List of Yamaha Motorcycles - First Bikes

First Bikes

• YA-1 built August 1954, produced January 1955. The first bike manufactured by Yamaha; it had an air-cooled, two-stroke, single cylinder 125 cc engine
• YC-1 (1956) was the second bike manufactured by Yamaha; it was a 175 cc single cylinder two-stroke.
• YD-1 (1957) Yamaha began production of its first 250 cc, two-stroke twin, the YD1.
• MF-1 (1958) 50 cc, two-stroke, single cylinder, step through street bike
• DT-1 (1968) Yamaha's first true off-road motorcycle.
• XS-1 (1970) Yamaha's first four-stroke engine motorcycle (650 cc twin).
• Yamaha YZ Monocross (1975) First production motocross bike with a single rear shock.
• Yamaha YZ400F (1998) First mass produced four-stroke motocross motorcycle.