Yamaha Yzf R15 S is extremely racing bike and good looking bike .Most of the college students prefer to ride Yamaha YZF R15 S .I also prefer to ride this bike.it is most comfortable bike .If you want to purchase any bike . Firstly you purchase Yamaha YZF R15 . Really amazing bike .Young age boys always should prefer this bike I give guarantee they must enjoy to ride this bike . Really it’s engine performance is also amazing and excellent.