Vehicle Profile

Get the kids outdoors and ready to ride on the KFX®90 ATV with proportionate power and size that’s perfect for riders ages 12 and older. The KFX90 lets kids take on challenging terrain and big adventures with an 89cc engine, while parental controls allow you to regulate their progress. The KFX90 ATV provides the ideal blend of size and performance.

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Top Features


  • Engine


    4-stroke, air cooled, single



    Bore x Stroke

    47.0 x 51.8mm

    Compression Ratio


    Fuel System

    Mikuni PTE 16


    Solid state CDI


    Automatic CVT

    Starting System

    Electric with back-up kick-starter

  • Suspension

    Front Suspension / Wheel Travel

    Single A-arm/2.8 in

    Rear Suspension / Wheel Travel

    Swingarm/2.9 in

    Front Tire

    AT 18 x 7-8 tubeless

    Rear Tire

    AT 18 x 9-8 tubeless

    Ground Clearance

    At rear axle - 3.9 in


    38.0 in

  • Totals

    Overall Length

    56.1 in

    Overall Width

    35.6 in

    Overall Height

    36.4 in

    Seat Height

    25.6 in

    Curb Weight

    266.8 lb**

    Fuel Capacity

    1.5 gal

    Maximum Torque


    Turning Radius

    8.7 ft

    Towing Capacity


    Total Rack Capacity


    Rack Capacity, Front/Rear


  • General

    Final Drive

    2WD, Chain

    Frame Type

    Double cradle, steel

    Color Choices

    Lime Green, Vibrant Blue

    Kawasaki Protection Plus (optional)

    12, 24, 36, or 48 months

    Track Front/Rear

    26.8/26.0 in



    Electronic Power Steering (EPS)




  • Brakes

    Front Brakes

    Dual mechanical drums

    Rear Brakes

    Hydraulic disc

  • Guarantee


    12 Month Limited Warranty

**Curb weight includes all necessary materials and fluids to operate correctly, full tank of fuel (more than 90 percent capacity) and tool kit (if supplied).

Specifications subject to change

KAWASAKI CARES: Read Owner’s Manual and all on-product warnings. Warning: ATVs can be hazardous to operate. For your safety: Always wear a helmet, eye protection, and protective clothing. Never carry a passenger. Never ride under the influence of drugs or alcohol. Never ride on public roads or pavement. Avoid excessive speeds and stunt driving. Be extra careful on difficult terrain. Kawasaki’s KFX®50 is recommended for use only by persons 6 or older, and the KFX®90 is recommended for use only by persons 12 and older. All children under 16 riding ATVs should always have direct adult supervision. Kawasaki ATVs with engines over 90cc are recommended for use only by persons 16 years of age or older. Kawasaki also recommends that all ATV riders take a training course. For more information, see your dealer, call the ATV Safety Institute at 1-800-887-2887, or go to ©2021 Kawasaki Motors Corp., U.S.A.

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