21. Suzuki GT750 Water Buffalo
The GT750 was a water-cooled 3-cylinder 2-stroke motorcycle built by Suzuki from 1971 to 1977. It was also the first Japanese motorcycle that has been equipped with a liquid-cooled engine. The prototype Suzuki GT750 was unveiled at the 17th Tokyo Motor Show back in October of 1970 and was launched in Japan in September of 1971 as a sports tourer. The 1971 Suzuki GT750 was also included in the Society of Automotive Engineers of Japan as one of their 240 Landmarks of Japanese Automotive Technology.