MotoGP Official Test 2017: Casey Stoner Tops The Timesheets

The Australian set a time of 1:59.681s on the Ducati GP17 and Dovizioso was only 0.115s slower. The new star ride of the Ducati team, Jorge Lorenzo struggled on the first day and finished the session in 17th place, 1.669s off the pace of Stoner.

The Ducatis were followed by the Yamaha M1 of Maverick Vinales, who again impressed everyone with his pace. The rain hit the circuit at 4 pm local time, around two hours before the end of the session.

Vinales' veteran team-mate Valentino Rossi was eighth fastest, 0.567s adrift of Vinales and 1.014s behind Stoner. Alvaro Bautista showed his potential on a Ducati GP16 as he finished the session in fourth place.

Suzuki's new rider Andrea Iannone was fifth fastest on his GSX-RR. The fastest Honda rider for the day was Cal Crutchlow on his LCR Honda machine. The Repsol factory Honda riders Marc Marquez and Dani Pedrosa was ninth and 13th fastest respectively.

Among the rookies, Jonas Folger of Tech3 Yamaha led the way in seventh place ahead of his team-mate Johann Zarco, who finished the session in 14th place. Other two rookies are Suzuki's Alex Rins and Aprilia's Sam Lowes, who were 20th and 26th respectively.

Pol Espargaro was the fastest KTM rider and managed to end the session in 16th place, just behind his elder brother and Aprilia's Aleix Espargaro. Pol's team-mate Bradley Smith was the slowest rider of the day, who finished in 27th place.