Attribute | Yamaha YZ 85 2007 × | Beta Ark 50 AC × |
---|---|---|
General | ||
Production from (year) | 2007 | 2007 |
Make | Yamaha | Beta |
Model | Yamaha YZ 85 | Beta Ark 50 AC |
Category | Cross / motocross | Scooter |
Engine and transmission | ||
Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
Fuel system | Carburettor. PWK28 x 1 | Carburettor. Dell´Orto PHVA 12 HS |
Displacement (cm³) | 84.7 | 49 |
Cooling system | Liquid | Air |
Transmission type,final drive | Chain | Belt |
Bore (mm) | 47.5 | 40 |
Stroke (mm) | 47.8 | 39.2 |
Gearbox | 6-speed | Automatic |
Ignition | CDI | Electronic Ducati 12V - 60W |
Clutch | - | Dry automatic centrifugal type |
Lubrication system | - | With mechanical pump - gasoline-oil 1,5% (with synthetic oil) |
Compression | 8.2:1 | 12.0:1 |
Chassis | ||
Front suspension | Telescopic Fork, coil spring/oil damper, 10.8´ | Hydraulic fork with ø32 mm shaft |
Rear suspension | Swingarm (link, suspension), coil spring/gas-oil damper, 11.3´ | Monoshock with adjustable spring preload |
Front brakes | Single disc | Single disc |
Rear brakes | Single disc | Expanding brake (drum brake) |
Diameter (mm) | 146 | 110 |
Frame type | - | tubular steel |
Front tyre | 70/80-M17 | 130/60-13 |
Rear tyre | 90/90-M14 | 130/60-13 |
Front wheel travel (mm) | - | 32 |
Other | ||
Color options | - |
|
Dimensions | ||
Wheelbase (mm) | 1,257 | 1,240 |
Dry weight (kg) | 66 | 84 |
Overall height (mm) | 1,161 | 1,150 |
Overall length (mm) | 1,821 | 1,740 |
Overall width (mm) | 757 | 750 |
Seat height (mm) | 864 | 830 |
Ground clearance (mm) | 351 | 215 |
Performance | ||
Reserve fuel capacity (l) | - | 1.3 |
Fuel capacity (l) | 4.92 | 7.5 |