2014 KAWASAKI KX™250F , Upgraded and Ready to Fight for Championships Take a look at the record books and youll see that no other 250 cc motocross bike in the modern four-stroke era has earned more championship titles in AMA Supercross and Motocross than the Kawasaki KX™ 250F. The 2014 KX250Fs championship-winning technology includes a new Launch Control system, a plug-and-play adjustable ECU, Separate Function Fork (SFF), new motor mounts, revised suspension tuning and an upgraded transmission. Make no mistake, the KX250F is still the dominant player in the 250 cc ranks. Ride anything else, and youll just be playing catch-up.