Cagiva SST 125 (1979-83)

The Cagiva SST 125 motorcycle was produced between 1979 and 1983, and featured a two-stroke, single cylinder engine with a capacity of 125 cc. It had a compression ratio of 10.8:1 and was equipped with a 27mm Dell’Orto carburetor, with later models featuring electronic CDI ignition. The motorcycle had a kick start mechanism and could reach a maximum power of 10 horsepower at 7000 rpm. It was equipped with a 5-speed transmission and chain final drive.

The front suspension featured an oil damper Ceriant telescopic fork, while the rear suspension had a pivoted fork and Betor dampers with 3-way adjustment. The motorcycle had a single disc front brake and a drum rear brake. It had a wet weight of 116 kg and a fuel capacity of 10.5 litres. The average fuel consumption was 65 mpg, and it could travel up to 70 mph.

Overall, the Cagiva SST 125 was a reliable motorcycle, which proved to be popular over the years. Various resources exist to help owners of this classic bike keep their machines in prime condition.

Technical specifications:

Make Model: Cagiva SST 125

Year: 1979 – 83
Engine: Two stroke, single cylinder
Capacity: 125 cc / 7.6 cu-in
Bore x Stroke: 56 x 50 mm
Cooling System: Air cooled
Compression Ratio: 10.8:1
Induction: 27mm Dell’Orto carburetor
Ignition: Battery & coil later model Electronic CDI
Starting: Kick
Max Power: 10 hp / 7.3 kW @ 7000 rpm
Transmission: 5 Speed
Final Drive: Chain
Front Suspension: Oil damper Ceriant telescopic fork
Rear Suspension: Pivoted fork and Betor dampers 3-way adjustment
Front Brakes: Single disc
Rear Brakes: Drum
Front Tyre: 3.00-19
Rear Tyre: 3.50-18
Wet Weight: 116 kg / 255.7 lbs
Fuel Capacity: 10.5 Litres / 2.7 US gal
Consumption Average: 65 mpg
Standing 1/4 Mile: 20.0 sec
Top Speed: 70 mph
Related Links: sst125.altervista.org