Smallest motorcycle
Tom Wiberg
Sweden (Hökerum)

Tom Wiberg (Sweden) built a motorcycle with a front wheel diameter of 16 mm (0.62 in) and a rear wheel diameter of 22 mm (0.86 in), and rode it for more than 10 m (32.8 ft) in Hökerum, Sweden in 2003. The micro machine has a wheelbase of 80 mm (3.14 in), a seat height of 65 mm (2.55 in), weighs 1.1 kg (2.4 lb) and is powered to a top speed of 2 km/h (1.24 mph) by its 0.22 kW (0.3 hp) engine.