Race Results: AMA Supercross | Round 15 Pittsburgh

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Monster Energy Yamaha Star Racing’s Cooper Webb withstood heavy pressure to earn his fifth win of the 2025 Monster Energy AMA Supercross Championship. The Pittsburgh Supercross victory helped secure Webb’s points lead with two rounds remaining on the season.

Red Bull KTM Factory Racing’s Chase Sexton had Webb in his sights for nearly every lap of the race, putting on two charges for the lead – both before and after a bobble that sent him off the track – but Sexton never got close enough to make a pass attempt. Sexton finished in second place, slowing his drive for the title after two consecutive wins at the previous rounds.

Monster Energy Yamaha Star Racing’s Justin Cooper followed up a heat race win with his second podium of the season. 

450SX HIGHLIGHTS

250SX EAST COAST:

The penultimate round of the Eastern Divisional 250SX Class Championship was a breathtaking race from start to finish. Tom Vialle took the win after an intense back-and-forth battle for the lead with Monster Energy Yamaha Star Racing’s Nate Thrasher, who led most of the race but had to settle for second at the end. Muc-Off FXR ClubMX Yamaha’s Maximus Vohland battled Vialle early for second, and held on for his career-first podium finish. 

Rockstar Energy Husqvarna Factory Racing’s RJ Hampshire took over third place in the later half of the race, but then crashed trying to work around a lapped rider. Hampshire remounted quickly to remain ahead of fifth-place finisher Monster Energy Pro Circuit Kawasaki’s Seth Hammaker. Hammaker, who held the points lead before the gate dropped, had a dramatic ride after a poor start; he made contact with several riders and pulled off one amazing save to stay on two wheels in the early laps. From there he marched forward to salvage a fifth place.

The division’s points now have the top three riders separated by only three points with one round remaining for the East division – the Dave Coombs Sr. 250SX Class East/West Showdown.

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