Supercross Champion Ryan Dungey preparing for 2011
Team Rockstar Makita Suzuki's Ryan Dungey is the 2010 AMA Supercross and Motocross Champion. Going into the 2011 season, he'll be racing with the big 'Number 1' on his back and bike.
Here is a video of Ryan preparing for 2011 Supercross, courtesy of American Suzuki, Rockstar Makita Suzuki racing team, Yoshimura, The Creative Works, and TCW Films.
Source: http://www.supercross.com/features/supercross-champion-ryan-dungey-preparing-for-2011