Kawasaki KX 450F Monster Energy - 2010 Specifications and Reviews

The 2010 Kawasaki KX 450F Monster Energy is a high-performance motocross machine built for professional and advanced amateur riders. Powered by a fuel-injected 449cc four-stroke engine with liquid cooling and sophisticated suspension, it delivers aggressive acceleration and precise handling on competitive tracks. Known for its potent power delivery and championship-winning reliability, this bike dominated the motocross racing scene.

2010
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General information

CategoryCross / motocross
Year2010
ModelKawasaki KX 450F Monster Energy

Engine and Transmission Specifications

Gearbox5-speed
Cooling systemLiquid
IgnitionDigital DC-CDI
Fuel controlDOHC
Fuel systemInjection. 43mm Keihin Throttle body
Valves per cylinder4
Bore x stroke96.0 x 62.1 mm (3.8 x 2.4 inches)
Compression12.5:1
Engine typeSingle cylinder, four-stroke
Capacity:449.00 ccm (27.40 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Rear brakes diameter240 mm (9.4 inches)
Rear brakesSingle disc
Front brakes diameter250 mm (9.8 inches)
Front brakesSingle disc
Rear tyre dimensions120/80-19
Front tyre dimensions90/100-21
Rear suspensionUNI-TRAK linkage system and Kayaba shock with 22-position low-speed and stepless high-speed compression dampening, 22-position rebound dampening and fully adjustable spring preload / 12.4 in.
Front suspension48mm inverted, Kayaba AOS with DLC coated sliders, 22-position compression and 20-position rebound dampening adjustment / 12.4 in.
Rake (fork angle)26.7°

Physical measures and capacities

Fuel capacity7.00 litres (1.85 gallons)
Wheelbase1,481 mm (58.3 inches)
Ground clearance340 mm (13.4 inches)
Overall length2,184 mm (86.0 inches)
Overall height1,280 mm (50.4 inches)
Seat height965 mm (38.0 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc112.1 kg (247.1 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsEbony

Performance Profile & Rider Fit

Best For

Track90%
City5%
Cornering88%
Daily Riding5%
Touring5%
Passenger0%

Rider Profile

Best ForThis is a full-on competition motocrosser best suited to experienced off-road or track riders, not beginners.
PurposeBuilt purely for motocross racing and closed-course off-road riding, not for street use or commuting.
Rider FitTall seat height, no low-speed flywheel effect, and aggressive suspension travel demand a fit, confident rider who can handle a physically demanding machine.
CharacterA raw, high-strung single-cylinder race weapon that rewards aggressive input with explosive acceleration and razor-sharp handling on dirt.
Not Ideal ForNot suitable for street riding, touring, passengers, or anyone wanting a comfortable, low-maintenance daily ride.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2010 Kawasaki KX 450F Monster Energy Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 965mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2010 Kawasaki KX 450F Monster Energy, with a cramped knee angle of around 85 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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