Hyosung GT 650 S - 2006 Specifications and Reviews
The 2006 Hyosung GT 650 S is a nimble naked bike ideally suited for riders seeking an affordable, approachable middleweight. Its 647cc V-twin engine delivers smooth mid-range power and manageable handling characteristics. Best known for offering genuine performance at an accessible price point, it appeals to enthusiasts prioritizing value and everyday rideability.
2006
General information | |
| Category | Naked bike |
| Year | 2006 |
| Model | Hyosung GT 650 S |
Engine and Transmission Specifications | |
| Gearbox | 6-speed |
| Starter | Electric |
| Valves per cylinder | 4 |
| Fuel system | Carburettor |
| Bore x stroke | 81.5 x 62.0 mm (3.2 x 2.4 inches) |
| Compression | 11.4:1 |
| Torque | 68.00 |
| Power | 76.43 |
| Stroke | 4 |
| Engine type | V2 |
| Capacity: | 647.00 ccm (39.48 cubic inches) |
Physical measures and capacities | |
| Seat height | 780 mm (30.7 inches) If adjustable, lowest setting. |
| Dry weight | 215.0 kg (474.0 pounds) |
| | |
Hyosung GT 650 S dimensions and frame | |
| Rear brakes diameter | 230 mm (9.1 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 300 mm (11.8 inches) |
| Front brakes | Double disc |
| Rear tyre dimensions | 160/60-ZR17 |
| Front tyre dimensions | 120/60-ZR17 |
| | |
Speed and acceleration | |
| Power/weight ratio | 0.3555 HP/kg |
| Top speed | 210.0 km/h (130.5 mph) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Color options | Silver, red, yellow |
| Fuel capacity | 16.00 litres (4.23 gallons) |
Performance Profile & Rider Fit
76.4 hp
Peak Power
4.2s
0-60 mph
130.5 mph
Top Speed
Best For
Track40%
City62%
Cornering60%
Daily Riding65%
Touring45%
Passenger50%
Rider Profile
| Best For | Suits riders who have moved past a beginner bike and want a torquey V-twin naked to build confidence on. |
| Purpose | A do-it-all naked roadster aimed at spirited street riding, commuting, and occasional weekend backroad fun. |
| Rider Fit | The 780mm seat height and moderate 215kg dry weight make it manageable for riders of average to taller stature. |
| Character | Delivers a characterful V-twin growl with relaxed low-end torque rather than outright high-revving speed. |
| Not Ideal For | Not a good match for off-road adventures or riders seeking cutting-edge electronics and top-tier build quality. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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