KX85-II The Bike that Champions Ride

The KX85-II (big wheel) motorcycle brings Kawasaki's proven performance to the amateur ranks. Proportionate power of the 84cc engine and race-ready technology grant young racers the championship-winning advantage they need to sharpen their skills.




Front Fork

36mm inverted cartridge fork features adjustable compression damping, enabling excellent tuning throughout the impressive 27.5cm of travel.

Front and Rear Petal Disc Brakes

For the ultimate in style, the KX85-II features petal shaped discs just like the full size KX250 and KX450 models. A 220mm disc at the front and 184mm at the rear provide massive stopping power.

Rear Suspension

The Uni-Trak rear suspension is stable and versatile with a fully-adjustable KYB shock, also featuring 27.5cm of travel. Black spring and green anodized adjusters add to the factory look.

Slim Design

The bodywork, flat seat, slim fuel tank and low fuel cap are designed to make it easier transitioning from the front to the rear of the motorcycle.-

Powerful 2-Stroke Engine

High-performance 84cc two-stroke engine produces crisp, responsive power and offers proven durability to finish each ride with confidence.


Styled after the full-size KX250/KX450 models, the KX85 features sleek, aggressive bodywork designed for stunning, aggressive looks.

Large Radiator for Extra Cooling

The KX85’s radiator has been built to work hand in hand with the power output. Keeping it all cool when the racing action is getting hot.

6-Way Adjustable Handlebar Position

KX85 motorcycles grow with your young racer. Featuring six-position adjustable handlebar mounts; 2-position forward-backward adjustment while optional spacers allow 3-positions of height adjustment.


Pull-type clutch actuation for smooth operation and easy maintenance.

  • Model

    KX85-II (KX85D)

  • Engine Type

    Liquid-cooled, 2-stroke Single

  • Displacement

    84 cm3

  • Bore x Stroke

    48.5 × 45.8 mm

  • Compression Ratio

    Low speed 10.9:1, High speed 9.0:1)

  • Valve System

    Piston reed valve

  • Fuel System

    Carburettor: Keihin PWK 28

  • Ignition

    Digital CDI

  • Starting

    Primary Kick

  • Transmission

    6-speed, return

  • Clutch

    Wet multi-disc, manual

  • Frame

    Perimeter, high-tensile steel

  • Wheel travel - front

    275 mm

  • Wheel travel - rear

    275 mm

  • Tyre Size-front

    70/100-19 (42M)

  • Tyre Size-rear

    90/100-16 (52M)

  • Suspension - front

    o36 mm inverted telescopic with fork 20-way compression damping

  • Suspension - rear

    Bottom-Link Uni-Trak with adjustable spring preload, 24-way compression and 21-way rebound

  • Brakes - front

    Single 220 mm petal disc with dual-piston caliper

  • Brakes - rear

    Single 184 mm petal disc with single piston caliper

  • L x W x H

    1,920 × 765 × 1,150 mm

  • Wheelbase

    1,310 mm

  • Ground Clearance

    330 mm

  • Seat height

    870 mm

  • Fuel capacity

    5.0 litres

  • Curb Mass

    77.0 kg (includes full fuel tank, all fluids at optimum levels)

  • Colour

    Lime Green

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