Info
| Last name | Seitz |
| First name | William |
| Nationality |  United States |
| Date of birth | 28-12-2001 |
| Age | 23 |
| Date | Rank | Race |
|---|---|---|
| 14-12 | DNF | USA National Championship CX (CN) |
| 24-11 | DNF | North Carolina Grand Prix - Day 2 (C2) |
| 23-11 | DNF | North Carolina Grand Prix - Day 1 (C2) |
| 19-05 | DNF | National Road Championships - USA (CN) |