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GSX S125 - 2026 Specifications and Reviews

The Suzuki GSX-S125 is an entry-level naked bike designed for new riders and urban commuters seeking affordable, reliable transportation. Featuring a lightweight 124cc liquid-cooled engine with 15 horsepower and six-speed transmission, it delivers nimble handling and fuel efficiency. Known for its sporty styling, easy manageability, and low operating costs, this bike excels in city environments and represents excellent value for beginner motorcyclists.

2026
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General information

Color OptionsMetallic Triton Blue, Titan Black, Stronger Red/Titan Black, Pearl Brilliant White/Titan Black
CategoryNaked bike

Engine and Transmission Specifications

StartingElectric
Emission46.6 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel Consumption2.01 litres/100 km (49.8 km/l or 117.03 mpg)
ClutchWet, multi-disc
Final DriveChain (final drive)
Gearbox6-speed
Cooling SystemLiquid
IgnitionElectric
Fuel ControlDouble Overhead Cams/Twin Cam (DOHC)
InductionInjection
Bore x Stroke62.0 x 41.2 mm (2.4 x 1.6 inches)
Compression Ratio11.0:1
Max Torque11.0 Nm (1.1 kgf-m or 8.1 ft.lbs) @ 8500 RPM
Capacity124.0 ccm (7.57 cubic inches)
 
 

Physical measures and capacities

Fuel Capacity11.00 litres (2.91 US gallons)
Wheelbase1300 mm (51.2 inches)
Ground Clearance165 mm (6.5 inches)
Overall Width745 mm (29.3 inches)
Overall Length2000 mm (78.7 inches)
Overall Height1035 mm (40.7 inches)
Seat Height785 mm (30.9 inches) If adjustable, lowest setting.
Wet Weight135.0 kg (297.6 pounds)

GSX S125 dimensions and frame

Wheels10 spoke cast aluminium
Rear BrakesSingle disc. Petal disc. ABS.
Brake Disc Diameter187 mm (7.4 inches)
Front BrakesSingle disc. Petal disc. ABS
Rear Tyre130/70-17
Front Tyre90/80-17
Rear SuspensionLink type, coil spring, oil damped
Front SuspensionTelescopic, coil spring, oil damped

Other specs

Related bikesList related bikes for comparison of specs.
Ask questionsJoin the 25 Suzuki GSX-S125 discussion group or the general Suzuki discussion group.
MaintenanceFind parts, fluids. filters, maintenance tools and service manuals at Amazon.com.
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Update specsReport missing specs or required updates.
LightingLED headlight
InstrumentsLCD instruments
Lubrication systemWet sump
Power15.0 HP (10.9 kW)) @ 10500 RPM
Engine typeSingle cylinder, four-stroke
Year2025
Motorcycle nameSuzuki GSX-S125

Rider Reviews

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