The top speed of Jawa 42 Bobber is around 120 km/h. The engine produces a peak power of 27.5 PS and a peak torque of 28 Nm. The bike is equipped with a 5-speed gearbox and a fuel tank capacity of 14 litres. It offers a good balance of power and torque delivery and is ideal for riding in city traffic. The mileage of the Jawa 42 Bobber is estimated to be around 35 km/l.