Attribute | ![]() Beta RR 50 Motard 2007 × | ![]() Yamaha YZ85 LW 2008 × |
---|---|---|
General | ||
Production from (year) | 2007 | 2008 |
Make | Beta | Yamaha |
Model | Beta RR 50 Motard | Yamaha YZ85 LW |
Category | Super motard | Enduro / offroad |
Engine and transmission | ||
Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
Fuel system | Carburettor. Dell´Orto PHBN 16 FS | Carburettor. Keihin PWK28/1 |
Displacement (cm³) | 49.7 | 84.7 |
Cooling system | Liquid | Liquid |
Transmission type,final drive | Chain | Chain |
Torque (Nm) | - | 11.7 |
Bore (mm) | 40.3 | 47.5 |
Stroke (mm) | 39 | 47.8 |
Gearbox | 6-speed | - |
Ignition | Electronic AET 12V - 85W | CDI |
Clutch | Wet multi-disc clutch | Wet, multiple-disc coil spring |
Lubrication system | Mixing with mechanical pump, fuel 1,5% (with synthetic oil) | Premix |
Compression | 12.0:1 | 8.2:1 |
Chassis | ||
Front suspension | Hydraulic fork with ø36 mm shaft | Telescopic fork |
Rear suspension | Monoshock with adjustable spring preload | Swingarm (link suspension) |
Front brakes | Single disc | Single disc |
Rear brakes | Single disc | Single disc |
Diameter (mm) | 220 | 190 |
Frame type | steel double cradle frame | Semi-double cradle |
Front tyre | 110/80-17 | 70/70-M17 |
Rear tyre | 130/70-17 | 90/70-M14 |
Front wheel travel (mm) | 36 | 110 |
Rear wheel travel (mm) | - | 95 |
Other | ||
Starter | - | Kick |
Color options |
| - |
Dimensions | ||
Wheelbase (mm) | 1,325 | 1,255 |
Dry weight (kg) | 85 | 66 |
Overall height (mm) | 1,120 | 1,161 |
Overall length (mm) | 1,960 | 1,818 |
Overall width (mm) | 800 | 758 |
Seat height (mm) | 910 | 864 |
Ground clearance (mm) | 355 | 351 |
Performance | ||
Reserve fuel capacity (l) | 1 | - |
Fuel capacity (l) | 6 | 5 |