2018 Yamaha YZ250X
| Engine Engine type Bore x Stroke Displacement Valves Compression ratio Max Power Max Torque Fuel system Transmission Final drive Clutch Ignition type Starting system Lubrication Exhaust system Spark plug Battery Gear ratios | Liquid cooled, single cylinder, two-stroke, reed-valve inducted 66.4mm × 72.0mm 249cc 13.5:1 Keihin PWK38S Constant-mesh 5-speed Chain Multi-plate wet CDI Electric starter Wet sump 1st: 2nd: 3rd: 4th: 5th: |
| Dimensions Frame type Rake/trail Overall length Overall width Overall height Wheelbase Seat height Ground clearance Weight Fuel capacity Color Suspension (front) Suspension (rear) Tyre (front) Tyre (rear) Brake (front) Brake (rear) | 27.7° 86.0 inches 32.5 inches 50.8 inches 58.5 inches 38.2 inches 14.2 inches 229 lb 2.1 gal Team Yamaha Blue KYB Speed-Sensitive System inverted fork; fully adjustable, 11.8-in travel KYB single shock; fully adjustable, 12.4-in travel 90/90-21 Dunlop AT81F 110/100-18 Dunlop AT81 Dual hydraulic 270mm discs, twin piston calipers Single hydrarulic 245mm disc, single piston caliper |
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