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Yamaha's YZ125 brings snappy power and advanced performance in a reliable, ridable BLU CRU package for next-gen riders looking to develop their championship-winning skills.
Out-of-the-box competition. Yamaha's advanced, liquid-cooled 125cc two-stroke engine is ready to dominate with Yamaha's patented Power Valve System (YPVS) providing impressive acceleration and thrilling mid- to high-rpm power, along with supreme usability.
Race-Ready Features
Complete with adjustable aluminum handlebars, wide foot pegs, gripper seat, adjustable clutch lever with works-style cable adjuster and lightweight rear sprocket des
Premium KYB® Suspension
Unmatched suspension performance and handling characteristics equal class-leading levels of control and comfort. The premium Speed Sensitive System 48mm inverted KYB® fork includes a leaf spring in the mid-speed valve for more precise damping and increased performance. The fully adjustable KYB® rear shock features reduced-friction Kashima Coat internals, separate adjusters for high- and low-speed compression damping, and a full lock oil rebound system for enhanced comfort.
Liquid-cooled Yamaha Power Valve System (YPVS)-equipped 125cc two-stroke engine
High-precision Hitachi Astemo® Keihin PWK38S carburetor features throttle position sensor and 3D-map-controlled CDI unit resulting in crisp throttle response and superior rideability
Straight intake design improves feeling of power in the low rpm range
High performance brake setup features a rigid front caliper, large front pistons and rotors with maximized pad contact area for exceptional stopping power and feel, while maintaining a low unsprung weight
Aluminum handlebar & titanium foot pegs
Aggressive, modern styling
ENGINE
Intake design allows for an efficient draw of air into the intake tract.
Patented YPVS™ combines crisp, hard-hitting bottom-end acceleration with strong mid-range and top-end.
Digital CDI system delivers precise spark and monitors engine speed to ensure optimal timing
Resulting in faster, stronger response during hard acceleration
ratios are matched to engine output for maximum performance
optimal hook-up for outstanding acceleration & corner-exiting power
transmission features "involute splines" for smooth, positive shifting even under power
Yamaha's patented YPVS system.
features a slide (guillotine) type power valve that provides the benefits of both solid, low-rpm power delivery combined with a strong top-end punch. This system varies the exhaust port height and timing based on engine rpm.
Features a power jet, throttle position sensor and 3D-map-controlled CDI unit for precise ignition timing.
The result is clean, crisp throttle response, superior rideability and excellent over-rev character.
6-petal, carbon fiber reed design.
for stronger high-rpm performance with greater over-rev capacity
Works-style clutch lever & race-spec "barrel adjuster."
easy lever pull for on-the-fly clutch adjustments
CHASSIS/SUSPENSION
Race-proven, highly developed aluminum semi-double cradle frame is engineered to provide just the right amount of strength and flex for the perfect balance of stability and cornering performance.
Removable aluminum rear subframe is constructed of square-section tubing for reduced weight.
Flat seat and narrow fuel tank design, along with smoothly integrated body panels and slimmer shroud width, combine to enable greater freedom of movement forward and back, allowing the rider to easily shift body weight for increased control and confidence.
A lightweight braking system featuring large front pistons, rigid caliper, a 270mm front rotor with maximized pad contact area and higher friction pad material, all combining to provide exceptional braking power and feel.
Industry-Leading KYB® Fork
The Speed-Sensitive System 48mm inverted KYB® fork includes a leaf spring in the mid-speed valve for more precise damping and increased performance and comfort, while offering up 11.8 inches of travel.
Advanced KYB® Shock
Fully adjustable KYB® rear shock features reduced-friction Kashima Coat™ internals, separate adjusters for high- and low-speed compression damping, a full lock oil rebound system for increased comfort, and 12.4 inches of travel. It all adds up to fantastic rear wheel control and class-leading capability.
Complete with an aluminum handlebar, two-position adjustable handlebar clamp, wide foot pegs, gripper seat, and an adjustable clutch lever with works-style cable adjuster.
Slim bodywork & radiator shrouds highlight the YZ's unmatched racing pedigree.
Powerful Two-Stroke YZ125 Engine
Race-Ready Features
Premium KYB® Suspension
