250SX East
2nd
Points
125
Season Wins
1
Seth Hammaker Biography
Seth Hammaker was born on September 29, 2000 in Bainbridge, PA, and began racing professionally in 2021. Hammaker made his first professional start at Orlando 2 on February 20, 2021. Hammaker is currently racing for Monster Energy/Pro Circuit Kawasaki.
Accomplishments
- 2025 SuperMotocross World Championship 250SMX Runner-Up
- 2021 Monster Energy AMA Supercross Championship 250SX West 4th place
- 2025 Monster Energy AMA Supercross Championship 250SX East Runner-Up
- 1 career Monster Energy AMA Supercross Championship 250SX West Win
- 2 career Monster Energy AMA Supercross Championship 250SX East Wins
- 2021 AMA 250SX Rookie of the Year
| Date of Birth: | September 29, 2000 (25) |
| Turned AMA Pro: | 2021 |
| Height: | 5' 7" |
| Weight: | 150 lbs |
Team
Seth Hammaker News
Mon Apr 6 Roczen: "If it goes south, so be it…I have nothing to lose" 
Mon Apr 6 St. Louis SX Review Podcast: Kenny's Roll, Eli's Struggles, Deegan on Fire ![Thomas: “Whether body or bike, the form [Tomac’s] on right now isn’t good enough to win”](http://rxi.iscdn.net/2026/04/325960_tomacalignmediasx26stlouis021.jpg)
Sun Apr 5 Thomas: “Whether body or bike, the form [Tomac’s] on right now isn’t good enough to win” 
Sun Apr 5 St. Louis SX: Roczen Goes Back-to-Back to Close Up 450SX Title Fight, Deegan Clinches 250SX West, Davies Gains on Hammaker 
