New 2025 Yamaha YZ125X GNCC racer Cross Country 2-stroke

Description

• BOLD YZ STYLING: Along with slim, aggressive bodywork, the bold graphics scheme further highlights the YZ family pedigree. Premium Yamaha graphics are now embedded to provide excellent durability and scratch resistance.
• CROSS COUNTRY ERGONOMICS: A racy “gripper”-type seat and narrow fuel tank combined with a tapered aluminum handlebar and adjustable mounts create greater freedom of movement and more comfortable ergonomics for riders.
• CROSS COUNTRY FEATURES: The YZ125X is focused on enduro competition with an 18-inch rear wheel, larger rear sprocket, side stand, sealed O-ring chain and reserve fuel petcock, all adding up to exceptional cross country performance.
• TWO-STROKE POWER ~ TUNED FOR ENDURO RACING: The YZ125X is optimized for the unique demands of Hare Scrambles and GNCC® racing. The powerful Yamaha Power Valve System (YPVS™)-equipped 125cc two-stroke engine is mated to a six-speed transmission for the ultimate cross country powerplant.
• POWERFUL 125CC TWO-STROKE ENGINE: The YZ125X’s advanced, liquid-cooled 125cc two-stroke engine provides impressive acceleration, thrilling mid- to high-rpm power, along with supreme usability.
• TUNED FOR GNCC® COMPETITION: The YZ125X utilizes a revised compression ratio, revised YPVS™ timing and a model-specific digital CDI unit compared to its motocross sibling—all focused on creating a broad, usable power delivery specifically suited to cross country and enduro-style competition.
• EFFICIENT AIR INTAKE DESIGN: Intake design allows for a straighter, more efficient draw of air into the intake tract.
• PRECISE FUELING: Refined Hitachi Astemo® Keihin PWK38S carburetor 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.
• CLOSE-RATIO SIX-SPEED TRANSMISSION: An advanced, close-ratio six-speed transmission has wide gear teeth and optimized gear ratios for maximum performance.
• NARROW EXHAUST PIPE: The compact exhaust expansion chamber provides both horizontal and vertical clearance on tight, technical courses while still providing excellent exhaust efficiency.
• HIGH-CAPACITY RADIATOR: Large-capacity radiator with dark louvers deliver an aggressive look and maximum cooling efficiency for demanding racing conditions.