2021 Monster Energy AMA Supercross Championship
Houston 2 (East) - 450SX Group B Qualifying 1 Results
NRG Stadium
Houston, TX US 
January 19, 2021
450SX Group B Qualifying 1 Results
| Rider | Time | Interval | Best Lap | Hometown | Bike | |
|---|---|---|---|---|---|---|
| 1 |  Carlen Gardner | 44.966 | Paso Robles, CA  | Honda CRF450R | ||
| 2 |  Fredrik Noren | 45.104 | Lidköping  | Kawasaki KX450 | ||
| 3 |  Justin Starling | 45.133 | Deland, FL | KTM 450 SX-F | ||
| 4 |  Cade Clason | 45.157 | Arcadia, OH | Kawasaki KX450 | ||
| 5 |  Austin Politelli | 45.537 | Menifee, CA | Honda CRF450R | ||
| 6 |  AJ Catanzaro | 45.571 | Portland, CT | Kawasaki KX450 | ||
| 7 |  Joan Cros | 45.836 | Manlleu  | Kawasaki KX450 | ||
| 8 |  Nick Schmidt | 45.875 | Maryville, WA | Husqvarna FC 450 | ||
| 9 |  Ludovic Macler | 45.917 | Bliesbruck  | Kawasaki KX450 | ||
| 10 |  Ronnie Stewart | 46.038 | Easton, PA | GasGas | ||
| 11 |  Scott Champion | 46.041 | Temecula, CA | Yamaha YZ450F | ||
| 12 |  Justin Rodbell | 46.151 | Prince Frederick, MD | Kawasaki KX450 | ||
| 13 |  Jeremy Smith | 46.185 | Marmora, NJ | Kawasaki KX450 | ||
| 14 |  Chris Howell | 46.782 | Spokane, WA | Kawasaki KX450 | ||
| 15 |  Mason Kerr | 46.946 | Altoona, IA | Kawasaki KX450 | ||
| 16 |  Theodore Pauli | 46.959 | Edwardsville, IL | Kawasaki KX450 | ||
| 17 |  Scotty Wennerstrom | 47.161 | Tyler, TX | Kawasaki KX450 | ||
| 18 |  Deven Raper | 47.219 | Mesa, AZ | Kawasaki KX450 | ||
| 19 |  Vann Martin | 47.756 | Houston, TX | Husqvarna FC 450 | ||
| 20 |  Carter Stephenson | 47.842 | Rolla, MO | Kawasaki KX450 | ||
| 21 |  Joshua Greco | 47.891 | Valparaiso, IN | Husqvarna FC 450 | ||
| 22 | Robert Piazza | 48.072 | Easton, PA | Kawasaki KX450 | ||
| 23 | Aaron Leininger | 50.666 | Wesley Chapel, FL | Honda CRF450R |
