INFORMATION
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Yamaha Racing History
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| General information |
|---|
| Model: | Yamaha WR 250 F |
| Year: | 2004 |
| Category: | Enduro / offroad |
| Engine and transmission |
|---|
| Displacement: | 249.00 ccm (15.19 cubic inches) |
| Engine type: | Single cylinder |
| Stroke: | 4 |
| Power: | 15.20 HP (11.1 kW)) @ 7500 RPM |
| Torque: | 21.60 Nm (2.2 kgf-m or 15.9 ft.lbs) @ 6000 RPM |
| Compression: | 12.5:1 |
| Bore x Stroke: | 77.0 x 53.6 mm (3.0 x 2.1 inches) |
| Valves per cylinder: | 5 |
| Fuel control: | DOHC |
| Cooling system: | Liquid |
| Gearbox: | Automatic |
Transmission type
final drive: | Chain |
| Physical measurements |
|---|
| Dry weight: | 105.5 kg (232.6 pounds) |
| Seat height: | 998 mm (39.3 inches) If adjustable, lowest setting. |
| Overall height: | 1,303 mm (51.3 inches) |
| Overall length: | 2,165 mm (85.2 inches) |
| Overall width: | 827 mm (32.6 inches) |
| Ground clearance: | 382 mm (15.0 inches) |
| Wheelbase: | 1,475 mm (58.1 inches) |
| Chassis and dimensions |
|---|
| Front Suspension: | Telescopic Fork |
| Front Suspension travel: | 300 mm (11.8 inches) |
| Rear Suspension: | Swing arm (linked typed monocross) |
| Rear Suspension travel: | 315 mm (12.4 inches) |
| Front tyre dimensions: | 90/90-21 |
| Rear tyre dimensions: | 130/90-18 |
| Front brakes: | Single disc |
| Front brakes diameter: | 224 mm (8.8 inches) |
| Rear brakes: | Single disc |
| Rear brakes diameter: | 220 mm (8.7 inches) |
| Speed and acceleration |
|---|
| Power/weight ratio: | 0.1441 HP/kg |
| Other specifications |
|---|
| Color options: | Racing blue |
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