Kawasaki has finally given the Ninja 250R some significant changes as the quarter-litre machine is for the very first time facing some real competition. The Kawasaki Ninja 250R has been the world’s best 250cc motorcycle for more than 20 years and never had any real challenger. However, Honda brought in the CBR250R last year, which has made Kawasaki sit up and take notice. The Kawasaki Ninja