| MODEL | YAMAHA U7E 1972 - 1973 |
| Year | 1972 - 1973 |
| Engine Type | Single cylinder, two-stroke |
| Displacement / Capacity | 72 cc |
| Bore X Stroke | 47.0 x 42.0 mm / 1.9 x 1.7 in |
| Compression Ratio | 6.8:1 |
| Cooling System | Air |
| Max Power | 3.6 kW / 4.9 hp @ 6500 rpm |
| Max Torque | — |
| Ignition | — |
| Induction | — |
| Start System | — |
| TRANSMISSION SPECS | |
| Lubrication | — |
| Gear Box | 3-speed |
| Clutch | — |
| Final Drive | — |
| CHASSIS SPECS | |
| Frame | — |
| Front Suspension | — |
| Rear Suspension | — |
| Front Brakes | Drum |
| Rear Brakes | Drum |
| DIMENSION SPECS | |
| Overall Length | — |
| Overall Width | — |
| Overall Height | — |
| Seat Height | — |
| Wheelbase | — |
| Ground Clearance | — |
| Dry Weight | 77 kg / 169.8 lb |
| Wet Weight | — |
| WHEEL SPECS | |
| Front Tyre | 225-17 |
| Rear Tyre | 250-17 |
| FUEL SYSTEM | |
| Fuel Capacity | — |
| Fuel Consumption | — |
| Top Speed | 85 km/h / 52.8 mph |
The U7E is an early-1970s Yamaha scooter powered by a 72 cc air-cooled two-stroke with a three-speed gearbox. It is an obscure, small-volume model, with light weight and modest speed aimed at basic urban transport.
