Skip to content
    |  NEWS

2010 KX450F

Already ranked at the top of its class in numerous enthusiast magazine shootouts, for 2010 the KX450F receives a number of engine and chassis updates to ensure its winning potential.

Specifications

Print

ENGINE

Type Liquid-cooled, 4-stroke Single
Displacement 449 cc
Bore and Stroke 96.0 x 62.1 mm
Compression Ratio 12.5:1
Valve System DOHC, 4 valves
Fuel System Fuel Injection: ø 43 mm x 1 (Keihin)
Ignition Digital DC-CDI
Starting Primary Kick
Lubrication Forced lubrication, Semi-dry sump
Top

DRIVETRAIN

Transmission 5-speed, return
Final Drive Chain
Primary Reduction Ratio 2.727 (60/22)
Gear Ratios: 1st 1.750 (28/16)
2nd 1.412 (24/17)
3rd 1.188 (19/16)
4th 1.000 (19/19)
5th 0.875 (21/24)
Final Reduction Ratio 3.846 (50/13)
Clutch Wet multi-disc, manual
Top

FRAME

Type Perimeter, Aluminum
Wheel Travel: Front 315 mm
Wheel Travel: Rear 315 mm
Tire: Front 90/100-21 57M
Tire: Rear 120/80-19 63M
Caster (Rake) 26.7°
Trail 116 mm
Steering Angle (Left/Right) 42°/42°
Top

SUSPENSION

Front: Type 48 mm inverted AOS-type telescopic fork
Compression Damping 22-way
Rebound Damping 20-way
Rear: Type New Uni-Trak
Compression Damping 22-way (low-speed), 2-turns or more (high-speed)
Rebound Damping 22-way
Spring Preload Fully Adjustable
Top

BRAKES

Front: Type Single semi-floating, 250 mm petal disc
Caliper Dual-piston
Rear: Type Single 240 mm petal disc
Caliper Single-piston
Top

DIMENSIONS

Overall Length 2,185 mm
Overall Width 820 mm
Overall Height 1,280 mm
Wheelbase 1,480 mm
Ground Clearance 340 mm
Seat Height 965 mm
Curb Mass 113.6 kg (250.4 lbs)
Fuel Capacity 7 litres
Top

DETAILS

MSRP* $9,299
Colours Lime Green

* The Manufacturer's Suggested Retail Price does not include freight, pre-delivery inspection or applicable taxes. The final price is at the discretion of the dealer. Prices and Specifications are subject to change without prior notice.

The specifications mentioned here apply to and have been achieved by production models under standard operating conditions. We intend only to give a fair description of the vehicle and its performance capabilities but these specifications may not apply to every machine supplied for sale. Kawasaki Heavy Industries, Ltd. reserves the right to alter specifications without prior notice. Equipment illustrated and specifications may vary to meet individual markets. Available colours may vary by market.