| TECHNICAL SPECIFICATION |
|---|
| Model ID |
|---|
| Manufacturer (Make) | Yamaha |
| Model Name | Cygnus X SR |
| Year | 2011 |
| Category(class) | Scooter |
| Engine |
|---|
| Engine Capacity (Displacement) | 125 ccm (7.63 cubic inches) |
| Engine Type | Single cylinder, four-stroke |
| Bore x Stroke | Ø52.4 mm x 57.9 mm (Ø2.06 inches x 2.28 inches) |
| Bore/Stroke Ratio | 0.91 |
| Compression Ratio | 10.0:1 |
| Timing System | OHC |
| Fuel System(Carburetion) | Injection |
| Ignition | TCI |
| Starter System | Electric & kick |
| Lubrication System | Wet sump |
| Cooling System | Air |
| Powertrain |
|---|
| Transmission (Final Drive) | Belt |
| Chassis/Suspension/Brakes |
|---|
| Front Suspension | Telescopic fork |
| Front Suspension Travel | 78 mm (3.07 inches) |
| Rear Suspension | Unit swing |
| Rear Suspension Travel | 96 mm (3.78 inches) |
| Front Brakes | Single disc |
| Front Brakes Diameter | Ø216 mm (Ø8.5 inches) |
| Rear Brakes | Expanding brake (drum brake) |
| Rear Brakes Diameter | Ø150 mm (Ø5.91 inches) |
| Front Tire | 110/70-12 |
| Rear Tire | 120/70-12 |
| Dimensions |
|---|
| Overall Length | 1855 mm (73.03 inches) |
| Overall Width | 685 mm (26.97 inches) |
| Overall Height | 1130 mm (44.49 inches) |
| Seat Height | 785 mm (30.91 inches) |
| Wheelbase | 1295 mm (50.98 inches) |
| Ground Clearance | 113 mm (4.45 inches) |
| Dry Weight | 114.0 kg (251 lb) |
| Curb Weight | 122.0 kg (269 lb) |
| Fuel Capacity | 7.10 litres (1.88 gallons) |
| Performance |
|---|
| Max Power | 11.00 HP (8.0 kW) at 8500 RPM |
| Max Torque | 9.30 Nm (6.84 ft*lbs) at 7500 RPM |
| Power/Weight Ratio | 0.09 Hp/Kg |
| Top Speed | 110.0 km/h (68mph) |
| Acceleration (dart, speedup) time | |
| 0-100 km/h | 16.7 seconds |
| 0-60 mph | 15.9 seconds |
| 1/4 mile | - |
| 60 to 140 km/h, highest gear | - |
