2021 Monster Energy AMA Supercross Championship
Arlington 3 (West) - 250SX West Group A Qualifying 1 Results
AT&T Stadium
Arlington, TX US 
March 20, 2021
250SX West Group A Qualifying 1 Results
| Rider | Time | Interval | Best Lap | Hometown | Bike | |
|---|---|---|---|---|---|---|
| 1 |  Justin Cooper | 49.8430 | Cold Spring Harbor, NY  | Yamaha YZ250F | ||
| 2 |  Cameron McAdoo | 50.0670 | Sioux City, IA | Kawasaki KX250 | ||
| 3 |  Jordon Smith | 50.9670 | Belmont, NC | Kawasaki KX250 | ||
| 4 |  Hunter Lawrence | 51.1190 | Landsborough  | Honda CRF250R | ||
| 5 |  Garrett Marchbanks | 51.1950 | Coalville, UT | Yamaha YZ250F | ||
| 6 |  Seth Hammaker | 51.2700 | Bainbridge, PA | Kawasaki KX250 | ||
| 7 |  Nate Thrasher | 51.7110 | Livingston, TN | Yamaha YZ250F | ||
| 8 |  Mitchell Harrison | 51.8350 | Lansing, MI | Honda CRF250R | ||
| 9 |  Jarrett Frye | 51.8810 | Mechanicsville, MD | Yamaha YZ250F | ||
| 10 |  Jalek Swoll | 51.9310 | Belleview, FL | Husqvarna FC 250 | ||
| 11 |  Kyle Peters | 52.1830 | Greensboro, NC | Honda CRF250R | ||
| 12 |  Chris Blose | 52.3460 | Phoenix, AZ | GasGas MC 250F | ||
| 13 |  Cedric Soubeyras | 52.3990 | Entraigues Sue  | GasGas MC 250F | ||
| 14 |  Jace Owen | 52.4140 | Mattoon, IL | Yamaha YZ250F | ||
| 15 |  Coty Schock | 52.5750 | Dover, DE | Honda CRF250R | ||
| 16 |  Carson Mumford | 52.9570 | Simi Valley, CA | Honda CRF250R | ||
| 17 |  Robbie Wageman | 52.9600 | Newhall, CA | Yamaha YZ250F | ||
| 18 |  Ty Masterpool | 54.1930 | Paradise, TX | GasGas MC 250F | ||
| 19 |  Dustin Winter | 54.4300 | Clearwater, KS | Yamaha YZ250F |
