Hyosung GT 125 Naked - 2005 Specifications and Reviews

The 2005 Hyosung GT 125 Naked is an entry-level naked bike designed for novice riders seeking an affordable, manageable motorcycle. Its lightweight 150kg frame and modest 14.21 hp V2 engine provide easy handling and fuel efficiency, making it ideal for commuting and learning fundamental riding skills in urban environments.

2005
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General information

CategoryNaked bike
Year2005
ModelHyosung GT 125 Naked

Engine and Transmission Specifications

Gearbox5-speed
StarterElectric
IgnitionElectronic
Valves per cylinder4
Bore x stroke44.0 x 41.0 mm (1.7 x 1.6 inches)
Compression11.2:1
Torque9.70
Power14.21
Stroke4
Engine typeV2
Capacity:125.00 ccm (7.63 cubic inches)

Physical measures and capacities

Seat height795 mm (31.3 inches) If adjustable, lowest setting.
Dry weight150.0 kg (330.7 pounds)
 
 

Hyosung GT 125 Naked dimensions and frame

Rear brakes diameter230 mm (9.1 inches)
Rear brakesSingle disc
Front brakes diameter300 mm (11.8 inches)
Front brakesSingle disc
Rear tyre dimensions150/70-17
Front tyre dimensions110/70-17
Rear suspension travel110 mm (4.3 inches)
Rear suspensionSwingarm
Front suspension travel120 mm (4.7 inches)
Front suspensionTelescopic
 
 

Speed and acceleration

Power/weight ratio0.0947 HP/kg
Top speed110.0 km/h (68.4 mph)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsRed, black, blue, yellow
Fuel capacity17.00 litres (4.49 gallons)

Performance Profile & Rider Fit

14.2 hp
Peak Power
68.4 mph
Top Speed

Best For

Track20%
City78%
Cornering55%
Daily Riding70%
Touring30%
Passenger35%

Rider Profile

Best ForThis is a friendly, low-intimidation machine well suited to new riders or those upgrading from a scooter.
PurposeBest suited to commuting, learner training, and light urban riding rather than performance or long-distance work.
Rider FitIts low seat height and modest 150 kg dry weight make it easy to handle for shorter or less experienced riders.
CharacterA small-displacement V-twin naked with a sporty look but mild, approachable performance rather than outright excitement.
Not Ideal ForNot a good fit for riders seeking highway touring speed, two-up comfort over distance, or any serious off-road capability.

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

Rider Fit Visualizer

2005 Hyosung GT 125 Naked Rider Ergonomics Assessment

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

Feet:

At 795mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2005 Hyosung GT 125 Naked, with a relaxed knee angle of around 120 degrees and a forward-leaning 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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