2017 Suzuki GN 125 Technical Analysis & Specification Breakdown
At the heart of the 2017 Suzuki GN 125 allround motorcycle, Suzuki utilizes a 124 cc (7.6 cu in) air-cooled single cylinder, four-stroke layout. Internal engine geometry specifies a bore and stroke of 57.0 x 48.8 mm (2.2 x 1.9 inches) with a 9.5:1 compression ratio.
On the scales, the GN 125 measures 105 kg (231 lbs) wet (curb). Rider ergonomics and chassis geometry center around a 776 mm (30.6 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance, combined with a 1,280 mm (50.4 in) wheelbase engineered for quick, flickable steering geometry. The 10.3-liter (2.7 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Within MotoLibrary's Suzuki archive, this model family spans 6 indexed model years from 1997 to 2022, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Standover Height
776 mm (30.6 in)
Engine
Displacement124.0 ccm (7.57 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Compression9.5:1
Bore x Stroke57.0 x 48.8 mm (2.2 x 1.9 inches)
Valves/Cylinder2
Fuel SystemCarburettor
Fuel ControlSingle Overhead Cams (SOHC)
CoolingAir
Transmission
Gearbox5-speed
Final DriveChain (final drive)
DrivelineDID 428HG, 122 links
Chassis
Front SuspensionTelescopic
Rear SuspensionTwin shock, adjustable
Wheelbase1280 mm (50.4 inches)
Ground Clearance175 mm (6.9 inches)
Wheels & Brakes
Front Tyre2.75-18
Rear Tyre3.50-16
Front BrakesSingle disc
Rear BrakesExpanding brake (drum brake)
Dimensions & Weight
Weight incl.105.0 kg (231.5 pounds)
Seat Height776 mm (30.6 inches) If adjustable, lowest setting.
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
