Motocross Bikes
2001Kawasaki KX125
37 fields on record
The 2001 Kawasaki KX125 is a two-stroke motocross racer from Kawasaki's KX line. Its liquid-cooled 124cc single makes 37.8 hp and 24.5 Nm through a six-speed gearbox. A tall 945 mm seat, 86.5 kg dry weight and an 8.5-litre tank make it light, revvy and demanding to ride fast.
- Capacity
- 124.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 6-speed
- Dry weight
- 86.5 kg
- Seat height
- 945 mm
- Power
- 37.8 HP (27.8 kW)
Other years
1990
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2001
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2009
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely as a competition motocross machine for racing on dirt tracks, not as a street or all-purpose bike.
- Built for
- A raw, high-strung racing tool that rewards aggressive riding with sharp handling and explosive acceleration out of corners.
- Not ideal for
- Not suitable for commuting, touring, passengers, or riders seeking comfort, low seat height, or road-legal usability.
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
- 124.0 ccm
- Power
- 37.8 HP (27.8 kW)
- Torque
- 24.5 Nm (2.5 kgf-m)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.4370 HP/kg (dry)
- Bore x stroke
- 56.0 x 50.6 mm
- Compression
- 8.2:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Kick
- Ignition
- CDI
- Lubrication system
- Petrol Mix (32:1)
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
Dimensions & weight
- Wheelbase
- 1445 mm
- Overall length
- 2135 mm
- Overall width
- 815 mm
- Overall height
- 1215 mm
- Seat height
- 945 mm
- Dry weight
- 86.5 kg
- Fuel capacity
- 8.50 litres
- Ground clearance
- 340 mm
Chassis & suspension
- Frame
- Perimeter style, high-tensile steel with aluminum subframe
- Front suspension
- Inverted Forks
- Rear suspension
- Monoshock
- Front wheel travel
- 310 mm
- Rear wheel travel
- 330 mm
- Rake (fork angle)
- 25.5°
- Trail
- 108 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 220 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 190 mm
- Front tyre
- 80/100-21 51
- Rear tyre
- 100/90-19 57
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 1990 | 1995 | 2000 | 2001 | 2004 | 2009 |
|---|---|---|---|---|---|---|
| Capacity | 124 cc | 124 cc | 124 cc | 124 cc | 124 cc | 124 cc |
| Dry weight | 87 kg | 87 kg | 87 kg | 87 kg | 87 kg | — |
| Seat height | 945 mm | 945 mm | 945 mm | 945 mm | 945 mm | 945 mm |
| Fuel capacity | 8.5 L | 8.5 L | 8.5 L | 8.5 L | 8.4 L | 8.2 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the Kawasaki KX125?
The 2001 Kawasaki KX125 has a Capacity of 124.0 ccm (7.57 cubic inches).
What engine power does the Kawasaki KX125 have?
The 2001 Kawasaki KX125 has a Power of 37.8 HP (27.8 kW).
How many gears does the Kawasaki KX125 have?
The 2001 Kawasaki KX125 has a Gearbox of 6-speed.
What is the torque of the Kawasaki KX125?
The 2001 Kawasaki KX125 has a Torque of 24.5 Nm (2.5 kgf-m or 18.1 ft.lbs).
How much does the Kawasaki KX125 weigh?
The 2001 Kawasaki KX125 has a Dry weight of 86.5 kg (190.7 pounds).
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