PASSON PRO RS 51, 503onward it is available in 3version. passion pro i3s has a milege of 84 kmpl and a top speed of 87kmph .hero passionproi3s is available in 8 different colour;sports red, black, with forstbiue black sports red matte brown myist white yellow force silver and black heavy grey are the colours HERO PASSION PRO overview the PASSON PRO is HERO MOTORCORP’SS STYLING COMMUTER BIKE AND IS THE SECOND MOST SELLING BIKE hero YET AGAIN TARGETS THE COMMUTERA BIKE SEGMENT WITHTHIS AND FOCUSED ON EFFICIENCY RIDE QUALITY AND AFFORDABLE