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25 September 2026

2027 MotoGP season: 850cc bikes, Pirelli tyres and larger race roster

2027 brings a new MotoGP schedule, 850cc machines and Pirelli tyres, sparking rider debate over testing and representation.

2027 MotoGP season: 850cc bikes, Pirelli tyres and larger race roster

The 2027 MotoGP season was officially unveiled on 25 September 2026, delivering a programme that stretches from the opening round in Thailand on 7 March to a finale in Valencia on 28 November. Twenty-two Grands Prix will be contested, each accompanied by a sprint race meaning the championship will host a total of 44 competitive sessions. The calendar also marks the return of the Argentine Grand Prix, now slated for the historic Oscar and Juan Gálvez circuit in Buenos Aires, replacing the former venue at Termas de Río Hondo.

Technical overhaul: 850cc engines and a single tyre supplier

Beyond the reshuffled timetable, the governing body has announced the most significant technical shift in the premier class’s history. Starting in 2027, the existing 1000cc engines will be replaced by 850cc power units in an effort to curb straight-line velocities and promote closer racing. Aerodynamic restrictions will also be tightened, with the removal of adjustable ride-height devices. Perhaps the most consequential change for the paddock is the appointment of Pirelli as the exclusive tyre provider, ending Michelin’s decade-long tenure. This switch will directly affect how riders approach corners, tyre management and set-up choices throughout the year.

Riders’ concerns over tyre testing and the lack of a unified voice

The transition to a new tyre supplier has ignited a vigorous debate among the grid. Factory stars such as Francesco bagnaiaJorge Martín and Fabio Quartararo as well as satellite riders like Enea Bastianini and Fabio Di Giannantonio have publicly expressed frustration that they were not granted equal opportunities to test the upcoming Pirelli compounds during the 2026 season. Bastianini, who will move from Tech3 KTM to Trackhouse Aprilia, lamented: “It would have been better for everyone to try the Pirellis before Valencia. It should have been mandatory for all riders.” Di Giannantonio echoed the sentiment, noting the absence of a collective body to champion such requests.

Unlike Formula 1, which benefits from the Grand Prix Drivers’ Association (GPDA), MotoGP currently lacks a comparable organization. The riders have repeatedly highlighted this void, arguing that a unified association could exert pressure on manufacturers and organisers to ensure fair testing protocols. Without a single representative entity, individual complaints risk being dismissed, and the sport may struggle to address broader safety or competitive concerns.

On-track validation: Pirelli tests at Brno and the Red Bull Ring

The first official exposure to the new tyres occurred at the Brno test on 22 June, immediately after the Czech Grand Prix. All five manufacturers participated, fielding a mix of prototype 850cc machines and modified 1000cc bikes. Notable riders included Marc Márquez, Fermín Aldeguer, Marco Bezzecchi, Raúl Fernández, Joan Mir, Luca Marini, Toprak Razgatlıoğlu and Pedro Acosta. While the session was conducted behind closed doors, early reports suggested that Aprilia’s riders posted lap times in the 1 minute 53 seconds range.

The next significant test will take place at the Red Bull Ring on 21 September. Unlike Brno, manufacturers will select riders based on contractual obligations, meaning that several high-profile riders changing teams for 2027 – such as Quartararo (Yamaha to Honda) and Martín (Aprilia to Yamaha) – will not receive a chance to evaluate the Pirelli compounds on their future 850cc machines. Ducati’s line-up will be missing the likes of Bagnaia and Di Giannantonio, while KTM will field Pedro Acosta despite his upcoming move to Ducati. The test aims to gather data on tyre durability and performance, but the uneven rider allocation has reignited calls for a collective riders’ voice.

Ultimately, the remaining riders who are unable to test in Austria will have to rely on the post-season session in Valencia, scheduled for December, to gain any firsthand insight before the new era begins.

Yet, without a formal riders’ association, the grid’s concerns over testing equity and technical input risk being sidelined. How the sport navigates these challenges could define the competitiveness and fairness of the forthcoming 850cc era.

Author

Marcus Chen

Marcus Chen writes about consumer tech the way a friend who actually opened the device would describe it. Hardware-first, hype-skeptical, and fluent in benchmark numbers.