Engineered with all the reliability and durability you’ve come to expect from Yamaha, the 2‑stroke YZ250X was born to win cross‑country races.

 


Engine


Engine Type


249cc liquid-cooled 2-stroke; reed-valve inducted


Bore x Stroke


66.4mm × 72.0mm


Compression Ratio


7.9~9.4:1


Fuel Delivery


Keihin® PWK38S


Ignition


CDI


Transmission


Constant-mesh 5-speed; multiplate wet clutch


Final Drive


Chain



Chassis


Suspension / Front


KYB® Speed-Sensitive System inverted fork; fully adjustable, 300mm travel


Suspension / Rear


KYB® single shock; fully adjustable, 315mm travel


Brakes / Front


Hydraulic disc, 270mm


Brakes / Rear


Hydraulic disc, 245mm


Tires / Front


90/90-21 Dunlop® AT81F


Tires / Rear


110/100-18 Dunlop® AT81


Dimensions


L x W x H


2185mm x 825mm x 1290mm


Seat Height


970mm


Wheelbase


1486mm


Rake (Caster Angle)


27.7°


Trail


121mm


Ground Clearance


360mm


Fuel Capacity


7.9L


Wet Weight


103kg