Vehicle Profile

The Kawasaki KX™85 motocross motorcycle brings Kawasaki's proven performance to the youth ranks. Proportionate power on a championship-winning platform grants young racers the advantage they need to sharpen their skills. The high-performance engine produces crisp, responsive power to sprint away from the competition, while the adjustable ergonomics and suspension settings means the KX85 grows with the rider.

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Top Features


  • Engine


    2-stroke single with exhaust power valve, liquid-cooled



    Bore x Stroke

    48.5 x 45.8mm

    Compression Ratio

    10.9:1 (low speed) - 9.0:1 (high speed)

    Fuel System

    28mm Keihin carburetor


    CDI with digital advance


    6-speed, return shift, with wet multi-disc manual clutch

  • Suspension

    Front Suspension / Wheel Travel

    36mm inverted telescopic cartridge fork with 20-way compression damping/10.8 in

    Rear Suspension / Wheel Travel

    Uni-Trak® single shock system with 24-way compression and 21-way rebound damping, plus adjustable spring preload/10.8 in

    Front Tire


    Rear Tire



    29°/3.8 in

    Ground Clearance

    11.4 in


    49.8 in

  • Totals

    Overall Length

    72.0 in

    Overall Width

    30.1 in

    Overall Height

    43.3 in

    Seat Height

    32.7 in

    Curb Weight

    165.3 lb**

    Fuel Capacity

    1.32 gal

  • General

    Final Drive


    Frame Type

    High-tensile steel perimeter design with subframe member

    Color Choices

    Lime Green

    Kawasaki Protection Plus (optional)

    Not Available

  • Brakes

    Front Brakes

    Single 220mm petal disc with dual-piston caliper

    Rear Brakes

    Single 184mm petal disc with single-piston caliper

  • Guarantee


    Not Available

**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: Always wear a helmet, eye protection, and proper apparel. Never ride under the influence of drugs or alcohol. Read Owner’s Manual and all on-product warnings. Professional rider shown on a closed course. ©2021 Kawasaki Motors Corp., U.S.A.

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