The Krum, Texas native suffered a concussion after crashing his vehicle while competing in the Winter X Games' snowmobile freestyle final at Buttermilk Mountain in Aspen. Colo. Jan. 24. He was airlifted to a nearby hospital for emergency surgery after paramedics found bleeding around his heart.
Moore's death is the first in the 18 years of the X Games, produced by ESPN.
"We are deeply saddened by Caleb Moore's passing and our thoughts and prayers go out to his parents, Wade and Michelle, his brother, Colten, and the entire Moore family," ESPN said in a statement. "He will be remembered for his natural passion for life and his deep love for his family and friends, and he will always be an inspiration to everyone he touched in the action sports community."