Hyosung Aquila 650 - 2006 Specifications and Reviews

The 2006 Hyosung Aquila 650 is a cruiser-style motorcycle ideal for riders seeking an affordable, accessible middleweight with classic styling. Its 647cc V-twin engine delivers smooth, manageable power suited to both commuting and recreational riding. Known for reliability and value, the Aquila appeals to budget-conscious riders and those new to larger displacement motorcycles.

2006
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General information

CategoryCustom / cruiser
Year2006
ModelHyosung Aquila 650

Engine and Transmission Specifications

Gearbox5-speed
StarterElectric
Fuel controlDOHC
Valves per cylinder4
Fuel systemCarburettor
Bore x stroke81.5 x 62.0 mm (3.2 x 2.4 inches)
Compression11.6:1
Torque62.00
Power69.73
Stroke4
Engine typeV2
Capacity:647.00 ccm (39.48 cubic inches)
 
 

Physical measures and capacities

Seat height690 mm (27.2 inches) If adjustable, lowest setting.
Dry weight230.0 kg (507.1 pounds)

Hyosung Aquila 650 dimensions and frame

Rear brakes diameter270 mm (10.6 inches)
Rear brakesSingle disc
Front brakes diameter300 mm (11.8 inches)
Front brakesDouble disc
Rear tyre dimensions180/55-ZR17
Front tyre dimensions120/70-ZR17

Speed and acceleration

Power/weight ratio0.3032 HP/kg
Top speed195.0 km/h (121.2 mph)
 
 

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsMidnight black, Titanium silver, Sky blue
Fuel capacity16.00 litres (4.23 gallons)

Performance Profile & Rider Fit

69.7 hp
Peak Power
5.5s
0-60 mph
121.2 mph
Top Speed

Best For

Track20%
City58%
Cornering45%
Daily Riding62%
Touring55%
Passenger55%

Rider Profile

Best ForSuitable for newer-to-intermediate riders thanks to its manageable power delivery and low seat height, though its weight requires confident low-speed handling.
PurposeA V-twin cruiser built for relaxed boulevard riding and weekend rides rather than outright performance.
Rider FitThe low seat height and reasonable dry weight make it approachable, but the cruiser stance and mass demand some upper-body strength at parking speeds.
CharacterDelivers a classic V-twin rumble and torquey, laid-back power delivery typical of mid-size cruisers, prioritizing style and cruising comfort over sharp handling.
Not Ideal ForNot the right choice for riders wanting aggressive cornering performance, off-road capability, or a lightweight, flickable machine.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2006 Hyosung Aquila 650 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 690mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2006 Hyosung Aquila 650, with a cramped knee angle of around 75 degrees and an upright riding position.

Data quality: estimated (wheelbase estimated from this category's typical bike, not this model's own spec). Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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