Bhai make a honest review of ns400z . All major issues and good sides as well. Engine knocking at high gear while lower speeds? engine smoothness? Gearbox smoothness? Vibration? Heating? Maintain bike cost? Average at rain, road mode bcz most of use it for city, i also use it for city mainly so i want to know real world mileage ns400z.? Engine stalling issue is their?? Dino sir telling so i asked. Engine refine?? Pls reply me all these doubts yar i m gonna to buy this ns400z