Model Description

The KX250 motorcycle is the championship-proven machine we built so you can be next. Be the next champion. Be the next hero. Be the next legend. On the KX250, your time is now.
Featuring: More Powerful 249cc 4-stroke engine. Front and rear suspension setting updates contribute to improved cornering. New Tyre Pattern and larger Rear Tyre offer increased traction to match the engine’s increased power.

Available from November 2023

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Model Specification

  • Engine

    Engine type

    Liquid-cooled, 4-stroke Single


    249 cm3

    Bore x stroke

    78.0 x 52.2 mm

    Compression ratio


    Valve/Induction system

    DOHC, 4 valves

    Fuel system

    Fuel injection: O 43 mm x 1 (Keihin) with dual injection


    Digital DC-CDI



  • Transmission



    Final Drive


    Primary reduction ratio

    3.350 (67/20)

    Gear ratios: 1st

    2.154 (28/13)

    Gear ratios: 2nd

    1.733 (26/15)

    Gear ratios: 3rd

    1.438 (23/16)

    Gear ratios: 4th

    1.235 (21/17)

    Gear ratios: 5th

    1.045 (23/22)

    Final reduction ratio

    3.846 (50/13)


    Wet multi-disc, manual

  • Frame

    Frame type

    Perimeter, aluminium


    118 mm

    Wheel travel - front

    314 mm

    Wheel travel - rear

    316 mm

    Tyre - front

    80/100-21 51M

    Tyre - rear

    100/90-19 57M

    Steering angle - left / right

    42o / 42o

  • Suspension

    Suspension - front

    48 mm inverted telescopic Separate Function front Fork (SFF) Type 2. Compression damping: 22-way. Rebound damping: 20-way. Spring preload: 40-way

    Suspension - rear

    New Uni Trak with adjustable dual-range (high/lowspeed) compression damping, adjustable rebound damping and adjustable preload

  • Brakes

    Brakes - front

    Single semi-floating 270 mm petal disc. Caliper: Dual-piston

    Brakes - rear

    Single 240 mm petal disc. Caliper: Single-piston

  • Dimensions

    Dimensions (L x W x H)

    2,190 x 820 x 1,270 mm


    1,485 mm

    Seat height

    960 mm

    Fuel capacity

    6.2 litres

    Curb Mass

    108 kg