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Supercross: Malcolm Stewart signs with Kawasaki for 2027

The newsroomUpdated on October 29, 20263 min

AcidMoto.ch · CC BY 2.0 · Wikimedia Commons

Malcolm Stewart joins Monster Energy Kawasaki alongside Garrett Marchbanks in 2027 on the KX450F-SR, after the Husqvarna factory team was discontinued.

Key point

Malcolm Stewart (No. 27) rides for Monster Energy Kawasaki in 2027 alongside re-signed Garrett Marchbanks on the new KX450F-SR, after the Husqvarna factory team folded.

Malcolm Stewart will ride for Monster Energy Kawasaki in 2027. The American team confirmed on 28 October 2026 the signing of the No. 27 rider for the SMX World Championship, alongside Garrett Marchbanks. With the move, Kawasaki completes its 450 Class line-up for next season's Supercross and Pro Motocross.

Why Malcolm Stewart is changing teams

The trigger was the end of the Rockstar Energy Husqvarna factory team: Stewart could not complete the final year of his contract and had to find a new team. He returns to Kawasaki, whose colours he wore as an amateur with Team Green. His family also has a long history with the brand, his older brother James Stewart having enjoyed success there.

A professional for more than a decade, Stewart won his first 450SX race in 2025 and the King of Paris SX crown later that year. In 2026 he took one SMX podium and 14 top-10 finishes.

Marchbanks extended after a rookie season

Garrett Marchbanks stays in green for a second season in the 450 Class. He was the 2026 450SX Rookie of the Year, recorded five top-5 finishes in SMX and finished sixth overall in the SMX World Championship standings. In Pro Motocross he took two fourth-place overall finishes, at Thunder Valley and Unadilla. Before Monster Energy Kawasaki he rode for Kawasaki Team Green and Monster Energy Pro Circuit Kawasaki.

An updated KX450F-SR

Both riders will use the 2027 KX450F-SR, which has received several significant changes. In 2026, Marchbanks rode the KX450SR. Dan Fahle, Kawasaki Racing Senior Manager, considers the line-up strong and believes both riders can run at the front of the 450 Class.

The context at Kawasaki

The signing follows the announcement that Chase Sexton will leave the team after the 2026 season. His next destination has not been announced.

Key takeaways

  • Malcolm Stewart (No. 27) signs with Monster Energy Kawasaki for 2027.
  • His team-mate: Garrett Marchbanks, extended for a second season in the 450 Class.
  • Bike: the updated 2027 KX450F-SR.
  • Reason for the change: the end of the Rockstar Energy Husqvarna factory team.

Frequently asked questions

Which team will Malcolm Stewart ride for in 2027?

Monster Energy Kawasaki, announced on 28 October 2026, for the 2027 SMX season, alongside Garrett Marchbanks.

Why is Malcolm Stewart leaving Husqvarna?

The Rockstar Energy Husqvarna factory team was discontinued, so he could not complete the final year of his contract.

Which bike will he ride?

Kawasaki's 2027 KX450F-SR, a version updated with several significant changes.

Sources

Written by the Karrazmotorsport newsroom, proofread before publication. For settings, always refer to your vehicle's manual. Our charter.

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