The 1974 Harley Davidson SST 350 Sprint /Aermacchi marked a significant shift in the brand’s lineup, as it was one of the first small-displacement bikes to bear the iconic Harley-Davidson name. Powered by a robust air-cooled single-cylinder engine, this bike boasted a unique character that blended power and agility.
The SST 350 Sprint /Aermacchi offered an impressive balance between performance and handling, with its short wheelbase and low seat height making it a joy to ride in tight city streets or twisty back roads. The engine’s smooth and responsive nature made it easy for riders to navigate through traffic, while the bike’s lightweight frame provided agility and playfulness.
Whether you’re carving through mountain roads or commuting through congested urban areas, the Harley Davidson SST 350 Sprint /Aermacchi delivers an exhilarating riding experience that’s hard to match.
Key Specifications
Engine Type
Four stroke, single cylinder, OHV
Engine Capacity
21.3 cubic inches / 341 cc
Max Power
27 hp / 20 kW @ 7000 rpm
Fuel Tank Capacity
2.7 US gallons / 10.5 L
Seat Height
32.6 inches / 828 mm
*n/a – information not provided by manufacturer
All Specifications
Make & Model
Model
Harley Davidson SST 350 Sprint /Aermacchi
Year
1974 –
Engine
Engine Type
Four stroke, single cylinder, OHV
Displacement
21.3 cubic inches / 341 cc
Bore x Stroke
80 x 68 mm
Compression Ratio
9.6:1
Max Horsepower
27 hp / 20 kW @ 7000 rpm
Engine Management System
34mmDell’Orto
Cooling System
Air cooled
Performance
Top Speed
90.3 mph
*n/a – information not provided by manufacturer
Transmission
Clutch
Wet multi-plate
Gearbox
5 Speed
Final Drive
Chain
Electrical & Electronics System
Starter
Electric & kick
Chassis & Suspension
Front Suspension
Oil damper Ceriant telescopic fork
Rear Suspension
Pivoted fork and Betor dampers 3-way adjustment
Wheels & Brakes
Front Tire Size
3.25 -19
Rear Tire Size
4.00 -18
Front Brakes
Single disc
Rear Brakes
Drum
Dimension & Weights
Seat Height
32.6 inches / 828 mm
Fuel Tank Capacity
2.7 US gallons / 10.5 L
Dry Weight
114 kg / 252 lbs
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*We strive to provide the most comprehensive and accurate specifications possible. However, certain details may not be available if the manufacturer did not disclose them or if the information is no longer publicly accessible. If you find any discrepancy with any data on this site, please feel free to let us know at contact@throttlecraze.com