2025 Yamaha YZ125 Bike

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Yamaha

Yamaha YZ125

YZ125

Specifications

Product

Yamaha YZ125 Bike

Model Year

2025

Engine Size

125cc

Engine Type

Two-Stroke

Engine Displacement

125cc

Bore x Stroke

54.0 mm x 54.5 mm

Compression Ratio

8.2 ~ 10.1:1

Fuel System

Hitachi Astemo Keihin PWK38S carburetor with power jet and throttle position sensor, reed valve induction

Ignition

Digital 3D-map-controlled CDI system

Transmission

Constant-mesh close-ratio 6-speed; multiplate wet clutch, adjustable clutch lever with works-style cable adjuster

Final Drive

Chain

Suspension Front

KYB Speed-Sensitive System inverted fork, fully adjustable, leaf spring in the mid-speed valve, 48 mm diameter, 300 mm (11.8") travel

Suspension Rear

KYB single shock, fully adjustable, separate adjusters for high- and low-speed compression damping, full lock oil rebound system, reduced-friction Kashima Coat internals, 315 mm (12.4") travel

Brakes Front

Hydraulic disc, 270 mm rotor

Brakes Rear

Hydraulic disc, 240 mm rotor

Tires Front

Bridgestone Battlecross X20F, 80/100-21"

Tires Rear

Bridgestone Battlecross X20, 100/90-19"

Overall Length

2136 mm (84.1")

Overall Width

826 mm (32.5")

Overall Height

1295 mm (51.0")

Seat Height

980 mm (38.6")

Wheelbase

1445 mm (56.9")

Ground Clearance

366 mm (14.4")

Rake/Trail

26° / 4.3"

Fuel Capacity

6.8 liters (1.8 gallons)

Curb Weight

94.8 kg (209 lbs) with full fuel tank

Features

• New hand-adjustable clicker for easier compression adjustment on fork
• New high-capacity radiator delivers improved cooling efficiency
• New water-resistant PVC handlebar pad
• Embedded graphics to provide excellent durability and scratch resistance
• Carefully considered ergonomic design includes a flatter seat, narrow fuel tank, smoothly integrated body panels and slim shroud width to enable greater freedom of movement forward and back, allowing the rider to easily shift body weight for increased control and confidence

Miscellaneous

• Cooling: liquid
• Engine: single cylinder, 2-stroke, YPVS (Yamaha Power Valve System)
• Frame: aluminum semi-double cradle, removable aluminum rear subframe featuring square-section tubing, aluminum swingarm
• Handlebar: aluminum, with two-position adjustable handlebar clamp
• 30 day limited factory warranty

Price

$7,099.00

More Info

Yamaha website

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