A bike designed for racing, but at the same time easy to handle. A racing 'machine', with extreme performance from the moment the gate drops all the way to the chequered flag. XX 125 is the perfect combination of handling, design and ergonomics, agility and responsiveness. A perfect combination of engine performance, extraordinary chassis, ergonomics, agility, which goes beyond any limit so far conceived, The Yamaha 125cc 2-stroke base, highly regarded for performance, reliability and range of use, was an excellent starting point for the development of the XX project.