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Our legendary two-stroke Supercross winner is more potent than ever with a light aluminum frame housing a patented YPVS Power valve-equipped engine that delivers great power-to weight ratio. YZ250 is ready to race out of the crate complete with ProTaper aluminum handlebar, titanium footpegs gripper seat and Excel rims.
2011 Yamaha YZ250 Specifications
| Year | 2011 |
| Manufacturer | Yamaha |
| Model | YZ250 |
| Engine Type | 2-stroke; reed-valve inducted |
| Engine Displacement | 249cc |
| Bore & Stroke | 66.4 mm x 72.0 mm |
| Compression Ratio | 8.9~10.6:1 |
| Cooling | Liquid-Cooled |
| Fuel System | Keihin PWK38S |
| Ignition | CDI |
| Starting System | NA |
| Transmission | Constant-mesh 5-speed; multiplate wet clutch |
| Final Drive | Chain Drive |
| Rake and Trail | NA |
| Wheel Base | 58.3 in. |
| Seat Height | 39.1 in. |
| Front Suspension | Speed-Sensitive System inverted fork; fully adjustable, 11.8-in travel |
| Rear Suspension | Fully adjustable single shock, 12.4-in travel |
| Front Brake | Hydraulic single disc brake, 250mm |
| Rear Brake | Hydraulic single disc brake, 245mm |
| Front Tire | 80/100-21-51M |
| Rear Tire | 110/90-19-62M |
| Fuel Capacity | 2.1 gal. |
| Dry Weight | 227 lbs. |
| MSR | $7,150 |
2011 Yamaha YZ250 Pictures
