Attribute | Yamaha YZ450F 2012 × | Beta RR 250 × |
---|---|---|
General | ||
Production from (year) | 2012 | 2006 |
Make | Yamaha | Beta |
Model | Yamaha YZ450F | Beta RR 250 |
Category | Cross / motocross | Enduro / offroad |
Engine and transmission | ||
Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
Valves per cylinder | 4 | - |
Fuel system | Injection. Yamaha Fuel Injection (YFI), Keihin 44mm | Carburettor. Keihin FCR-MX 37 |
Engine details | Titanium valves | - |
Displacement (cm³) | 449 | 250 |
Cooling system | Liquid | Liquid |
Transmission type,final drive | Chain | - |
Bore (mm) | 97 | 75 |
Stroke (mm) | 60.8 | 56.5 |
Gearbox | 5-speed | 6-speed |
Fuel control | Double Overhead Cams/Twin Cam (DOHC) | - |
Ignition | TCI | - |
Clutch | Multiplate, wet | - |
Lubrication system | Wet sump | - |
Compression | 12.5:1 | 12.0:1 |
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 | Single disc |
Rear brakes | Single disc. Hydraulic | Single disc |
Diameter (mm) | 245 | 240 |
Frame type | - | CrMo |
Front tyre | 80/100-21 | 90/90-21 |
Rear tyre | 120/80-19 | 140/80-18 |
Front wheel travel (mm) | 310 | 290 |
Rear wheel travel (mm) | 315 | 300 |
Other | ||
Starter | Electric | - |
Color options |
| - |
Dimensions | ||
Wheelbase (mm) | 1,491 | 1,490 |
Kerb weight (kg) | 111.1 | - |
Dry weight (kg) | - | 117 |
Overall height (mm) | 1,311 | 1,255 |
Overall length (mm) | 2,195 | 2,270 |
Overall width (mm) | 826 | 813 |
Seat height (mm) | 1 | - |
Ground clearance (mm) | 386 | 320 |
Performance | ||
Reserve fuel capacity (l) | - | 1 |
Fuel capacity (l) | 6.06 | 8.5 |