Engineered by Aprilia for the scooter motorcycle segment, the 2011 Aprilia Atlantic 300 pairs a 278.3 cc (17 cu in) liquid-cooled single cylinder, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 22 HP (16.1 kW) while maximum torque reaches 23.8 Nm (17.6 lb-ft), transferring power to the rear wheel through belt final drive. With a specific output of 79.1 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.
The 9.5-liter (2.5 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Aprilia archive, this model family spans 4 indexed model years from 2010 to 2013, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Specific Output
79.1 HP/L
Engine
Displacement278.3 ccm (16.98 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Power22.0 HP (16.1 kW))
Torque23.8 Nm (2.4 kgf-m or 17.6 ft.lbs)
Compression11.5:1
Valves/Cylinder4
Fuel SystemInjection
Fuel ControlSingle Overhead Cams (SOHC)
CoolingLiquid
Transmission
Final DriveBelt (final drive)
Chassis
Frame TypeSteel tubes twin cradle
Front SuspensionHydraulic telescopic fork
Rear SuspensionEngine unit acting as swingarm, double hydraulic shock with adjustable 5-position preload,
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
