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Reviews/ Hyosung/ Gt125
WATCH REVIEW
5.5/10 Sport

Hyosung Gt125 Review

"Decent learner bike if you find a genuinely pampered example."

Style-conscious new riders on tight budgets $800-$2,500 used 2003-2015
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Key Specs

speed
Top Speed
110 km/h
bolt
Power
14 hp
@ 10,000 rpm
rotate_right
Torque
11 Nm
@ 8,500 rpm
local_gas_station
Fuel Economy
28.6 km/L
67 mpg ยท 3.5 L/100km or ~28.5 km/L (typical real-world average)
build
Service Every
4,000 km
scale
Weight
149 kg
(wet/curb weight)
settings
Engine
124.4cc liquid-cooled DOHC 4-valve 90ยฐ V-twin
height
Seat Height
785 mm
cog
Transmission
5-speed
favorite
Engine Lifespan
80,000+ km with proper maintenance
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Used Buyer Review

The Hyosung GT125 is one of those bikes that looks the part without quite playing it. Styled after the bigger GT650, it'll turn heads in a car park and fool nobody on the road. Build quality is the elephant in the room here โ€” early Korean manufacturing wasn't exactly Honda-grade, and these bikes reflect that. Expect electrical gremlins, weeping fork seals, and carb issues if it's been sitting. The V-twin note is genuinely charming for a 125, and the riding position is sporty without being punishing on a new rider's wrists. Mechanically they're not complicated, parts availability has improved over the years, and a well-maintained example can be surprisingly reliable. The key word is maintained. Check service history obsessively. These bikes punish neglect harder than most. Compression test before buying, check the cooling system hasn't been ignored, and wiggle every connector you can find. Buy a rough one cheap and you'll spend more fixing it than you saved.

Pros

+V-twin sound at 125cc
+Aggressive sporty styling
+Comfortable upright-ish position
+Cheap to insure
+Parts more available now

Cons

-Electrical reliability questionable
-Build quality inconsistent
-Resale value drops hard
-Punishes neglect severely
warning
Avoid if

You want Japanese reliability without the fuss

description View full specs, facts & rivals for Hyosung Gt125 โ†’

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