Vespa 125 (1977-97)

The Vespa 125 was produced between 1977 and 1997 under several different models including the P125X, PX 125, PX 125 Arcobleno/Lusso, PK125 S, and GTS Super. The engine was a two-stroke, single cylinder with a capacity of 123.4 cc and a compression ratio of 9.2:1. The fuel mixture was 1:50 and the ignition was a flywheel alternator with a built-in H.T. coil. The clutch was multiplate and the transmission had four speeds with a grip-shift and constant mesh. The front and rear suspensions used helical springs and double-acting hydraulic dampers. The brakes were drum brakes with 125 mm in the front and rear. The fuel capacity was 8 L with a reserve of 1.2 L and had an average consumption of 2.7 L/100 km. The maximum power was 5.9 kW/8 hp at 5800 rpm and the top speed was 100 km/h. The Vespa 125 was available in white, red, black, blue, and yellow. This information was sourced from Wikipedia and scooterhelp.com.

Technical specifications:

Make Model: Vespa 125, P125X, PX 125, PX 125 Arcobleno/Lusso, PK125 S, GTS Super

Year: 1977 – 97
Engine: Two stroke, single cylinder
Capacity: 123.4 cc 7.5 cub in
Bore x Stroke: 52.5 x 57.0 mm
Carburetor: Dell,Orto SI 24/24 E
Compression Ratio: 9.2:1
Cooling: Air cooled, centrifugal fan
Fuel Mixture: 1:50
Spark Plug: Champion N2C
Ignition: Flywheel alternator, with built in H.T. coil
Starting: Kick start
Clutch: Multiplate
Max Power: 5.9 kW / 8 hp @ 5800 rpm
Max Torque: 10.5 kW / 1.07 kgf-m / 7.7 ft/lb @ 4500 rpm
Transmission: 4 Speed, grip-shift, constant mesh
Gears: 1st 16.4 / 2nd 11.0 / 3rd 7.60 / 4th 5.8:1
Final Drive: Direct drive
Frame: Pressed sheet steel, streamlined monocoque structure
Front Suspension: Helical spring and double acting hydraulic dampers
Rear Suspension: Helical spring and double acting hydraulic dampers
Front Brakes: Drum, 125 mm
Rear Brakes: Drum, 125 mm
Wheels: Interchangeable
Front Tyre: 3.5 x 10″
Rear Tyre: 3.5 x 10″
Dimensions: Length: 1655 mm / 65.2 in Width: 790 mm / 31.1 in Height: 1170 mm / 46.4 in
Wheelbase: 1250 mm / 49.2 in
Turning Radius: 1650 mm / 65.0 in.
Dry Weight: 112 kg / 247 lbs
Fuel Capacity: 8 L / 2.1 US gal
Reserve: 1.2 L / 0.55 US gal
Consumption average: 2,7 L/100 km / 37 km/l / 87 US mpg
Top Speed: 100 km/h / 62 mph
Colours: White, Red, Black, Blue, Yellow
Note: Specifications for the Corsa 125 (1988 – 98)
Sources: Wikipedia, scooterhelp.com