Maverick Vinales (Monster Energy Yamaha) set the best time (1'39 "400) in the MotoGP test in Barcelona-Catalunya, followed by team mate Fabio Quartararo. Takaaki Nakagami (LCR Honda) set the third time of the day . Marc Marquez (Repsol Honda Team) completed 87 laps, more than all his colleagues, giving the impression that the problems with his right arm are starting to become a memory. Vinales tested the carbon swingarm and he also scored a impressive number of laps: 85. Quartararo tried different settings.
Valentino Rossi (Petronas Yamaha) has tested the new Brembo brake discs which have slots, to facilitate cooling. The Doctor had no other news to try, but it was still a busy day for the nine-time World Champion. Rossi completed 72 laps, finishing tenth just six tenths behind former teammate Vinales.
Franco Morbidelli (also on Petronas Yamaha) completed 39 laps and scored a 1'40 "022 finishing in eighth place in the standings.
Marquez was riding an all black bike, which for a few laps showed a different air intake, and he tested at least two aerodynamic packages. Teammate Pol Espargaro used the 2021 bike all day, trying out different setups.The factory Ducati Lenovo team focused mainly on the set-up for Francesco Bagnaia. The Turin driver ended the day in fifth position after 48 laps, just under half a second from the top. Jack Miller covered 49 laps and is 14 / o at the end of the day, 0.842 late.