Yamaha Neos: history, specs, pictures
| Yamaha Neos | |
| Manufacturer | |
|---|---|
| Also called | Neos 50, Neos 4S, Neos 4 Stroke, Neos 4T, Neos Easy 50, Neos Easy, Neos 4, Neo s 4 |
| Production | 2006 - 2018 |
| Engine | single cylinder, four-stroke |
| Bore / Stroke | 38.0mm x 43.6mm |
| Horsepower | 2.95 HP (2.2 KW) @ 7000RPM |
| Torque | 2.36 ft/lbs (3.2 Nm) @ 7000RPM |
| Fuel System | injection |
| Ignition | tci |
| Transmission | Gear box: automatic Final Drive: belt |
| Suspension | Front: telescopic fork Rear: hydraulic unit swing |
| Brakes | Front: single disc Rear: expanding brake (drum brake) |
| Front Tire | 120/70-12 |
| Rear Tire | 130/70-12 |
| Wheelbase | 50.2 inches (1275 mm) |
| Length | 72.44 inches (1840 mm) |
| Width | 26.1 inches (663 mm) |
| Height | 44.02 inches (1118 mm) |
| Seat Height | 31.1 inches (790 mm) |
| Weight | 180.78 pounds (82.0 Kg) (dry), 95.0 kg (wet) |
| Recommended Oil | Yamalube 10w-40 |
| Fuel Capacity | 1.43 Gallon (5.40 Liters) |
| Manuals | Service Manual |
The Yamaha Neo s 4 was a single cylinder, four-stroke standard produced by Yamaha between 2006 and 2018. Max torque was 2.36 ft/lbs (3.2 Nm) @ 7000 RPM. Claimed horsepower was 2.95 HP (2.2 KW) @ 7000 RPM.
Engine[edit | edit source]
The engine was a liquid cooled single cylinder, four-stroke. A 38.0mm bore x 43.6mm stroke result in a displacement of just 49.4 cubic centimeters. Fuel was supplied via a single overhead cams (sohc).
Drive[edit | edit source]
The bike has a automatic transmission. Power was moderated via the wet, multiple-disc automatic.
Chassis[edit | edit source]
It came with a 120/70-12 front tire and a 130/70-12 rear tire. Stopping was achieved via single disc in the front and a expanding brake (drum brake) in the rear. The front suspension was a telescopic fork while the rear was equipped with a hydraulic unit swing. The Neo s 4 was fitted with a 1.43 Gallon (5.40 Liters) fuel tank. The bike weighed just 180.78 pounds (82.0 Kg). The wheelbase was 50.2 inches (1275 mm) long.