Naked Motorcycles
2008Jianshe Knight JS125 4X-F2
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The 2008 Jianshe Knight JS125 4X-F2 is a budget 125cc commuter motorcycle with a small fairing, for learner riders. Its air-cooled single makes 8.2 hp, with a 775 mm seat.
- Capacity
- 123.0 ccm
- Engine
- Single
- Gearbox
- 5-speed
- Dry weight
- 115.0 kg
- Seat height
- 775 mm
- Power
- 8.2 HP (6.0 kW)
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- It is built as a small-capacity commuter-sport bike for light urban riding rather than genuine performance use.
- Built for
- It has a modest, budget-friendly commuter character with sporty styling but very limited real-world performance.
- Not ideal for
- This is not the bike for riders seeking real speed, long-distance touring comfort, or off-road capability.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 123.0 ccm
- Power
- 8.2 HP (6.0 kW)
- Torque
- 8.0 Nm (0.8 kgf-m)
- Engine type
- Single
- Power/weight ratio
- 0.0713 HP/kg (dry)
- Bore x stroke
- 54.0 x 54.0 mm
- Compression
- 10.0:1
- Cooling system
- Air
- Starting
- Electric & kick
- Ignition
- CDI
Transmission
- Gearbox
- 5-speed
- Transmission type
- Manual
- Clutch
- Wet type,muti plate,hand operation
Dimensions & weight
- Wheelbase
- 1300 mm
- Overall length
- 2060 mm
- Overall width
- 740 mm
- Overall height
- 1085 mm
- Seat height
- 775 mm
- Dry weight
- 115.0 kg
- Fuel capacity
- 14.50 litres
- Ground clearance
- 160 mm
Brakes & wheels
- Front brakes
- Single disc
- Rear brakes
- Expanding brake (drum brake)
- Front tyre
- 2.75-18
- Rear tyre
- 3.00-18
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
Rider Reviews
Common questions
What is the engine size of the Jianshe Knight JS125 4X-F2?
The 2008 Jianshe Knight JS125 4X-F2 has a Capacity of 123.0 ccm (7.51 cubic inches).
What engine power does the Jianshe Knight JS125 4X-F2 have?
The 2008 Jianshe Knight JS125 4X-F2 has a Power of 8.2 HP (6.0 kW).
How many gears does the Jianshe Knight JS125 4X-F2 have?
The 2008 Jianshe Knight JS125 4X-F2 has a Gearbox of 5-speed.
What is the torque of the Jianshe Knight JS125 4X-F2?
The 2008 Jianshe Knight JS125 4X-F2 has a Torque of 8.0 Nm (0.8 kgf-m or 5.9 ft.lbs).
How much does the Jianshe Knight JS125 4X-F2 weigh?
The 2008 Jianshe Knight JS125 4X-F2 has a Dry weight of 115.0 kg (253.5 pounds).
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