If you want to go racing, then take the shortcut to the circuit with the KFX450R. Extensive modifications are unnecessary to get this ATV race-ready because Kawasaki has already done the job for you. Out of the crate, the KFX450R comes equipped with the race winning performance to make your entry into racing easier and more successful.
With shipment Shipment Name 2 for $0.00



Bore and stroke96.0 x 62.1 mm
Displacement449 cc
IgnitionDigital AC-CDI
Type4-stroke, single cylinder
Fuel systemFuel injection: ø42 mm x 1, Keihin
Valve systemDOHC, 4 valves per cylinder
Compression ratio12.0:1
LubricationForced lubrication, semi-dry sump


Front: calipersTwin piston, pin slide
Front: typeDual, 163mm drilled discs
Rear: calipersSingle-piston, pin slide
Rear: typeSingle 200mm, petal style drilled disc


Overall height1,064 mm
Overall width1,170 mm
Fuel capacity10 litres
Overall length1,806 mm
Curb mass**178 kg (392.4 lbs)
Seat height786 mm
Wheelbase1,255 mm


Gear ratio: 2nd1.800 (27/15)
ClutchWet multi-disc, cable operation
Gear ratio: 1st2.230 (29/13)
Final reduction ratio2.714 (38/14)
Primary reduction ratio2.952 (62/21)
Gear ratio: 5th1.048 (22/21)
Final drive2 wheel drive, chain
Gear ratio: 4th1.278 (23/18)
Transmission5-speed, return shift, reverse
Gear ratio: 3rd1.529 (26/17)


Wheel travel: rear254 mm
Wheel travel: front215 mm
Steering angle (left/right)42° / 42°
Tread (Front/Rear)972 mm / 899 mm
Tire: rearAT 20 x 10-9
TypeDouble cradle, aluminum
Tire: frontAT 21 x 7-10


Suspension, rearUni-Trak swingarm with piggy-back reservoir gas shock
Suspension, frontDual A-arms with piggy-back reservoir gas shocks


Warranty12 months warranty
Years 2014