Motorcycles Specs > Yamaha > Yamaha RD 250


Yamaha RD 250 Specs

(1977)
The Yamaha RD 250 model is a Touring bike manufactured by Yamaha . In this version sold from year 1977 , the dry weight is  and it is equiped with a Twin, two-stroke motor. The engine produces a maximum peak output power of 27.00 HP (19.7 kW) @ 7200 RPM and a maximum torque of  . With this drive-train, the Yamaha RD 250 is capable of reaching a maximum top speed of 145.0 km/h (90.1 mph) . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the Yamaha RD 250 have a  frame with front suspension being  and in the rear suspension it is equiped with  . Stock tire sizes are 3.00-18 on the front, and 3.50-18 on the rear. As for stopping power, the Yamaha RD 250 braking system includes Single disc size  at the front and Single disc size  at the rear. 

Yamaha RD 250 General Information

Brand Yamaha 
Model Yamaha RD 250 
Start year 1977 
Year 1977 
Category Touring 
Factory Warranty (Years / miles)

Yamaha RD 250 Dimensions, Aerodynamics and weight

Frame type
Seat details
Wheelbase
Length
Width
Height
Seat Height
Alternate Seat Height
Ground Clearance
Trail size
Wheels details
Front Tyres - Rims dimensions 3.00-18 
Rear Tyres - Rims dimensions 3.50-18 
Front brakes Single disc 
Rear brakes Single disc 
Front Brakes Dimensions - Disc Dimensions
Rear Brakes Dimensions - Disc Dimensions
Curb Weight (including fluids) 158.0 kg (348.3 pounds) 
Dry Weight
Front Percentage of Weight
Rear Percentage of Weight
Weight-Power Output Ratio :
Fuel Tank Capacity 16.50 litres (4.36 gallons) 
Reserve Fuel Capacity
Carrying Details and Capacity
Front Suspension
Front Suspension Travel
Rear Suspension
Rear Suspension Travel

Yamaha RD 250 Engine and Transmission Technical Data

Engine type - Number of cylinders Twin, two-stroke 
Engine details
Fuel system
Engine size - Displacement - Engine capacity 247.00 ccm (15.07 cubic inches) 
Bore x Stroke 54.0 x 54.0 mm (2.1 x 2.1 inches) 
Compression Ratio 6.7:1 
Number of valves per cylinder
Camshaft Valvetrain Configuration Membrane 
Maximum power - Output - Horsepower 27.00 HP (19.7 kW) @ 7200 RPM 
Maximum torque
Engine Maximum RPM
Cooling system Air 
Lubrication system
Engine oil capacity
Exhaust system
Gearbox 6-speed 
Transmission type, final drive ratio Chain 
Clutch type
Driveline

Yamaha RD 250 Performance

Top Speed 145.0 km/h (90.1 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 RD 250 Electrical Systems, Ignition and Equipment

Ignition Type
Electrical Details
Starter Type
Instruments
Lights
How much horsepower does a Yamaha RD 250 have?
The Yamaha RD 250 has 27.00 HP (19.7 kW) @ 7200 RPM.

How fast is a Yamaha RD 250?
The Yamaha RD 250 top speed is 145.0 km/h (90.1 mph).