2021 Monster Energy AMA Supercross Championship
Houston 3 (East) - 450SX Group B Qualifying 1 Results
NRG Stadium
Houston, TX US 
January 23, 2021
450SX Group B Qualifying 1 Results
| Rider | Time | Interval | Best Lap | Hometown | Bike | |
|---|---|---|---|---|---|---|
| 1 |  Justin Starling | 51.287 | Deland, FL  | KTM 450 SX-F | ||
| 2 |  Adam Enticknap | 51.803 | Lompoc, CA | Suzuki RM-Z450 | ||
| 3 |  Austin Politelli | 52.141 | Menifee, CA | Honda CRF450R | ||
| 4 |  Carlen Gardner | 52.292 | Paso Robles, CA | Honda CRF450R | ||
| 5 |  AJ Catanzaro | 52.428 | Portland, CT | Kawasaki KX450 | ||
| 6 |  Cade Clason | 52.551 | Arcadia, OH | Kawasaki KX450 | ||
| 7 |  Ronnie Stewart | 52.602 | Easton, PA | GasGas | ||
| 8 |  Jeremy Smith | 52.800 | Marmora, NJ | Kawasaki KX450 | ||
| 9 |  Nick Schmidt | 53.095 | Maryville, WA | Husqvarna FC 450 | ||
| 10 |  Joan Cros | 53.320 | Manlleu  | Kawasaki KX450 | ||
| 11 |  Fredrik Noren | 53.427 | Lidköping  | Kawasaki KX450 | ||
| 12 |  Ludovic Macler | 53.565 | Bliesbruck  | Kawasaki KX450 | ||
| 13 |  Justin Rodbell | 53.780 | Prince Frederick, MD | Kawasaki KX450 | ||
| 14 |  Deven Raper | 54.012 | Mesa, AZ | Kawasaki KX450 | ||
| 15 |  Carter Stephenson | 54.266 | Rolla, MO | Kawasaki KX450 | ||
| 16 |  Joshua Greco | 54.524 | Valparaiso, IN | Husqvarna FC 450 | ||
| 17 |  Scotty Wennerstrom | 54.619 | Tyler, TX | Kawasaki KX450 | ||
| 18 |  Chris Howell | 54.810 | Spokane, WA | Kawasaki KX450 | ||
| 19 |  Scott Champion | 54.834 | Temecula, CA | Yamaha YZ450F | ||
| 20 |  Theodore Pauli | 55.144 | Edwardsville, IL | Kawasaki KX450 | ||
| 21 |  Vann Martin | 55.782 | Houston, TX | Husqvarna FC 450 | ||
| 22 | Aaron Leininger | 58.893 | Wesley Chapel, FL | Honda CRF450R |
