Round 6 of the 2026 Monster Energy AMA Supercross Championship delivered one of the most exciting nights of the season at Lumen Field, with Eli Tomac (Red Bull KTM Factory Racing) reclaiming the top step in the premier 450SX class and **Haiden Deegan (Monster Energy Yamaha Star Racing) extending his remarkable streak in the 250SX West division. Tomac battled through tough, deteriorating track conditions to take his third 450SX main event victory of the season by more than nine seconds, while Deegan held off spirited pressure from Levi Kitchen to score his fifth straight 250SX West win.
450SX Main Event Results Seattle Supercross 2026
| Position | Rider | Team / Bike | Gap |
|---|---|---|---|
| 1 | Eli Tomac | Red Bull KTM Factory Racing | 24 laps |
| 2 | Cooper Webb | Monster Energy Yamaha Star Racing | +9.265s |
| 3 | Justin Cooper | Monster Energy Yamaha Star Racing | +15.958s |
| 4 | Hunter Lawrence | Honda HRC Progressive | +20.814s |
| 5 | Chase Sexton | Monster Energy Kawasaki | +30.331s |
| 6 | Malcolm Stewart | Rockstar Energy Husqvarna | +39.897s |
| 7 | Aaron Plessinger | Red Bull KTM Factory Racing | +46.011s |
| 8 | Joey Savatgy | Honda | +48.470s |
| 9 | Dylan Ferrandis | Ducati | +49.239s |
| 10 | Ken Roczen | Progressive Insurance Cycle Gear ECSTAR Suzuki | 1 lap |
In the 450SX main event Tomac executed a smart, patient ride on the gnarly Seattle track, taking the lead midway through the 20-minute plus one lap race and pulling away to score his third win of 2026. Cooper Webb grabbed second after leading early, and Justin Cooper came home third his first podium of the season. Hunter Lawrence, the championship points leader, finished fourth after remounting from a mid-race collision, but he held onto the red plate by just one point heading into Round 7.
250SX West Main Event Results Seattle Supercross 2026
| Position | Rider | Team / Bike | Gap |
|---|---|---|---|
| 1 | Haiden Deegan | Monster Energy Yamaha Star Racing | 19 laps |
| 2 | Levi Kitchen | Kawasaki | +1.500s |
| 3 | Max Anstie | Monster Energy Yamaha Star Racing | +31.654s |
| 4 | Ryder DiFrancesco | Rockstar Energy Husqvarna Factory Racing | +39.779s |
| 5 | Cameron McAdoo | Monster Energy Pro Circuit Kawasaki | +41.087s |
| 6 | Michael Mosiman | Monster Energy Yamaha Star Racing | +49.549s |
| 7 | Max Vohland | Yamaha | +1:02.175 |
| 8 | Hunter Yoder | Yamaha | 1 lap |
| 9 | Parker Ross | Yamaha | 1 lap |
| 10 | Carson Mumford | KTM | 1 lap |
In 250SX West, Deegan and Kitchen provided one of the standout battles of the night as the two traded the lead multiple times on the demanding Seattle track. Ultimately Deegan’s experience and speed allowed him to edge out the hometown favourite by just 1.5 seconds for his fifth consecutive win, while Max Anstie rounded out the podium.
Night’s Story & Race Highlights
The Seattle main events were run on a soft, technical track that deteriorated quickly, challenging riders’ ability to find rhythm through the whoops and rhythm sections. In the 450 main, Cooper Webb grabbed the holeshot and led early, but Tomac patiently stalked him before making a decisive pass around halfway. Once in front, Tomac opened a multi-second gap and managed traffic expertly to take a comfortable victory. Webb held off late pressure to take second, with Justin Cooper capitalising on a battle ahead to secure his first podium of the season. Hunter Lawrence overcame a mid-race incident to finish fourth and retain the championship lead.
In the 250SX West main, Deegan’s duel with Kitchen gave fans fireworks trading positions multiple times before Deegan ultimately prevailed in one of his toughest wins of the year. Kitchen’s strong ride delighted the Seattle crowd and confirmed him as a serious title contender should Deegan falter later in the season.
Championship Impact
After Seattle, the 450SX championship is tighter than ever. Hunter Lawrence holds a slender one-point advantage over Tomac, with both riders appearing locked in a duel for the 2026 title. Webb and Ken Roczen sit just outside the top two, keeping the championship picture wide open as the series heads next to Arlington
In 250SX West, Haiden Deegan’s fifth straight win has put him in firm control of the title fight, building a significant points lead while his rivals continue to chase consistency and pace later in the season.