he is an American professional motocross racer competing in super cross. He is known for being the first African-American to have success at the very top level of any major motorsports association. His birthday is in December 21, 1985 ( ) (age 25) is an American professional motocross racer competing in supercross FIM World Supercross Grand Prix Champion 2007 FIM World Supercross Grand Prix Champion 2006 Motocross of Nations Champion 2008 Motocross of Nations Champion 2009 FIM World Supercross Champion world he won

2005 Stewart moved up to the premier 450cc class for both the Supercross series and the Outdoor National Motocross series Stewart captured his very first career Supercross victory. He would go on to record many more victories throughout 2005 and 2006, and he eventually won the 2007 Supercross Championship. He was unable to finish the 2007 National series due to a knee injury Stewart was unable to compete in the 2008 Supercross season deciding to have surgery to properly repair his knee. He returned to racing at the first round of the outdoor nationals and went on to win all 24 motos

2010 After a strong charge by Supercross class rookie Ryan Dungy, Stewart captured the lead on lap 18, taking the win at the opening round at Anaheim. In round 2, Stewart was involved in a crash during his heat, coming back to win the Last Chance Qualifier. In the final, a collision with Chad Reed caused both riders to fall Stewart's wrist injury took longer than expected to heal, leaving him out of the 2010 Motocross series although he did return for one round at Unadilla where he placed third in the first moto and retired early from the second Moto, [6] citing bike setup issues and exhaust [6] 2009 Stewart signed with L&M Yamaha racing for the 2009 season, replacing Chad Reed for the supercross season. In the latter season Stewart & Chad Reed were involved in the tightest (and sometimes heated) points race of his career. Stewart won 11 of the 17 events. On May 2, 2009, at Sam Boyd Stadium in Las Vegas, Stewart won the 2009 Supercross Championship by a margin of 4 points over Reed ( ).

With just three races left in the 2011 AMA Supercross series, round number 15 in Seattle was viewed by many as the pivotal, must-win race for the four riders still in the championship hunt, and none other than JS7 himself was the man who stepped up to the challenge. After a perfect, rain-free day inside the Seattle Seahawks beautiful QWEST Field, James convincingly captured his second-straight win to pull within nine points of the championship lead

2011 Supercross Results [9] RoundDatePlaceFinishedTotal PointsStanding 1January 8Anaheim3rd203rd 2January 15Phoenix1st452nd 3January 22Dodger Stadium2nd672nd 4January 29Oakland1st921st 5February 5Anaheim II1st1171st 6February 12Houston151232nd 7February 19San Diego3rd1432nd 8February 26Atlanta4th1612nd 9March 5Daytona9th1732nd 10March 12Indianapolis2nd1952nd 11March 19Jacksonville18th1984th 12March 26Toronto4th2164th 13April 2Arlington4th2345th 14April 9St Louis1st2594th 15April 16Seattle1st2844th 16April 30Salt Lake City 17May 7Las Vegas 9]