2009Hyosung GT650

Rate this bike

39 fields on record

The 2009 Hyosung GT 650 is a middleweight naked bike ideal for riders seeking affordable performance and practical everyday usability. Its 647cc V-twin engine delivers 79 horsepower with liquid cooling and DOHC technology, offering responsive handling and reliable acceleration. Known for providing excellent value and accessible ergonomics, the GT 650 suits both new and experienced riders prioritizing cost-effective sportiness.

Capacity: 647.0 ccm
Engine: V-Twin, four-stroke
Gearbox: 6-speed
Dry weight: 196.0 kg
Seat height: 780 mm
Power: 79.0 HP (58.1 kW)

⇄ Compare with another bike ＋ Add to garage All model years

What’s new for the 2009 Hyosung GT650

vs the 2008

Spec	2008	2009
Power	76.4 HP (57.0 kW) @ 9000 RPM	79.0 HP (58.1 kW)
Dry weight	185.0 kg (407.9 pounds)	196.0 kg (432.1 pounds)

Other years 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017

How it rides

Editorial estimate from the spec sheet - not lab tested

Off-road & trail15%

Cornering60%

City riding65%

Daily riding65%

Touring45%

Two-up50%

Track35%

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 us

Your height

Inseam (optional)

Units

At 780mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2009 Hyosung GT650, with a relaxed knee angle of around 120 degrees and a forward-leaning riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

Find bikes that fit your height →

Full specifications

Engine

Capacity: 647.0 ccm
Power: 79.0 HP (58.1 kW)
Engine type: V-Twin, four-stroke
Power/weight ratio: 0.4031 HP/kg (dry)
Bore x stroke: 81.5 x 62.0 mm
Compression: 11.6:1
Cooling system: Liquid
Fuel system: Carburettor
Starting: Electric
Ignition: ECU
Valves per cylinder: 4
Lubrication system: Wet sump
Torque: Not on record - add it

Transmission

Gearbox: 6-speed
Transmission type: Manual
Final drive: Chain
Clutch: Wet, Multiplate

Dimensions & weight

Wheelbase: 1435 mm
Overall length: 2060 mm
Overall width: 740 mm
Overall height: 1090 mm
Seat height: 780 mm
Dry weight: 196.0 kg
Wet weight: 208.2 kg
Fuel capacity: 17.00 litres
Ground clearance: 150 mm

Chassis & suspension

Front suspension: Telescopic
Rear suspension: Swing Arm
Front wheel travel: 120 mm
Rear wheel travel: 110 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: Black, blue

Specs last verified against published sources: September 2026.

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	2008	2009	2011	2014	2017
Capacity	647 cc	647 cc	647 cc	647 cc	650 cc	647 cc
Dry weight	208 kg	185 kg	196 kg	191 kg	191 kg	170 kg
Seat height	780 mm	780 mm	780 mm	831 mm	831 mm	830 mm
Fuel capacity	17 L	17 L	17 L	17 L	17 L	17 L