Founder and CEO of Tough Mudder, the Premier Obstacle Course Series
American racing cyclist who represents the United States in BMX
5x X-Games Gold Medalist
Award-Winning BMX Rider
Professional Skateboarder and Daredevil; Known for "Jackass" and "Viva La Bam"
Eric Koston turned professional in 1991 when he joined the H-Street team.
American BMX Rider, Professional Musician, and Host of MTV's 'The Challenge'
Rally Racing Motorcycle Rider; Three-Time Dakar Rally Winner
Rally car driver and co-founder of DC Shoes
American Motorcycle Racer
American Motorcross Racer
Professional BMX Rider
Italian Motorcycle Racer
Retired Freestyle Motocross Racer; Appeared on A&E's "Inked"
Motocross Rider and Extreme Sports Athlete
Marathon Runner; 1984 Olympics Gold Medalist
Motivational Speaker, First and Only Quadriplegic Rock Crawler
Alpine Mountaineer & Founder of Gym Jones