2012 Lambretta UNO 50 Technical Analysis & Specification Breakdown
Built around Lambretta's scooter motorcycle platform, the 2012 Lambretta UNO 50 features a 49.3 cc (3 cu in) air-cooled single cylinder, two-stroke configuration. Internal engine geometry specifies a bore and stroke of 40.0 x 39.2 mm (1.6 x 1.5 inches).
On the scales, the UNO 50 measures 86.2 kg (190 lbs) dry. Rider ergonomics and chassis geometry center around a 787 mm (31 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance, combined with a 1,245 mm (49 in) wheelbase engineered for quick, flickable steering geometry. The 6.2-liter (1.6 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 48 km/h (30 mph).
Within MotoLibrary's Lambretta archive, this model family spans 6 indexed model years from 2008 to 2017, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Standover Height
787 mm (31 in)
Engine
Displacement49.3 ccm (3.01 cubic inches)
Engine TypeSingle cylinder, two-stroke
Engine DetailsSingle cylinder, two-stroke
Bore x Stroke40.0 x 39.2 mm (1.6 x 1.5 inches)
Fuel SystemCarburettor
Fuel ControlOverhead Cams (OHC)
IgnitionC.D.I
CoolingAir
Transmission
GearboxAutomatic
Final DriveBelt (final drive)
Performance
Top Speed48.3 km/h (30.0 mph)
Chassis
Front SuspensionTelescopic
Rear SuspensionHydraulic shock absorber
Wheelbase1245 mm (49.0 inches)
Wheels & Brakes
Front Tyre120/70-12
Rear Tyre120/70-12
Front BrakesSingle disc
Rear BrakesExpanding brake (drum brake)
Dimensions & Weight
Dry Weight86.2 kg (190.0 pounds)
Seat Height787 mm (31.0 inches) If adjustable, lowest setting.
Overall Length1753 mm (69.0 inches)
Overall Width686 mm (27.0 inches)
Fuel Capacity6.20 litres (1.64 US gallons)
Other
StarterElectric & kick
Color OptionsRed, white, gray, pink
ElectricalYuasa™ 12V battery
Carrying CapacityUnder Seat, Legshield, Optional Rear Rack and Storage Box
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.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
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.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
