Hyosung GT125 Comet & GT125R (up to 2009) Specifications – Picture Gallery – Wiki – Manual

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Hyosung GT125 Comet & GT125R Specifications
(up to 2009[circa])

Model: Hyosung GT125R / GT125 Comet
Years: Since 2005~2009
Category: Sports
Changes / Features over the years: Earliest models had silver frames, then years later a black chassis was used, on the final years some black engines appeared on slightly rear tail redesign  (Pre- RC)
Also known as:  GTR , GT,  Comet R Supersport, Comet Naked
Engine and transmission
Displacement: 125
Engine type:   Air / Oil cooled DOHC 8-valve 75° V-twin
Power:  14.2 hp (11 kW) @10,500 rpm
Top speed:  75-80mph (avg)
Bore x stroke: 44 x 41
Valves per cylinder: 4
Fuel system:  Mikuni Carburetor
Lubrication Type
Wet sump oil
Ignition:  Controlled by EDGETEK CDI
Cooling system: Liquid Coolant
Compression Ratio: 11.3 : 1
Fuel consumption:  50-60 mpg average (reported)
Final Drive / Gearbox: Constant mesh, Close ratio 5-speed (1down 4up)
+ Chain
Chassis, suspension, brakes and wheels
Frame type:
Suspension (Front):  Upside Down Forks = GTR
Standard Silver Forks = GT
Rear suspension: Dual side Aluminum Swing arm with Gas charged Hydraulic mono-shock
Front tyre:  110/70 R17 54H
Rear tyre:  150/70 -17 69H
Front brakes: Semi floating single disc, 2 pistons caliper
Front brakes diameter: 300mm
Rear brakes: Petal shaped single disc, 2 piston caliper & Stainless hose
Rear brakes diameter: 230 mm
Other Details
Dry weight:  128 kg
Wet Weight:
Max Torque:  10.20Nm / @9750RPM
Seat height: 810mm
Height: 1130mm
Length: 2090mm
Width: 700mm
Ground clearance: 155mm
Wheelbase: 1435mm
Fuel capacity: 17 Litres
Color options: Red / White / Black / Grey / 2-Tone Models /
Hyosung GT & GTR 125 Specifications :: Resources
Technical Help
🚥 Hyosung Community Forums->Technical Help
Parts finder 🛍 HyoRiders Shop – Aftermarket Parts & Accessories + Request

🚥 Parts Request – See below also for local dealers your bike too.

🚚 UK Dealers/Vendors – Community -> Dealers/Vendors

📥 Hyosung Owners Manual – Plus Service WorkShop Books

Hyosung GT125+R Community
🚥 HyoRiders Owners Club – Pictures, Owners Discussions & Technical Resources (manuals & service books)

More Bike Specs & Industry News = KR.Motors

This page is subject to constant updates, if we missed anything about this bike, let us know in the forums! or write comments below.

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