CFMOTO V4 SR-RR prototype tops 315 km/h
CFMOTO moves upmarket with 210 hp V4 SR-RR prototype CFMOTO has underlined its growing performance ambitions, with the new V4 SR-RR prototype recording a GPS-verified top speed of 315.82 km/h during a closed-course test at the Shangrao Automotive Proving Ground in Jiangxi province. The race took place on 15 June, with Chinese riders Du Bang