Coming to you from NRG Stadium in Houston, Texas, for the opening round of the 2021 Monster Energy AMA Supercross Championship. From practice reports to the blow-by-blow from tonight’s program, you’ll find it all right here on the Racer X Race Day Feed. Updates are posted in chronological order, so be sure to scroll down for the latest info.

2021 Houston Supercross Round 1 Full Heat Races and Main Events will be uploaded down bellow ENJOY !!

450 SX Main Event

450 SX Main Event