The 2023 AMA Motocross Championship season was the 52nd AMAMotocross National Championship season, the premier motocross series in USA. Eli Tomac went into the season as the defending champion in the 450 class, after taking his fourth 450 national title in 2022.[1] However, after an injury sustained during the 2023 AMA Supercross Championship Tomac did not defend his title.[2] In the 250 class, Jett Lawrence went into the season as the defending champion, after winning his second 250 title the previous season.[3] However, Lawrence moved up to the 450MX class, which meant he did not defend his title.
In his rookie season in the 450 class, Jett Lawrence recorded a perfect season by winning all 22 races. His older brother, Hunter Lawrence, took his first American motocross title in the 250 class.
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.
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.
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.
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.
Marvin Musquin is a French retired professional motocross and supercross racer. He competed in the Motocross World Championships from 2004 to 2010 and the AMA Motocross Championships from 2011 to 2023. He is a two-time MX2 World Champion & the 2015 250cc AMA Supercross East Champion.
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.
The 2018 AMA Motocross Championship season is the 46th AMA Motocross National Championship season, the premier motocross series in USA. Eli Tomac goes into the season as the defending champion in the 450 class, after taking his first 450 national title in 2017. This was Tomac's second AMA motocross title, after taking the 250 class in 2013. In the 250 class Zach Osborne is the defending champion after taking his maiden title last season.
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.
The 2019 AMA Motocross Championship season is the 47th AMA Motocross National Championship season, the premier motocross series in USA. Eli Tomac goes into the season as the defending champion in the 450 class, after taking his second 450 national title in 2018.
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.
The 2022 AMA Motocross Championship season is the 51st AMA Motocross National Championship season, the premier motocross series in USA. Dylan Ferrandis goes into the season as the defending champion in the 450 class, after taking his first 450 national title in 2021. Jett Lawrence is also set to defend his 250 title after taking his first title in 2021.
RJ Hampshire is an American professional Motocross and Supercross racer. Hampshire has ridden professionally in the AMA Supercross Championship and the AMA Motocross Championship since 2014. He is the 2024 AMA Supercross 250cc West Champion.
Austin Forkner is an American professional Motocross and Supercross racer. Forkner has competed professionally in the AMA Supercross Championship and AMA Motocross Championship since 2016.
The 2024 AMA Motocross Championship season is the 53rd AMA Motocross National Championship season, the premier motocross series in USA. Jett Lawrence goes into the season as the defending champion in the 450 class, after winning every race on the way to title in 2023.
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Fox Raceway National 
Jett Lawrence 
Thunder Valley National 
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Unadilla National 
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Ironman National 
RJ Hampshire 
Tom Vialle 
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