Vespa Circuito: history, specs, pictures

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Vespa Circuito
Production 1949 - 1950
single cylinder, two-stroke
Bore / Stroke 56.5mm x 50.0mm
Top Speed 62 mph (100 km/h)
Fuel System carburetor
Transmission Final Drive: chain
Suspension Front: coil springs
Rear: rubber stopper
Brakes Front: expanding brake (drum brake)
Rear: expanding brake (drum brake)
Front Tire 3.50-8
Rear Tire 3.50-8
Manuals Service Manual

The Vespa Circuito was a single cylinder, two-stroke standard produced by Vespa between 1949 and 1950. It could reach a top speed of 62 mph (100 km/h).


The engine was a air cooled single cylinder, two-stroke. A 56.5mm bore x 50.0mm stroke result in a displacement of just 125.0 cubic centimeters.


It came with a 3.50-8 front tire and a 3.50-8 rear tire. Stopping was achieved via expanding brake (drum brake) in the front and a expanding brake (drum brake) in the rear. The front suspension was a coil springs while the rear was equipped with a rubber stopper.