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2023 YZ125 Monster Energy Yamaha Racing Edition

From £7,600

Level up your performance.

You’re looking at the most advanced 125cc motocross bike that Yamaha has ever developed. With a race-winning heritage that goes back 50 years, the YZ125 Monster Energy Yamaha Racing Edition gives every aspiring racer the chance to ride the ultimate factory-style motocross bike.

Featuring a 2-stroke, 125cc powerplant with a high-efficiency YPVS (Yamaha Power Valve System) and a Keihin powerjet carburettor for explosive acceleration, the YZ125 Monster Energy Yamaha Racing Edition has the power to keeps you way out front – and a slick shifting 6-speed transmission helps to shave precious seconds off your lap times.

With its exclusive black and blue colour scheme and factory team style graphics, the YZ125 Monster Energy Racing Edition is the ultimate production race bike. Its slim bodywork and flat seat allow you to shift weight quickly for total control – and with its powerful braking system and best-in-class KYB suspension, this special edition is destined for the victorYZone!


Monster Black


  • Monster Energy Yamaha Racing Edition bodywork
  • Most powerful YZ125 engine
  • Keihin Powerjet carburettor
  • Ultra-slim bodywork
  • Smooth shifting 6-speed transmission
  • High-efficiency air intake
  • Race-developed ergonomics
  • Best-in-class KYB suspension
  • Powerful braking system
  • Aluminum rear frame

Finance Calculator

New bike finance is calculated off the models paint colour or finish, please select your desired colour below to return a more accurate finance quote.

Model Specification

  • Engine

    Engine Type

    Liquid-cooled, 2-stroke, Forward-inclined single cylinder, Reed valve with YPVS



    Bore x Stroke

    54.0 mm x 54.5 mm

    Compression Ratio

    8.2-10.1 : 1

    Maximum Power

    Maximum Torque

    Starter System



    Constant Mesh, 6-speed

    Lubrication System


  • Dimensions

    Oil Tank Capacity


    Fuel Tank Capacity


    Length (mm)


    Width (mm)


    Height (mm)


    Wheel Base (mm)


    Weight (kg)


    Ground Clearance (mm)


  • Frame

    Front Tyre

    80/100-21 51M

    Rear Tyre

    100/90-19 57M

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