Motorcycles Specs > Yamaha > Yamaha U7E

Yamaha U7E similar models


Yamaha U7E Specs

(1973)
The Yamaha U7E model is a Scooter bike manufactured by Yamaha . In this version sold from year 1973 , the dry weight is 77.0 kg (169.8 pounds) and it is equiped with a Single cylinder, two-stroke motor. The engine produces a maximum peak output power of 4.90 HP (3.6 kW) @ 6500 RPM and a maximum torque of 6.37 Nm (0.6 kgf-m or 4.7 ft.lbs) @ 4500 RPM . With this drive-train, the Yamaha U7E is capable of reaching a maximum top speed of 85.0 km/h (52.8 mph) . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the Yamaha U7E have a  frame with front suspension being  and in the rear suspension it is equiped with  . Stock tire sizes are  on the front, and  on the rear. As for stopping power, the Yamaha U7E braking system includes  size  at the front and  size  at the rear. 

Yamaha U7E General Information

Brand Yamaha 
Model Yamaha U7E 
Start year 1973 
Year 1973 
Category Scooter 
Factory Warranty (Years / miles)

Yamaha U7E Dimensions, Aerodynamics and weight

Frame type
Seat details
Wheelbase 1,175 mm (46.3 inches) 
Length 1,840 mm (72.4 inches) 
Width 645 mm (25.4 inches) 
Height 1,005 mm (39.6 inches) 
Seat Height
Alternate Seat Height
Ground Clearance 135 mm (5.3 inches) 
Trail size
Wheels details
Front Tyres - Rims dimensions
Rear Tyres - Rims dimensions
Front brakes
Rear brakes
Front Brakes Dimensions - Disc Dimensions
Rear Brakes Dimensions - Disc Dimensions
Curb Weight (including fluids)
Dry Weight 77.0 kg (169.8 pounds) 
Front Percentage of Weight
Rear Percentage of Weight
Weight-Power Output Ratio : 0.0636 HP/kg 
Fuel Tank Capacity 4.50 litres (1.19 gallons) 
Reserve Fuel Capacity
Carrying Details and Capacity
Front Suspension
Front Suspension Travel
Rear Suspension
Rear Suspension Travel

Yamaha U7E Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, two-stroke 
Engine details
Fuel system Carburettor 
Engine size - Displacement - Engine capacity 72.00 ccm (4.39 cubic inches) 
Bore x Stroke 47.0 x 42.0 mm (1.9 x 1.7 inches) 
Compression Ratio 6.8:1 
Number of valves per cylinder
Camshaft Valvetrain Configuration
Maximum power - Output - Horsepower 4.90 HP (3.6 kW) @ 6500 RPM 
Maximum torque 6.37 Nm (0.6 kgf-m or 4.7 ft.lbs) @ 4500 RPM 
Engine Maximum RPM
Cooling system
Lubrication system
Engine oil capacity
Exhaust system
Gearbox
Transmission type, final drive ratio Chain 
Clutch type
Driveline

Yamaha U7E Performance

Top Speed 85.0 km/h (52.8 mph) 
Acceleration 0 to 100 km/h (0 to 62 mph)
Acceleration 0 to 400m (1/4 mile)
Recuperation 60 to 140 km/h in highest gear
Fuel Consumption - MPG - Economy - Efficiency
CO2 emissions
Emissions

Yamaha U7E Electrical Systems, Ignition and Equipment

Ignition Type
Electrical Details
Starter Type Electric & kick 
Instruments
Lights
How much horsepower does a Yamaha U7E have?
The Yamaha U7E has 4.90 HP (3.6 kW) @ 6500 RPM.

How fast is a Yamaha U7E?
The Yamaha U7E top speed is 85.0 km/h (52.8 mph).

How much does a Yamaha U7E weighs?
The Yamaha U7E weighs 77.0 kg (169.8 pounds).