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Naked Motorcycles

2004Hyosung GT 125 Comet

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The 2004 Hyosung GT 125 Comet is a lightweight sport bike designed for beginner and novice riders seeking an affordable entry point into street riding. Powered by a compact 125cc V-twin engine with air cooling, it delivers modest performance suitable for urban commuting and casual weekend rides. Its narrow frame and manageable 150kg weight make it accessible for riders of varying experience levels.

Capacity
124.7 ccm
Engine
V-Twin, four-stroke
Gearbox
Not on record
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Dry weight
150.0 kg
Seat height
Not on record
Know it? Add it →
Power
15.0 HP (11.0 kW)

What’s new for the 2004 Hyosung GT 125 Comet

vs the 2003
Spec20032004
Front brakes — Single disc
Rear brakes — Single disc
Cooling — Air
Other years 2003 2004

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 30Agility 68Comfort 45Off-road 5Touring 25Road manners 55
Off-road & trail5%
Cornering55%
City riding65%
Daily riding55%
Touring25%
Two-up30%
Track25%
Best for
It's built primarily as an entry-level sport commuter, mixing a sporty V-twin look with light, approachable performance.
Built for
The air-cooled V2 engine and DOHC head give it a distinctive character among small-capacity bikes, though outright power is limited given its 125cc class.
Not ideal for
It's not a good fit for experienced riders seeking real touring range, highway speed, or off-road capability.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Full specifications

Engine
Capacity
124.7 ccm
Power
15.0 HP (11.0 kW)
Engine type
V-Twin, four-stroke
Power/weight ratio
0.1000 HP/kg (dry)
Bore x stroke
44.0 x 41.0 mm
Compression
11.3:1
Cooling system
Air
Fuel system
Carburettor
Starting
Electric
Valves per cylinder
4
Torque
Not on record - add it
Transmission
Transmission type
Manual
Final drive
Chain
Clutch
Wet multiplate
Dimensions & weight
Wheelbase
1445 mm
Overall length
2080 mm
Overall width
760 mm
Overall height
1120 mm
Dry weight
150.0 kg
Fuel capacity
17.00 litres
Seat height
Not on record - add it
Brakes & wheels
Front brakes
Single disc
Rear brakes
Single disc
Front tyre
110/70-17
Rear tyre
150/70-17
Other
Color options
Yellow, Black

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 20032004
Capacity 124 cc 125 cc
Dry weight 150 kg 150 kg
Fuel capacity 17 L 17 L

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

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Common questions

What is the engine size of the Hyosung GT 125 Comet?

The 2004 Hyosung GT 125 Comet has a Capacity of 124.7 ccm (7.61 cubic inches).

What engine power does the Hyosung GT 125 Comet have?

The 2004 Hyosung GT 125 Comet has a Power of 15.0 HP (11.0 kW).

How much does the Hyosung GT 125 Comet weigh?

The 2004 Hyosung GT 125 Comet has a Dry weight of 150.0 kg (330.7 pounds).

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