Yamaha RS125: history, specs, pictures

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Yamaha RS125
Also called RS 125
Production 1976 - 1980
Class Road
single cylinder, two-stroke
Top Speed 87 mph (140 km/h)
Fuel System carburetor
Transmission Gear box: 5-speed
Final Drive: chain
Brakes Front: single disc
Rear: expanding brake (drum brake)
Recommended Oil Yamalube 10w-40
Manuals Service Manual

The Yamaha RS125 was a single cylinder, two-stroke Road motorcycle produced by Yamaha between 1976 and 1980. It could reach a top speed of 87 mph (140 km/h).


The engine was a air cooled single cylinder, two-stroke.


The bike has a 5-speed transmission.


Stopping was achieved via single disc in the front and a expanding brake (drum brake) in the rear.

In Media[edit]