2018 Monster Energy AMA Supercross Championship St. Louis: 450SX LCQ Results
250SX East March 17, 2018
450SX LCQ Results
| Rider | Time | Interval | Best Lap | Hometown | Bike | |
|---|---|---|---|---|---|---|
| 1 |  Malcolm Stewart | 49.384 | 8 Laps | Haines City, FL  | Suzuki RM-Z450 | |
| 2 |  AJ Catanzaro | 50.454 | +07.730 | Portland, CT | Kawasaki KX450F | |
| 3 |  Dylan Merriam | 50.934 | +09.380 | Corona, CA | Yamaha YZ450F | |
| 4 |  Scott Champion | 51.086 | +12.047 | Temecula, CA | Yamaha YZ450F | |
| 5 |  Brandon Scharer | 50.226 | +12.055 | Gardena, CA | Yamaha YZ450F | |
| 6 |  Ronnie Stewart | 51.189 | +17.835 | Easton, PA | Honda CRF450R | |
| 7 |  Deven Raper | 52.231 | +20.010 | Mesa, AZ | Kawasaki KX450F | |
| 8 |  Justin Starling | 51.646 | +20.081 | Deland, FL | Husqvarna FC 250 | |
| 9 |  Carlen Gardner | 51.849 | +21.976 | Paso Robles, CA | Honda CRF450R | |
| 10 |  Theodore Pauli | 52.176 | +23.344 | Edwardsville, IL | Kawasaki KX450F | |
| 11 |  Blake Lilly | 51.485 | +24.533 | Wildomar, CA | Husqvarna FC 450 | |
| 12 |  Bryce Stewart | 52.386 | +30.901 | Huntington Beach, CA | Yamaha YZ450F | |
| 13 |  Chris Howell | 52.382 | +31.763 | Spokane, WA | Husqvarna FC 350 | |
| 14 |  Tevin Tapia | 53.075 | +33.354 | Federal Way, WA | Yamaha YZ450F | |
| 15 |  Chase Marquier | 53.020 | +33.910 | Newcastle, OK | Husqvarna FC 250 | |
| 16 |  Cade Autenrieth | 51.642 | +34.423 | Hemet, CA | KTM 450 SX-F | |
| 17 |  Scotty Wennerstrom | 53.677 | +38.133 | Tyler, TX | Kawasaki KX450F | |
| 18 | Brice Klippel | 54.176 | +38.464 | Bradford, TN | Honda CRF450R | |
| 19 |  Alexander Nagy | 54.097 | +41.269 | Richmond, IL | KTM 450 SX-F | |
| 20 |  Henry Miller | 50.815 | +55.914 | Rochester, MN | Suzuki RM-Z450 | |
| 21 |  Dustin Pipes | DNF | Fresno, CA | Suzuki RM-Z450 | ||
| 22 |  Bradley Taft | DNS | Nixa, MO | Yamaha YZ250F |
