Yamaha launched R15 series in India 9 years back in Sept/2008 and they changed Indian market with this bike. Looks are satisfying but not mind blowing. Yamaha claiming mileage of 40 Kmpl officially but it is giving mileage between 30 - 35 kmpl. Bike is very comfortable while riding on free roads but when you are facing traffic it will be little painful for your hands to manage smooth riding. Bike is in the market for more than 9 years which makes it reliable. R15 contains Front:-90/80 - 17, Rear:- 130/70R - 17 which provides great grips while taking turns and also on bad roads .