| Dates | 4 Apr 2026 |
|---|---|
| Location | USA, St. Louis, Missouri |
| Where it counts | AMA Supercross round 12 of 17 |
| Official site | Unconfirmed |
The Dome at America's Center, with a 250 Showdown.
| Pos | Rider | Bike | Result | Team |
|---|---|---|---|---|
| 1 | Ken Roczen | Suzuki | 23/21:43.673 | Progressive Insurance / Cycle Gear / Ecstar Suzuki |
| 2 | Justin Cooper | Yamaha | 23/21:56.967 | Monster Energy Yamaha Star Racing |
| 3 | Hunter Lawrence | Honda | 23/22:03.301 | Honda HRC Progressive |
| Pos | Rider | Bike | Result | Team |
|---|---|---|---|---|
| 1 | Haiden Deegan | Yamaha | 18/16:52.298 | Monster Energy Star Racing Yamaha |
| 2 | Cole Davies | Yamaha | 18/17:07.951 | Monster Energy Star Racing Yamaha |
| 3 | Seth Hammaker | Kawasaki | 18/17:20.291 | Monster Energy Pro Circuit Kawasaki |
Top three of each class overall, from the official results (retrieved 2026-09-22). "Result" is laps and time for a single main event, or the finishing positions of each race where the round ran as three. Full classifications are on the official site.