Cole Seely won the race but Ryan Dungey took the Supercross title in Houston, with KTM taking their first Supercross title.
Red Bull stable-mates Ryan Dungey and Marvin Musquin took the class victories in the AMA Supercross event at St Louis.
Ryan Dungey and Marvin Musquin won their respective classes as Red Bull KTM dominated in Indianapolis.
Ryan Dungey won again in Atlanta to move into a very secure points lead, while Marvin Musquin did the same in the East class.
Ryan Dungey and Marvin Musquin continued their strong starts to 2015 with class victories in the Daytona round of Monster Energy Supercross.