Age difference between the satellite spec GP24 bikes and factory GP25s for the start of the new MotoGP season.

Marc Marquez marked his Ducati debut with an impressive victory on Sunday at the Chang International Circuit in Thailand becoming the first rider since Casey Stoner in 2007 to win on their Ducati debut.

Six-times MotoGP champion Marc Marquez continued his perfect start to life with factory Ducati as he completed a weekend double at the season-opening Thailand Grand Prix on Sunday, finishing ahead of younger brother Alex Marquez.