Overview
- Paolo Pavesio announced that test rider Augusto Fernandez will race the new V4-powered M1 as a wildcard at the San Marino Grand Prix on September 12–14.
- Fabio Quartararo has said he will ride the V4 for the first time in the official post‑race test on Monday at Misano.
- A private test on Tuesday will also run, giving official test riders track time as MotoGP evaluates Pirelli tyres planned for 2027.
- Yamaha says a full switch to the V4 in 2026 depends on verified performance, and no public lap times for the prototype have been released.
- Misano was chosen earlier than many expected, with reports citing the back‑to‑back test opportunities, as Yamaha seeks answers to rear‑grip and competitiveness concerns with the current M1.