| Attribute | Yamaha YZ450FSE - Special Edition × | Yamaha WR450F 2008 × |
|---|---|---|
| General | ||
| Production from (year) | 2007 | 2008 |
| Make | Yamaha | Yamaha |
| Model | Yamaha YZ450FSE - Special Edition | Yamaha WR450F |
| Category | Cross / motocross | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 5 | - |
| Displacement (cm³) | 449 | 449 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 95 | 95 |
| Stroke (mm) | 63.4 | 63.4 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | CDI | CDI |
| Lubrication system | Dry sump | - |
| Compression | 12.3:1 | 12.3:1 |
| Chassis | ||
| Front suspension | Telescopic fork | Inverted fork |
| Rear suspension | Monocross | Single shock |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 245 | 245 |
| Front tyre | 80/100-21 | 80/80-M21 |
| Rear tyre | 100/90-19 | 110/80-M18 |
| Front wheel travel (mm) | 300 | 300 |
| Rear wheel travel (mm) | 310 | 305 |
| Rake (fork angle) (degree) | - | 26 |
| Other | ||
| Starter | Kick | - |
| Color options | - |
|
| Dimensions | ||
| Wheelbase (mm) | 1,494 | 1,486 |
| Dry weight (kg) | 99 | 112 |
| Overall height (mm) | 1,306 | 1,295 |
| Overall length (mm) | 2,191 | 2,174 |
| Overall width (mm) | 825 | 826 |
| Seat height (mm) | 989 | 980 |
| Ground clearance (mm) | 373 | 366 |
| Performance | ||
| Fuel capacity (l) | - | 7.94 |