Comparison of Beta RR 50 Racing Motard and Yamaha YZ 85 LW 2002 [S]ave
| Attribute |  Beta RR 50 Racing Motard × |  Yamaha YZ 85 LW 2002 × |
|---|---|---|
| General | ||
| Production from (year) | 2008 | 2002 |
| Make | Beta | Yamaha |
| Model | Beta RR 50 Racing Motard | Yamaha YZ 85 LW |
| Category | Super motard | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Dell´Orto PHBN 16 FS | - |
| Displacement (cm³) | 49.7 | 84.7 |
| Cooling system | Liquid | Liquid |
| Bore (mm) | 40.3 | 47.5 |
| Stroke (mm) | 39 | 47.8 |
| Gearbox | 6-speed | - |
| Clutch | wet multi-disc clutch | - |
| Lubrication system | Mixing with mechanical pump, fuel 1,5% (with synthetic oil) | - |
| Compression | 12.0:1 | 8.2:1 |
| Chassis | ||
| Front suspension | Hydraulic fork with ø36 mm shaft | - |
| Rear suspension | Monoshock with adjustable spring preload | - |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 190 |
| Frame type | steel double cradle frame | - |
| Front tyre | 110/80-17 | 70/100-19 42M |
| Rear tyre | 130/70-17 | 90/100-16 52M |
| Front wheel travel (mm) | 230 | 275 |
| Rear wheel travel (mm) | 285 | 287 |
| Dimensions | ||
| Wheelbase (mm) | 1,325 | 1,278 |
| Dry weight (kg) | 85 | 69 |
| Overall height (mm) | 1,120 | 1,204 |
| Overall length (mm) | 1,960 | 1,896 |
| Overall width (mm) | 800 | 758 |
| Seat height (mm) | 910 | 902 |
| Ground clearance (mm) | 355 | 391 |
| Performance | ||
| Reserve fuel capacity (l) | 1 | - |
| Fuel capacity (l) | 6 | - |
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