Motocross Bikes
2005Kawasaki KX100
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The 2005 Kawasaki KX 100 is a lightweight motocross bike designed for young and beginner riders transitioning to competitive dirt biking. Its 99cc liquid-cooled single-cylinder engine delivers manageable power with a responsive 6-speed transmission, while the compact 68kg frame and low 871mm seat height make it accessible for smaller riders. Best known for reliability and flickable handling on the track, the KX 100 remains a popular choice for junior motocross racing.
- Capacity
- 99.0 ccm
- Engine
- Single, two-stroke
- Gearbox
- 6-speed
- Dry weight
- 68.0 kg
- Seat height
- 871 mm
- Power
- Not on record
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Other years
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built purely for closed-course motocross and off-road competition, not for street or general recreational riding.
- Built for
- A high-revving two-stroke minicycle that rewards aggressive, active riding with sharp, flickable handling on the track.
- Not ideal for
- Not suitable for taller or heavier adults, commuting, road use, or anyone seeking comfort and long-distance 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
- 99.0 ccm
- Engine type
- Single, two-stroke
- Bore x stroke
- 52.5 x 45.8 mm
- Compression
- 9.6:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Kick
- Ignition
- CDI
- Lubrication system
- Premix
- Power
- Not on record - add it
Transmission
- Gearbox
- 6-speed
- Transmission type
- Manual
- Final drive
- Chain
- Clutch
- Wet multi-plate
Dimensions & weight
- Wheelbase
- 1290 mm
- Overall length
- 1910 mm
- Overall width
- 734 mm
- Overall height
- 1105 mm
- Seat height
- 871 mm
- Dry weight
- 68.0 kg
- Wet weight
- 71.0 kg
- Fuel capacity
- 5.70 litres
- Ground clearance
- 381 mm
Chassis & suspension
- Frame
- High-tensile steel perimeter design with subframe member
- Front suspension
- 36mm inverted telescopic cartridge fork
- Rear suspension
- UNI-TRAK® single-shock system
- Front wheel travel
- 274 mm
- Rear wheel travel
- 274 mm
- Rake (fork angle)
- 27.0°
- Trail
- 104 mm
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 220 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 240 mm
- Front tyre
- 70/90-19
- Rear tyre
- 90/90-16
Other
- Color options
- Kawasaki Lime Green
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 | 2005 | 2009 | 2014 | 2018 | 2022 |
|---|---|---|---|---|---|
| Capacity | 99 cc | 99 cc | 99 cc | 100 cc | 99 cc |
| Dry weight | 68 kg | 68 kg | 68 kg | 68 kg | 68 kg |
| Seat height | 871 mm | 871 mm | 871 mm | 871 mm | 871 mm |
| Fuel capacity | 5.7 L | 5.7 L | 5.7 L | 5.7 L | 5 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 KX100?
The 2005 Kawasaki KX100 has a Capacity of 99.0 ccm (6.04 cubic inches).
How many gears does the Kawasaki KX100 have?
The 2005 Kawasaki KX100 has a Gearbox of 6-speed.
How much does the Kawasaki KX100 weigh?
The 2005 Kawasaki KX100 has a Dry weight of 68.0 kg (149.9 pounds).
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