9. 1970 Triumph Bonneville
The Bonneville is a standard motorcycle featuring a parallel-twin 4-stroke engine configuration and manufactured in three generations over three separate production runs. The name Bonneville was derived from the famous Bonneville Salt Flats, Utah, the USA where Triumph along with other manufacturers attempted to break the motorcycle speed records. The original Bonneville was a 650 cc parallel-twin engine motorcycle built by Triumph Engineering and later by Norton Villiers Triumph from 1959 through 1974.