Comparison of Beta RR 50 Alu and Yamaha YZ 250 2002 [S]ave
| Attribute |  Yamaha YZ 250 2002 × |  Beta RR 50 Alu × |
|---|---|---|
| General | ||
| Production from (year) | 2002 | 2006 |
| Make | Yamaha | Beta |
| Model | Yamaha YZ 250 | Beta RR 50 Alu |
| Category | Cross / motocross | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | - | Carburettor. Dell´Orto PHBN 16 FS |
| Displacement (cm³) | 249 | 49.7 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | - | Chain |
| Bore (mm) | 66.4 | 40.3 |
| Stroke (mm) | 72 | 39 |
| Gearbox | - | 6-speed |
| Ignition | - | Electronic |
| Lubrication system | - | Mixing with mechanical pump, fuel 1,5% |
| Compression | 8.8:1 | - |
| Chassis | ||
| Front suspension | - | Hydraulic fork |
| Rear suspension | - | Monoshock with adjustable spring preload |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 245 | 220 |
| Frame type | - | Aluminium perimetric plate |
| Front tyre | 80/100-21 51M | 80/90-21 |
| Rear tyre | 110/90-19 62M | 110/80-18 |
| Front wheel travel (mm) | 300 | 245 |
| Rear wheel travel (mm) | 315 | 270 |
| Dimensions | ||
| Wheelbase (mm) | 1,485 | 1,395 |
| Dry weight (kg) | 97 | 85 |
| Overall height (mm) | 1,302 | 1,210 |
| Overall length (mm) | 2,182 | 2,030 |
| Overall width (mm) | 827 | 860 |
| Ground clearance (mm) | 391 | 320 |
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