Valentino Rossi important for 2021 Yamaha MotoGP development

Yamaha boss Lin Jarvis says Valentino Rossi will be a “very important part” in the development of the marque's 2021 MotoGP bike despite his switch to the satellite Petronas team.

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Valentino Rossi - Wikipedia

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Valentino Rossi Reveals His Future In MotoGP

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THE S MEDIA - VALENTINO ROSSI OFFICIALLY RETIRES

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Rossi: 2021 Yamaha MotoGP bike “very similar” to 2020 M1