He won his first MX2 World Championship with 7 Grand Prix wins as well as 14 out of 18 podium finishes.
2022
In 2022, Vialle would capture his second MX2 World Championship at the very last round in Turkey, Afyonkarahisar, by 4 points against championship rival Jago Geerts.
He also won 10 Grand Prix’s as well as finishing on the podium 15 out of 18 times.
2023
For the 2023 season and beyond, Vialle has transitioned into racing the AMA Supercross and AMA Motocross championships, in the 250cc (4 stroke) category.
Supercross
In Supercross, Vialle finished 8th in the final point standings for the East series, with a best result of 4th.
Motocross
In his AMA Motocross 250cc debut at Fox raceway, he placed 7-3 for a 4th overall. His first win would arise at the Southwick national, with a 1-3 overall score for 1st. He ended the nationals with a third place finish at Ironman and a sixth place finish in the championship standings.
SuperMotocross
Vialle placed second in the inaugural 250cc SMX opening round.
1From 1962 to 2002 the MX-2 world championship was named the 250cc motocross world championship. 2In 2003 250cc 4-stroke machine was allowed to race in 125cc which convert to the new MX2 class later.