Key performance
Technical specifications
Engine
- Displacement
- 124 cc
- Power
- 8.7 ch (6.4 kW)
- Torque
- 9.0 Nm @ 6000 tr/min
- Engine type
- Single cylinder, four-stroke
- Cooling
- Air
- Compression ratio
- 9.0:1
- Bore × stroke
- 54.0 x 54.0 mm (2.1 x 2.1 inches)
- Fuel system
- Carburettor
- Ignition
- CDI
- Starter
- Electric & kick
Chassis
- Gearbox
- 4-speed
- Clutch
- Wet automatic shoe clutch and wet type,muti plate
Brakes
- Front brakes
- Expanding brake (drum brake)
- Rear brakes
- Expanding brake (drum brake)
Dimensions
- Seat height
- 770.00 mm
- Wheelbase
- 1190.00 mm
- Ground clearance
- 130.00 mm
- Length
- 1900.00 mm
- Width
- 680.00 mm
- Height
- 1100.00 mm
- Fuel capacity
- 4.30 L
- Dry weight
- 99.00 kg
Overview
When we evoke China of the 2000s and its two-wheeled factories, we often think of crude copies. Yet, the Jianshe Cub JS125-G of 2008 does not hide behind a false pedigree. It embraces its status as a thrifty and functional single-cylinder engine, a mobility tool before being an object of passion. Its 124 cm³ four-stroke engine, with its perfect bore and stroke of 54 mm, breathes through a simple carburetor and turns with a compression ratio of 9.0:1. The announced figures, 8.7 horsepower and 9 Nm of torque at 6000 rpm, set the tone. This engine does not aim for performance, but for a form of rustic endurance. Air-cooled and associated with a four-speed gearbox, this engine aspires to a long service life more than to recordable top speeds.

Its architecture betrays a philosophy of radical economy. With a dry weight of 99 kg for a wheelbase of 1190 mm, the JS125-G displays a compact and lightweight silhouette. A seat height of 770 mm opens the door to a wide customer base, from young license holders to urban delivery drivers. This accessibility comes at a price in terms of equipment. Drum brakes, front and rear, and the absence of data on the suspensions highlight a stripped-down design. The 4.3-liter tank recalls that its range is measured in tens of urban kilometers, not in hundreds of highway kilometers.
Compared to the Honda CBF125 or the Suzuki GN125 of the same era, the Jianshe Cub clearly positions itself in the niche of the bare essentials. It does not try to rival Japanese refinement, but offers a minimalist alternative at a probably very contained cost. Its 130 mm ground clearance and unspecified chassis are intended for use on smooth asphalt, far from deep potholes or dirt roads.
This motorcycle does not seek to seduce the mechanically inclined enthusiast or the Sunday rider. It speaks to those who need a simple vehicle, repairable with basic tools, and whose consumption must be counted in cents per kilometer. In the landscape of Asian two-wheeled vehicles before 2010, the Jianshe Cub JS125-G embodies a form of raw honesty. There is no artifice or pretension here, only the promise of essential transportation. It is the kind of machine that disappears into the urban landscape, but which, for some, represents the most direct access to the freedom of movement.
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