2026 Moto3 World Championship

The 2026 FIM Moto3 World Championship will be the lightweight class of the 78th FIM Road Racing World Championship season.

All teams will use series-specified Pirelli tyres.^[20]

• Marco Morelli, who was already appointed as a replacement rider for several teams during the 2025 season, will be making his full-time debut with CFMoto Aspar Team to join Máximo Quiles as his new teammate. He will replace Dennis Foggia, who will leave the team and the category.
• Joel Kelso will leave the MTA team to join forces with Gryd – MLav Racing on a two-year deal.
• Guido Pini will leave Liqui Moly Dynavolt Intact GP after just one season to join Leopard Racing, switching teams with David Almansa, who will join Liqui Moly Dynavolt Intact GP in place of Pini.
• 2025 Red Bull Rookies Cup Champion Brian Uriarte will make his full-time debut in the lightweight class by joining Red Bull KTM Ajo, replacing 2025 Moto3 World Champion José Antonio Rueda who will be stepping up to the intermediate class with the same team.
• Rico Salmela will make his Grand Prix debut by joining Red Bull KTM Tech3, replacing Jacob Roulstone who will leave the team and the category as a whole.
• Sic58 Squadra Corse will field an all new lineup as both Luca Lunetta and Stefano Nepa will leave the team. Casey O'Gorman is set to make his full-time debut in the Moto3 class with the italian squad in place for Lunetta, who will be stepping up to the intermediate class with SpeedRS Team. The second driver is yet to be announced.
• Adrián Cruces, who was already appointed as a replacement rider by CIP Green Power for the injured Noah Dettwiler for the first three races of the 2025 season, will make his full-time debut with the same team.
• Hakim Danish, who already made his Grand Prix debut in Moto3 with MT-Helmets MSi as a wildcard rider at the 2025 Malaysian motorcycle Grand Prix, will make his full-time debut with the same team, replacing Ángel Piqueras, who will be stepping up to the intermediate class.
• Honda Team Asia will field an all new lineup as both Asia Talent Cup champions Zen Mitani and Veda Pratama will make their respective full-time debuts in Grand Prix racing by replacing both Tatchakorn Buasri and Taiyo Furusato. While Buasri will leave the team and the category as a whole, Furusato will be stepping up to the intermediate class with the same team.
• Jesús Ríos will make his full-time debut in the category with Rivacold Snipers Team, replacing Riccardo Rossi, whom he already replaced at the final two rounds of the previous season. Rossi will leave the team and the category as a whole to join Renzo Corse Ducati squad in order to compete in the 2026 Supersport World Championship.
• Joel Esteban will make his return in the lightweight class by joining the LevelUp – MTA team after being appointed as a replacement rider for several teams during the 2025 season. He will replace Joel Kelso who will move to MLav Racing.

The following Grands Prix are provisionally scheduled to take place in 2026:^[21]

• MotoGP will return to Brazil in 2026 after a 21-year absence. The last time MotoGP was held in Brazil was in 2004 at the Jacarepaguá Circuit in Rio de Janeiro, where it was known as the Rio de Janeiro Grand Prix.^[43]
• The Argentine Grand Prix will not be returning to the calendar in 2026, as the organisers have confirmed in a statement, aiming to return in 2027. The Argentina Grand Prix came back onto the calendar in 2014 at the new Autódromo Termas de Río Hondo venue, having previously been held on and off in Buenos Aires between 1961 and 1999.^[44] However, on 21 July 2025, Dorna announced that the Argentine Grand Prix would have a new home starting in the 2027 season. Work is currently underway to return to the Autódromo Oscar y Juan Gálvez.^[45]