Comparison of Yamaha WR 450 F 2TRAC and Yamaha YZ450F 2008 [S]ave
| Attribute |  Yamaha WR 450 F 2TRAC × |  Yamaha YZ450F 2008 × |
|---|---|---|
| General | ||
| Production from (year) | 2004 | 2008 |
| Make | Yamaha | Yamaha |
| Model | Yamaha WR 450 F 2TRAC | Yamaha YZ450F |
| Category | Enduro / offroad | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 5 | - |
| Fuel system | Carburettor | - |
| 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 |
| Compression | 12.5:1 | 12.3:1 |
| Chassis | ||
| Front suspension | öhlins Upside-down telescopic fork | Speed-Sensitive System inverted fork |
| Rear suspension | öhlins shock absorber, Link-type suspension | Fully adjustable single shock |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 245 | 245 |
| Front tyre | 90/90-21 | 80/80-M21 |
| Rear tyre | 130/90-18 | 120/80-M19 |
| Front wheel travel (mm) | 300 | 300 |
| Rear wheel travel (mm) | 315 | 312 |
| Rake (fork angle) (degree) | - | 26 |
| Other | ||
| Color options |
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|
| Dimensions | ||
| Wheelbase (mm) | 1,485 | 1,494 |
| Dry weight (kg) | 119 | 99 |
| Overall height (mm) | 1,303 | 1,306 |
| Overall length (mm) | 2,171 | 2,195 |
| Overall width (mm) | 827 | 826 |
| Seat height (mm) | 998 | 988 |
| Ground clearance (mm) | 371 | 373 |
| Performance | ||
| Fuel capacity (l) | 10 | 6.81 |
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