| Attribute | Yamaha YZ450F 2013 × | Beta Rev 3 270 × |
|---|---|---|
| General | ||
| Production from (year) | 2013 | 2006 |
| Make | Yamaha | Beta |
| Model | Yamaha YZ450F | Beta Rev 3 270 |
| Category | Cross / motocross | Trial |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Fuel system | Injection. Yamaha Fuel Injection (YFI), Keihin 44mm | Carburettor. Mikuni VM26/208 |
| Displacement (cm³) | 449 | 274.5 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | - |
| Bore (mm) | 97 | 76 |
| Stroke (mm) | 60.8 | 60.5 |
| Gearbox | 5-speed | 6-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | - |
| Ignition | TCI | - |
| Compression | 12.5:1 | 10.6:1 |
| Chassis | ||
| Front suspension | KYB Speed-Sensitive System, inverted fork: fully adjustable, 12.2-in travel | Hydraulic fork |
| Rear suspension | KYB Fully adjustable single shock | Monoshock |
| Front brakes | Single disc. Hydraulic disc. Hydraulic disc. | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 245 | 175 |
| Frame type | - | Aluminium |
| Rear tyre | 120/80-19 | - |
| Seat | Long, two-tone, motocross-style seat | - |
| Front wheel travel (mm) | - | 165 |
| Rear wheel travel (mm) | 315 | 175 |
| Rake (fork angle) (degree) | 28 | - |
| Other | ||
| Starter | Electric | - |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,491 | 1,310 |
| Kerb weight (kg) | 111.1 | - |
| Dry weight (kg) | - | 72 |
| Overall height (mm) | 1,311 | 1,120 |
| Overall length (mm) | 2,195 | 1,990 |
| Overall width (mm) | 826 | 850 |
| Seat height (mm) | 1 | - |
| Ground clearance (mm) | 386 | 310 |
| Performance | ||
| Reserve fuel capacity (l) | - | 1 |
| Fuel capacity (l) | 6.06 | 3.2 |