| TECHNICAL SPECIFICATION | 
|---|
| Model ID | 
|---|
| Manufacturer (Make) | Yamaha | 
| Model Name | Neos | 
| Year | 2009 | 
| Category(class) | Scooter | 
| Engine | 
|---|
| Engine Capacity (Displacement) | 49 ccm (2.99 cubic inches) | 
| Engine Type | Single cylinder, two-stroke | 
| Bore x Stroke | Ø40.0 mm x 39.2 mm (Ø1.57 inches x 1.54 inches) | 
| Bore/Stroke Ratio | 1.02 | 
| Compression Ratio | 10.7:1 | 
| Ignition | CDI | 
| Starter System | Electric & kick | 
| Lubrication System | Separate lubrification | 
| Cooling System | Air | 
| Powertrain | 
|---|
| Transmission (Final Drive) | Belt | 
| Chassis/Suspension/Brakes | 
|---|
| Front Suspension | Telescopic fork | 
| Rear Suspension | Unit swing | 
| Front Brakes | Single disc | 
| Front Brakes Diameter | Ø190 mm (Ø7.48 inches) | 
| Rear Brakes | Expanding brake (drum brake) | 
| Rear Brakes Diameter | Ø110 mm (Ø4.33 inches) | 
| Front Tire | 120/70-12 | 
| Rear Tire | 130/70-12 | 
| Dimensions | 
|---|
| Overall Length | 1840 mm (72.44 inches) | 
| Overall Width | 663 mm (26.1 inches) | 
| Overall Height | 1118 mm (44.02 inches) | 
| Seat Height | 790 mm (31.1 inches) | 
| Wheelbase | 1275 mm (50.2 inches) | 
| Ground Clearance | 146 mm (5.75 inches) | 
| Curb Weight | 88.0 kg (194 lb) | 
| Fuel Capacity | 6.10 litres (1.61 gallons) | 
| Performance | 
|---|
| Max Power | 2.80 HP (2.0 kW) at 6750 RPM | 
| Max Torque | 2.98 Nm (2.19 ft*lbs) at 6500 RPM | 
| Power/Weight Ratio | 0.03 Hp/Kg | 
| Top Speed | - | 
| Acceleration (dart, speedup) time |  | 
| 0-100 km/h | - | 
| 0-60 mph | - | 
| 1/4 mile | - | 
| 60 to 140 km/h, highest gear | - |