96 | ![Hunter Lawrence]() Hunter Lawrence | | Landsborough, Australia | Honda CRF450R Works Edition |
| 199 | ![John Short]() John Short | | Pilot Point, TX | Honda CRF450R Works Edition |
| 992 | ![Valentin Guillod]() Valentin Guillod | | Switzerland  | Yamaha YZ450F |
