See all the BTS Action and the SX Champions of 2018 be crowned at the final round of the Monster Energy AMA Supercross action in Las Vegas.
A badly injured back couldn't stop Toni Bou from claiming his 12th indoor world title. See how he did it in the highlights video below.
Dirt Shark takes you behind the scenes at the final round of the Monster Energy AMA Supercross Championship in Las Vegas!
Re-live the epic MXoN in Germany Teutschenthal, as we watch the world’s best riders battle it out for their country!