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2009Kawasaki KX100 Monster Energy

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The 2009 Kawasaki KX100 Monster Energy is a lightweight 99cc motocross machine designed for young riders and beginners entering competitive racing. Powered by a single-cylinder two-stroke engine with digital CDI ignition and Keihin carburettor, it delivers sharp power delivery ideal for developing riding skills on track. Its compact 871mm seat height and 71kg weight make it accessible and manageable for junior competitors.

Capacity
99.0 ccm
Engine
Single, two-stroke
Gearbox
6-speed
Wet weight
71.0 kg
Seat height
871 mm
Power
Not on record
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How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 25Agility 92Comfort 30Off-road 90Touring 10Road manners 15
Off-road & trail90%
Cornering80%
City riding5%
Daily riding5%
Touring5%
Two-up0%
Track55%
Best for
Built purely for closed-course motocross and off-road track riding, not for street use, commuting, or long-distance travel.
Built for
A nimble, high-revving 2-stroke playbike that rewards aggressive throttle use and precise body positioning with sharp, flickable handling on rough terrain.
Not ideal for
It is not suitable for adult-sized riders, highway travel, carrying passengers, or anyone seeking comfort and touring 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 us
At 871mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with tip-toe one foot on the 2009 Kawasaki KX100 Monster Energy, with a relaxed knee angle of around 130 degrees and a slightly forward riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 821-900 mm — Long Legs →

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Full specifications

Engine
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
Ignition
CDI
Power
Not on record - add it
Torque
Not on record - add it
Transmission
Gearbox
6-speed
Transmission type
Manual
Final drive
Chain
Dimensions & weight
Wheelbase
1290 mm
Overall length
1910 mm
Overall height
1105 mm
Seat height
871 mm
Wet weight
71.0 kg
Fuel capacity
5.70 litres
Ground clearance
381 mm
Dry weight
Not on record - add it
Chassis & suspension
Frame
High-tensile steel perimeter design with subframe member
Front suspension
36mm inverted telescopic cartridge fork with 18-way compression damping / 10.8 in.
Rear suspension
UNI-TRAK® single shock system with 4-way compression and 18-way rebound damping plus adjustable spring preload / 10.8 in.
Rake (fork angle)
27.0°
Brakes & wheels
Front brakes
Single disc
Rear brakes
Single disc
Front tyre
70/80-19
Rear tyre
90/90-16
Other
Color options
Ebony

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

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Common questions

What is the engine size of the Kawasaki KX100 Monster Energy?

The 2009 Kawasaki KX100 Monster Energy has a Capacity of 99.0 ccm (6.04 cubic inches).

How many gears does the Kawasaki KX100 Monster Energy have?

The 2009 Kawasaki KX100 Monster Energy has a Gearbox of 6-speed.

How much does the Kawasaki KX100 Monster Energy weigh?

The 2009 Kawasaki KX100 Monster Energy has a Wet weight of 71.0 kg (156.5 pounds).

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