Hyosung GT125R - 2011 Specifications and Reviews

The 2011 Hyosung GT125R is an entry-level sport bike designed for beginner riders seeking affordable performance and styling. Known for its agile handling and accessible 125cc engine, it delivers nimble urban commuting with sporty aesthetics. The lightweight frame and manageable seat height make it ideal for new motorcyclists building confidence and developing riding skills.

4 stars Average rating: 4 from 1 votes
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General information

CategorySport
Year2011
ModelHyosung GT125R
 
 

Engine and Transmission Specifications

Transmission type,final driveChain
Gearbox5-speed
Cooling systemOil & air
Lubrication systemWet sump
IgnitionCDI
Fuel controlDOHC
Fuel systemCarburettor
Valves per cylinder4
Bore x stroke44.0 x 41.0 mm (1.7 x 1.6 inches)
Compression11.3:1
Top speed110.0 km/h (68.4 mph)
Torque10.20 Nm (1.0 kgf-m or 7.5 ft.lbs) @ 9750
Power14.20
Engine typeV2, four-stroke
Capacity:125.00 ccm (7.63 cubic inches)

Brakes, suspension, Frame and wheels

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 suspensionSwing arm with Hyeraulic Double shock absorber
Front suspension travel120 mm (4.7 inches)
Front suspensionTelescopic fork

Physical measures and capacities

Fuel capacity17.00 litres (4.49 gallons)
Wheelbase1,445 mm (56.9 inches)
Ground clearance130 mm (5.1 inches)
Overall width655 mm (25.8 inches)
Overall length2,060 mm (81.1 inches)
Overall height1,125 mm (44.3 inches)
Seat height780 mm (30.7 inches) If adjustable, lowest setting.
Power/weight ratio0.0855 HP/kg
Dry weight166.0 kg (366.0 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsBlack, red/black, white/black, silver black
StarterElectric

Performance Profile & Rider Fit

9.5s
0-60 mph (est.)
68.4 mph
Top Speed

Best For

Track40%
City80%
Cornering65%
Daily Riding70%
Touring35%
Passenger40%

Rider Profile

Best ForThis bike suits beginner to novice riders who want a sporty-looking machine without intimidating power.
PurposeIt's built for learning sport-bike ergonomics and handling on city streets and light twisty roads at an approachable pace.
Rider FitIts low dry weight and modest seat height make it easy to manage for smaller or less experienced riders.
CharacterA light, nimble small-displacement sportbike that mimics the styling and feel of larger sport machines at a fraction of the cost and intensity.
Not Ideal ForIt's not suited to experienced riders seeking real high-speed thrills or anyone planning long-distance highway touring.

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

Rider Fit Visualizer

2011 Hyosung GT125R Rider Ergonomics Assessment

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

Feet:

At 780mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2011 Hyosung GT125R, with a cramped knee angle of around 70 degrees and a forward-leaning riding position.

Data quality: measured. 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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