Yamaha Motorcycle Yamaha Motor Company Limited is a motorcycle manufacturer of Japan. The motorcycle division of Yamaha was founded in 1955, and was headed by Genichi Kawakami. Yamaha's initial product was a 125cc two-cycle, single cylinder motorcycle, the YA-1, which was a copy of the German DKW RT125. The YA-1 was a competitive success at racing from the beginning, winning not only the 125cc class in the Mt. Fuji Ascent,....
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