The Yamaha PW 50 model is a Minibike, cross bike manufactured by Yamaha . In this version sold from year 2002 , the dry weight is 37.0 kg (81.6 pounds) and it is equipped with a Single cylinder, two-stroke motor. The engine produces a maximum peak output power of 2.70 HP (2.0 kW) @ 5500 RPM and a maximum torque of 3.80 Nm (0.4 kgf-m or 2.8 ft.lbs) @ 4500 RPM . With this drive-train, the Yamaha PW 50 is capable of reaching a maximum top speed of . On the topic of chassis characteristics, responsible for road holding, handling behavior and ride comfort, the Yamaha PW 50 has a frame with front suspension being and at the rear, it is equipped with . Stock tire sizes are on the front, and on the rear. As for stopping power, the Yamaha PW 50 braking system includes Expanding brake size at the front and Expanding brake size at the back.