Yamaha YZR-M1 is an 880-search, KD 0 query from people who saw an R1 and assumed it was the same motorcycle. It is not. The M1 is a homologation-free MotoGP prototype: inline-four, carbon everywhere that the rules allow, and a throttle-by-wire map that changes every weekend.
Valentino Rossi’s Yamaha years, Jorge Lorenzo’s titles, and Fabio Quartararo’s 2021 championship all sat on M1s. Factory Monster Energy Yamaha and satellite lineups have used the same family of bike with different spec levels depending on the year.
An R1 is a street superbike you can register. An M1 is a paddock asset. The engine is rebuilt on a short cycle. Tires are the spec Michelin of that season. There is no “YZR-M1 for sale” that is a current factory machine.
If you want the street echo, look at R1 and R9 ergonomics and the crossplane story Yamaha sold for years. Do not confuse a VR46 replica fairing on an R1 with a Grand Prix bike.