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MotoLibrary Score
33/100Commuter
Power
5 HP
Top Speed
65 km/h
Engine
125 ccm
Technical Overview
1953 Vespa 125 U Technical Analysis & Specification Breakdown
Engineered by Vespa for the scooter motorcycle segment, the 1953 Vespa 125 U pairs a 124.9 cc (7.6 cu in) air-cooled single cylinder, two-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 4.5 HP (3.3 kW) at 5,000 rpm, transferring power to the rear wheel through chain final drive. With a specific output of 36 HP per liter, the engine character is prioritizing low-RPM tractability, mechanical longevity and relaxed throttle response over peak redline numbers.
Specific Output
36 HP/L
Engine
Displacement124.9 ccm (7.62 cubic inches)
Engine TypeSingle cylinder, two-stroke
Engine DetailsSingle cylinder, two-stroke
Power4.5 HP (3.3 kW)) @ 5000 RPM
Bore x Stroke56.5 x 49.8 mm (2.2 x 2.0 inches)
Fuel SystemCarburettor
CoolingAir
Transmission
Final DriveChain (final drive)
Performance
Top Speed65.0 km/h (40.4 mph)
Chassis
Front SuspensionHelicoidal spring on front wheel
Rear SuspensionHydraulic shock absorber with helicodal wheel
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
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Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
