The Vespa Primavera 50 motorcycle for 2018 has a 49cc, four stroke, single cylinder, SOHC, 4 valve engine with a compression ratio of 10.5:1 and fuel injection, making it Euro 4 emission compliant. The engine generates a maximum power of 3.0 kW (4.1 horsepower) and torque of 3.5 Nm (0.36 kgf-m / 2.6 ft-lbs), with an electronic ignition and automatic, dry centrifugal clutch with vibration dampers. It has a CVT transmission and belt final drive, with a sheet metal body and welded reinforcements. The front suspension is a single arm with coil spring and dual action mono shock absorber with 78 mm (3.1 in.) of travel, while the rear suspension is a hydraulic monoshock with 70 mm (2.8 in.) of travel. The front brakes are stainless steel disc, hydraulically operated, and the rear brakes are drum, mechanically operated. The wheels are die-cast aluminum alloy, with a 2.50 x 11 in. front rim and 3.00 x 11 in. rear rim, and tubeless tires with the front being 110/70-12 and the rear 20/70-12. The dimensions of the motorcycle are 1860 mm (73.2 in.) in length, 735 mm (28.9 in.) in width, and a wheelbase of 1340 mm (52.7 in.), with a seat height of 780 mm (30.7 in.) and a dry weight of 115 kg (254 lbs). It has a fuel capacity of 7 liters (1.8 US gallon) and an average consumption of 3.1 L/100 km (32 km/l / 75 US mpg), with a top speed of 64 km/h (40 mph).
Technical specifications:
Make Model: Vespa Primavera 50
| Year | 2018 – |
|---|---|
| Engine | Four stroke, single cylinder, SOHC, 4 valve, catalytic converter |
| Capacity | 49 cc / 3 cub in |
| Bore x Stroke | 39 x 41.8 mm mm |
| Cooling System | Air cooled, forced |
| Compression Ratio | 10.5:1 |
| Fuel system | Fuel injection |
| Emission | Euro 4 |
| Ignition | Electronic |
| Starting | Electric |
| Max Power | 3.0 kW / 4.1 hp |
| Max Torque | 3.5 Nm / 0.36 kgf-m / 2.6 ft-lbs |
| Clutch | Automatic, dry centrifugal with vibration dampers |
| Transmission | CVT |
| Final Drive | Belt |
| Frame | Sheet metal body with welded reinforcements |
| Front Suspension | Single arm with coil spring and dual action mono shock absorber |
| Front Wheel Travel | 78 mm / 3.1 in. |
| Rear Suspension | Hydraulic monoshock |
| Rear Wheel Travel | 70 mm / 2.8 in. |
| Front Brakes | Stainless steel disc, 200 mm, hydraulically operated |
| Rear Brakes | Drum, 140 mm, mechanically operated |
| Wheels | Die-cast aluminium alloy |
| Front Rim | 2.50 x 11 in. |
| Rear Rim | 3.00 x 11 in. |
| Front Tyre | 110/70-12 tubeless |
| Rear Tyre | 20/70-12., tubeless |
| Dimensions | Length: 1860 mm / 73.2 in. Width: 735 mm / 28.9 in. |
| Wheelbase | 1340 mm / 52.7 in. |
| Seat Height | 780 mm / 30.7 in. |
| Dry Weight | 115 kg / 254 lbs |
| Fuel Capacity | 7 Litres / 1.8 US gal |
| Average Consumption | 3.1 L/100 km / 32 km/l / 75 US mpg |
| Top Speed | 64 km/h / 40 mph |
