Racing career
Chapelière won the French 85cc Motocross Championship in 2008. He also won the Minivert title after having seven wins in the season. The next year, he moved up to the French 125cc championship. In 2011, he finished fourth in the French Junior MX Championship despite missing three rounds due to a shoulder injury.
In 2012, Chapelière competed in the junior category at the Enduropale du Touquet, where he finished third and won the Pirelli Trophy. The next year, he joined the French Elite Motocross Championship in the MX2 class.
Concentrating on sand racing, Chapelière competed in the French Sand Racing Championship and the open class of the Enduropale in 2014. In 2015, he was in the lead of the French Sand Racing Championship heading into the finale at Le Touquet where he missed a refueling stop and his bike stopped. He had to settle for 2nd place in the championship. During the off-season he was coached by 1997 Enduropale winner David Hauquier in preparation for the 2016 season.
In 2016, Chapelière won at Ronde des Sables Hossegor-Capbreton and GURP TT de Grayan-et-l'Hôpital. A third place at the Enduropale saw him crowned French Sand Racing Champion.
Chapelière joined the factory KTM team in 2017. After KTM withdrew from sand racing in 2020 Chapelière and his father, Eric Chapelière, set up CC Motorsports with the support of KTM dealer Baines Moto. As well as Chapelière, the team ran a number of riders in the junior categories.
In 2018, Chapelière finished 3rd in the Enduropale. He also competed in the Enduro del Verano in Argentina. To prepare for the race he arrived a week early and practiced in the dunes. He finished fourth in the race.
Chapelière won the 2019 Enduro du Mazagan.
Turning to rally raid, Chapelière competed in the 2020 Andalucía Rally, finishing 4th in the Rally2 class. This qualified him to enter the 2021 Dakar Rally where he finished 22nd overall and ninth in his class. He also competed in the 2021 Rallye du Maroc, but was forced to retire. He finished 22nd (ninth in class) in the 2022 Dakar Rally. Chapelière had to retire after the fourth stage of the 2023 Dakar Rally due to a torn left bicep.
In 2023, Chapelière entered the inaugural FIM Sand Races World Cup and finish the series in fourth place. The following year he finished seventh.
Chapelière also entered another inaugural series in 2023, the FIM E-Xplorer World Cup, an off-Road series for electric motorcycles. A team competition with each team consisting of a male and a female rider. Chapelière rode for the Gravity Team, initially partnered by Tjasa Fifer and then by six-time FIM women's motocross world champion Kiara Fontanesi. The Chapelière/Fontanesi partnership won three rounds and the team finished second in the series.
At the end of 2024, Chapelière joined the Suzuki France team.
In 2025, Chapelière had another attempt at the Enduro del Verano. He finished fourth riding a Fantic.
