Naked Motorcycles
2005Hyosung GT 650
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The 2005 Hyosung GT 650 is a middleweight naked bike ideally suited for riders seeking an affordable, reliable commuter with sporty handling. Its 647cc V-twin engine delivers responsive performance and manageable power, making it excellent for both beginners and experienced riders. Known for exceptional value and practical everyday usability, the GT 650 established Hyosung as a credible alternative to Japanese competitors.
- Capacity
- 647.0 ccm
- Engine
- V-Twin, four-stroke
- Gearbox
- 6-speed
- Dry weight
- 208.0 kg
- Seat height
- 780 mm
- Power
- 76.4 HP (56.2 kW) @ 9000 RPM
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Designed as an affordable, V-twin-powered naked bike for everyday riding, commuting, and occasional weekend backroad fun.
- Built for
- Delivers a torquey, budget-friendly V-twin experience with classic naked-bike styling rather than razor-sharp performance.
- Not ideal for
- Not the right choice for riders seeking cutting-edge electronics, off-road capability, or class-leading top-end speed.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 647.0 ccm
- Power
- 76.4 HP (56.2 kW) @ 9000 RPM
- Torque
- 68.0 Nm (6.9 kgf-m)
- Engine type
- V-Twin, four-stroke
- Power/weight ratio
- 0.3673 HP/kg (dry)
- Bore x stroke
- 81.5 x 62.0 mm
- Compression
- 11.4:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Electric
- Ignition
- Electronic
- Valves per cylinder
- 4
- Lubrication system
- Wet sump
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet, Multiplate
Performance
- Top speed
- 140.0 km/h (87.0 mph)
Dimensions & weight
- Wheelbase
- 1435 mm
- Overall length
- 2060 mm
- Overall width
- 740 mm
- Overall height
- 1090 mm
- Seat height
- 780 mm
- Dry weight
- 208.0 kg
- Wet weight
- 208.2 kg
- Fuel capacity
- 17.00 litres
- Ground clearance
- 150 mm
Chassis & suspension
- Front suspension
- Telescopic
- Rear suspension
- Swingarm
- Front wheel travel
- 120 mm
- Rear wheel travel
- 120 mm
- Rake (fork angle)
- 25.0°
- Trail
- 79 mm
Brakes & wheels
- Front brakes
- Double disc
- Front brakes diameter
- 300 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 230 mm
- Front tyre
- 120/60-ZR17
- Rear tyre
- 160/60-ZR17
Other
- Color options
- Yellow, black, blue
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2005 | 2006 | 2007 | 2009 |
|---|---|---|---|---|
| Capacity | 647 cc | 647 cc | 647 cc | 647 cc |
| Dry weight | 208 kg | 180 kg | 180 kg | 196 kg |
| Seat height | 780 mm | 780 mm | 780 mm | 780 mm |
| Fuel capacity | 17 L | 16 L | 16 L | 17 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Hyosung GT 650?
The 2005 Hyosung GT 650 has a Capacity of 647.0 ccm (39.48 cubic inches).
What engine power does the Hyosung GT 650 have?
The 2005 Hyosung GT 650 has a Power of 76.4 HP (56.2 kW) @ 9000 RPM.
How many gears does the Hyosung GT 650 have?
The 2005 Hyosung GT 650 has a Gearbox of 6-speed.
What is the torque of the Hyosung GT 650?
The 2005 Hyosung GT 650 has a Torque of 68.0 Nm (6.9 kgf-m or 50.2 ft.lbs).
How much does the Hyosung GT 650 weigh?
The 2005 Hyosung GT 650 has a Dry weight of 208.0 kg (458.6 pounds).
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