Motocross is a form of off-road motorcycle racing held on enclosed off-road circuits. The sport evolved from motorcycle trials competitions held in the United Kingdom.
The AMA Supercross Championship is an American motorcycle racing series. Founded by the American Motorcyclist Association (AMA) in 1974, the AMA Supercross Championship races are held from January through early May. Supercross is a variant of motocross which involves off-road motorcycles on a constructed dirt track consisting of steep jumps and obstacles; the tracks are usually constructed inside a sports stadium. The easy accessibility and comfort of these stadium venues helped supercross surpass off-road motocross as a spectator attraction in the United States by the late 1970s.
James Stewart Jr., also known as Bubba Stewart, is an American former professional motocross racer who competed in the AMA Motocross Championship and the AMA Supercross Championships. Through his years of racing, he earned the nickname "The Fastest Man on The Planet".
Richard Joseph Carmichael is an American former professional motocross and stock car racing driver. He competed in the AMA Motocross Championships from 1997 to 2007 and in NASCAR from 2008 to 2011. His unrivaled successes in the sport of motocross earned him the nickname "The GOAT"; standing for Greatest of All Time. He won 15 AMA championships (1st), 10 in Motocross (1st), five in Supercross (2nd); scored 150 wins (1st), 102 in Motocross (1st), 48 in Supercross (4th); had two perfect Motocross seasons; was never beaten in 125 Supercross; and was a five-time winner of the AMA's Rider of the Year award.
Chad Mark Reed is an Australian motocross and supercross racer. He is a two-time AMA Supercross 450cc champion, a one-time AMA Motocross 450cc champion, record holder for the most main event starts in AMA Supercross history with 265 starts, as well as podium finishes with 132.
Cam Jeffrey Emig is an American former professional motocross racer. He competed in the AMA Motocross Championships from 1988 to 1999. He was one of the top American motocross racers of the 1990s. During his motorcycle racing career, Emig won four AMA Motocross Championships, an FIM World Supercross title and was a six-time member of the U.S. Motocross des Nations team. He was inducted to the AMA Motorcycle Hall of Fame in 2004.
David Vuillemin is a French former professional motocross and supercross racer. He competed in the Motocross World Championships from 1995 to 1999 and won the 1999 supercross world championship. He competed in the AMA Motocross Championships from 2000 and 2008 before returning to the Motocross World Championships for one final season in 2009. Although Vuillemin never won a major championship, he was twice the runner-up in the AMA Supercross championships and, was one of the few competitors who could beat both Jeremy McGrath and Ricky Carmichael in their prime.
Ryan Daniel Villopoto is an American former professional motocross and supercross racer who competed in the AMA Motocross Championships from 2005 to 2014; a four-time 450cc AMA Supercross Champion, a two-time 450cc AMA Motocross Champion, a three-time 250cc AMA Motocross Champion & a one-time 250cc West Supercross Champion. He was also a member of the winning USA team at the 2006, 2007, 2008 & 2011 Motocross Des Nations.
Tim Ferry II is an American former professional motocross and supercross racer. He competed in the AMA Supercross Championships and AMA Motocross Championships for 18 seasons from 1992 to 2009, finishing in the top five in the season standings a total of 10 times. Ferry was a four-time member of the U.S. Motocross des Nations team.
The AMA Motocross Championship is an American motorcycle racing series. The motocross race series was founded and sanctioned by the American Motorcyclist Association (AMA) in 1972. The series is the major outdoor motocross series in the United States and is sanctioned by AMA Pro Racing and managed by MX Sports Pro Racing.
Ryan Dungey is an American retired professional motocross and supercross racer. He competed in the AMA Motocross Championships from 2006 to 2017 and again in 2022. He is a four-time 450cc AMA Supercross Champion, a three-time 450cc AMA Motocross Champion, a one-time 250cc AMA Supercross West & 250cc AMA Motocross Champion.
Tommy Searle is an English professional motocross and supercross racer. He competed in the Motocross World Championships from 2005 to 2008 and competed in the AMA Motocross Championships in 2009 and 2010. He returned to the Motocross World Championships from 2011 to 2019. Searle is a three-time MX2 World vice-champion & a four-time British Motocross Champion. His fourteen MX2 Grand Prix victories make him Britain's most successful MX2 rider and ranks third in total victories across all classes to multiple world champions David Thorpe and Jeff Smith.
Ken Roczen is a German professional motocross and supercross racer. He competed in the Motocross World Championships from 2009 to 2011 and the AMA Supercross Championships since 2011. He is the 2011 MX2 World Champion, a two-time 450cc AMA Motocross Champion, the 2013 AMA Supercross 250cc West Champion & a two-time FIM World Supercross WSX Champion. He was also a member of the winning German team at the 2012 Motocross des Nations.
Eli Tomac is an American professional Motocross and Supercross racer who competes in the AMA Supercross and Motocross championships; a two-time AMA 450cc Supercross champion, four-time AMA 450cc Motocross champion, one-time AMA 250cc Supercross West & 250cc AMA Motocross champion. He is second all-time in 450cc AMA Supercross wins with 52, and third all-time in 450cc AMA Motocross wins with 32.
Jason Anderson is an American professional Motocross and Supercross racer. He has competed in the AMA Motocross and Supercross championships since 2011. Nicknamed "El Hombre", he is the 2018 450cc AMA Supercross Champion, the 21st winner of the Supercross title.
Cooper Webb is an American professional Motocross and Supercross racer competing in the AMA Supercross and Motocross championships; a two-time 450cc AMA Supercross Champion, a two-time 250cc AMA Supercros West Champion & a one-time 250cc AMA Motocross Champion.
Chase Sexton is an American professional Supercross and Motocross racer competing in the AMA Supercross and Motocross championships; a one-time 450cc AMA Supercross & 450cc AMA Motocross Champion& a two-time 250cc East AMA Supercross Champion. He was a member of the winning USA team at the 2022 Motocross Des Nations.
Jett Lawrence is an Australian Motocross racer. Competing in the AMA Supercross & Motocross Championships; a one-time 450cc AMA Supercross & 450cc AMA Motocross Champion, a two-time 450cc SMX, 250cc AMA Motocross, & 250cc AMA Supercross Champion.
Shane McElrath is an American professional Motocross and Supercross racer.
Aaron Plessinger is an American professional motocross and supercross racer. Plessinger has ridden professionally in the AMA Supercross Championship and the AMA Motocross Championship since 2015. He is a one-time AMA Supercross 250cc West & AMA Motocross 250cc Champion.
