| MODEL | YAMAHA YS 250 FAZER 2009 - 2012 |
| Year | 2009 - 2012 |
| Engine Type | Four-stroke, single cylinder, SOHC, 2 valves |
| Displacement / Capacity | 250 cc / 15.2 cu in |
| Bore X Stroke | 74 x 58 mm |
| Compression Ratio | 9.8:1 |
| Cooling System | Air cooled |
| Max Power | 20 hp / 14.9 kW @ 7500 rpm |
| Max Torque | 2.1 kgf-m / 15.1 lb-ft @ 6500 rpm |
| Ignition | TCI |
| Induction | Electronic fuel injection |
| Start System | Electric |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 5 speed |
| Clutch | — |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Double cradle, steel |
| Front Suspension | Telescopic forks, 120 mm / 4.7 in travel |
| Rear Suspension | Monoshock, 120 mm / 4.7 in travel |
| Front Brakes | Single 282 mm disc |
| Rear Brakes | 130 mm drum |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | 153 kg / 337.3 lbs |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 100/80-17 |
| Rear Tyre | 130/70-17 |
| FUEL SYSTEM | |
| Fuel Capacity | 19.2 Litres / 5.0 US gal |
| Fuel Consumption | — |
| Top Speed | — |
The YS250 Fazer is Yamaha's small air-cooled single built in Brazil, notable as a locally built small Yamaha with electronic fuel injection. A Brazilian review praises its looks, smooth quiet running and economy, but notes weak low-rev pull and a high rear brake pedal.
