Ab sirf style he style bolega I have purchased pro befi 21 jan 2016 I have run it only 600 kms till now. Company is advising to drive it at an optimum speed to f 40 to 50 kmph for better engine life and milega hero moto corp I s right I have realised it and I am driving my bike at 40 to 50 kmp h.my bike is giving 70 kms .