| WILLIAM LARSON (ISANTI, MN) |
Class Results: 50cc DTX Sr. (7-8)
| Round | Event Location | Event Date | Pos. | Points | Bike |
| 9 | SIOUX FALLS, SD | 5/23/2010 | 3 | 21 | KTM |
| 7 | SIOUX FALLS, SD | 5/21/2010 | 3 | 21 | KTM |
| 8 | SIOUX FALLS, SD | 5/22/2010 | 5 | 16 | KTM |
| WILLIAM LARSON (ISANTI, MN) |
Class Results: 50cc DTX Sr. (7-8)
| Round | Event Location | Event Date | Pos. | Points | Bike |
| 9 | SIOUX FALLS, SD | 5/23/2010 | 3 | 21 | KTM |
| 7 | SIOUX FALLS, SD | 5/21/2010 | 3 | 21 | KTM |
| 8 | SIOUX FALLS, SD | 5/22/2010 | 5 | 16 | KTM |