| MODEL | VESPA LX 50 4T 2006 - 2012 |
| Year | 2006 - 2012 |
| Engine Type | Four stroke, single cylinder, 4 valve |
| Displacement / Capacity | 49.3 cc / 3.0 cu in |
| Bore X Stroke | 39 x 41 mm |
| Compression Ratio | 11.1:1 |
| Cooling System | Air cooled, forced |
| Max Power | 3.1 kW / 4.3 hp @ 8500 rpm |
| Max Torque | 3.5 Nm / 2.6 lb-ft @ 6500 rpm |
| Ignition | Electronic capacitive (CDI) |
| Induction | — |
| Start System | Kick start |
| TRANSMISSION SPECS | |
| Lubrication | Wet pump, chain driven trochoidal pump |
| Gear Box | CVT with torque server |
| Clutch | Automatic, dry centrifugal |
| Final Drive | Belt |
| CHASSIS SPECS | |
| Frame | Loadbearing pressed sheet steel |
| Front Suspension | Single arm with helical spring and dual effect hydraulic single shock absorber |
| Rear Suspension | Coil spring and dual effect single shock absorber |
| Front Brakes | 200 mm disc |
| Rear Brakes | 110 mm drum |
| DIMENSION SPECS | |
| Overall Length | 1755 mm / 69.1 in |
| Overall Width | 740 mm / 29.1 in |
| Overall Height | — |
| Seat Height | 775 mm / 30.5 in |
| Wheelbase | 1280 mm / 50.4 in |
| Ground Clearance | — |
| Dry Weight | — |
| Wet Weight | 102 kg / 225 lbs |
| WHEEL SPECS | |
| Front Tyre | 110/70-11 |
| Rear Tyre | 120/70-10 |
| FUEL SYSTEM | |
| Fuel Capacity | 8.6 Litres / 2.3 US gal |
| Fuel Consumption | 2.7 L/100 km / 37 km/l / 87 mpg |
| Top Speed | 63 km/h / 39 mph |
The LX 50 4T is the four-stroke take on Vespa's smallest LX, aimed at younger city riders. Its four-valve 50 cc engine is claimed to give around a quarter more power than the older two-valve unit with better economy. It keeps the stiff steel body, front disc and rear drum.
