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Kawasaki KX450 - 2021 Specifications and Reviews

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General information

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CategoryCross / motocross
Year2021
ModelKawasaki KX450
 
 

Engine and Transmission Specifications

ClutchWet multi-disc, manual
Transmission typeChain   (final drive)
Gearbox5-speed
Cooling systemLiquid
IgnitionDigital CDI with 3 Coupler Options
Fuel controlDouble Overhead Cams/Twin Cam (DOHC)
Fuel systemInjection. DFI® with 44mm Keihin throttle body
Bore x Stroke96.0 x 62.0 mm (3.8 x 2.4 inches)
Compression12.5:1
Engine typeSingle cylinder, four-stroke
Capacity:449.0 ccm (27.40 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakesSingle disc. Single-piston caliper.
Diameter270 mm (10.6 inches)
Front brakesSingle disc. Semi-floating petal discs
Rear tire120/80-19
Front tire80/100-21
Rear wheel travel307 mm (12.1 inches)
Rear SuspensionUni-Trak® gas charged shock with piggyback reservoir with dual-range (4 turns stepless high speed/19-way low-speed) compression damping, 38-way rebound damping and adjustable preload
Front wheel travel305 mm (12.0 inches)
Front Suspension49mm inverted telescopic coil-spring fork with 16-way compression damping and 16-way rebound damping
Trail122 mm (4.8 inches)
Rake (fork angle)27.6°
Frame typeAluminum perimeter
 
 

Physical measures and capacities

Fuel capacity6.20 litres (1.64 US gallons)
Wheelbase1485 mm (58.5 inches)
Ground clearance340 mm (13.4 inches)
Overall width820 mm (32.3 inches)
Overall length2185 mm (86.0 inches)
Overall height1265 mm (49.8 inches)
Seat height955 mm (37.6 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc110.0 kg (242.5 pounds)
Dry weight105.6 kg (232.7 pounds)

Other specs

StarterElectric
Color optionsLime Green

Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2021 Kawasaki KX450 is an impressive off-road motorcycle that delivers top-of-the-line performance and handling. With its powerful 449cc engine and lightweight chassis, this bike is sure to please even the most discerning riders. The electric start system and advanced suspension make it easy to navigate through rough terrain, while the slim ergonomics provide a comfortable and natural feel. Whether you're tearing up the track or conquering the trails, the KX450 is a formidable and thrilling ride. In addition to its outstanding performance, the 2021 Kawasaki KX450 boasts a sleek and aggressive design that is sure to turn heads. The bold graphics and striking color options make for a visually stunning bike that exudes power and speed. With its combination of cutting-edge technology and standout aesthetics, the KX450 is a standout choice for anyone in the market for a high-performance off-road motorcycle. Whether you're a seasoned rider or a newcomer to the sport, the 2021 Kawasaki KX450 is a top contender that delivers on all fronts.
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