2025 Yamaha YZ250X Bike

Specifications

Product
Yamaha YZ250X Bike
Model Year
2025
Engine Size
250cc
Engine Type
Two-Stroke
Engine Displacement
249cc
Bore x Stroke
66.4 mm x 72.0 mm
Compression Ratio
7.9~9.4:1
Fuel System
Hitachi Astemo Keihin PWK38S carburetor with power jet and throttle position sensor, 38 mm, reed valve induction
Ignition
CDI, kick start
Transmission
Constant-mesh wide-ratio 5-speed; multiplate (six inner pressure plates with advanced friction material) wet clutch
Final Drive
Chain, sealed O-ring
Suspension Front
KYB Speed-Sensitive System inverted fork, fully adjustable, 48 mm diameter, with scraper between the fork's dust and oil seal, 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
Dunlop Geomax MX33F, 80/100-21"
Tires Rear
Dunlop Geomax MX33, 110/100-18"
Overall Length
2184 mm (86.0")
Overall Width
826 mm (32.5")
Overall Height
1290 mm (50.8")
Seat Height
975 mm (38.4")
Wheelbase
1486 mm (58.5")
Ground Clearance
361 mm (14.2")
Rake/Trail
27.7° / 4.8"
Fuel Capacity
6.8 liters (1.8 gallons)
Curb Weight
103.87 kg (229 lbs) with full fuel tank
Features
• New hand-adjustable knob for quick, toolless compression adjustments on fork
• New water-resistant PVC handlebar pad
• Cross country focused suspension setup
• Revised compression ratio, revised YPVS timing and a model-specific digital CDI unit compared to its motocross sibling
• Embedded graphics to provide excellent durability and scratch resistance
• Intake design allows for a straighter, more efficient draw of air into the intake tract
• Compact exhaust expansion chamber to improve both horizontal and vertical clearance on tight, technical trails while still providing excellent exhaust efficiency
• 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
• Standard side stand
• Reserve fuel petcock
Miscellaneous
• Cooling: liquid
• Engine: single cylinder, 2-stroke, YPVS (Yamaha Power Valve System)
• Frame: aluminum double-cradle (with aluminum castings, forgings and extrusions), aluminum swingarm, with removable aluminum rear subframe featuring square-section tubing
• Handlebar: tapered aluminum, with adjustable mounts
• Radiator: high-capacity
• Rims: Excel
• 30 day limited factory warranty
Price
$8,099.00
More Info
What do you think?
Bikes

More Products

The Latest