Motorcycles Specs > Yamaha > Yamaha IT 490

Yamaha IT 490 Specs

The Yamaha IT 490 model is a Enduro / offroad bike manufactured by Yamaha . In this version sold from year 1983 , the dry weight is 125.0 kg (275.6 pounds) and it is equipped with a Single cylinder, two-stroke motor. The engine produces a maximum peak output power of 35.00 HP (25.5 kW) @ 6000 RPM and a maximum torque of 42.03 Nm (4.3 kgf-m or 31.0 ft.lbs) @ 5500 RPM . With this drive-train, the Yamaha IT 490 is capable of reaching a maximum top speed of  . On the topic of chassis characteristics, responsible for road holding, handling behavior and ride comfort, the Yamaha IT 490 has a  frame with front suspension being 43mm Telescopic adjustable forks and at the rear, it is equipped with Mono shock, adjustable spring preload and rebound damping . Stock tire sizes are  on the front, and 150/80-18 on the rear. As for stopping power, the Yamaha IT 490 braking system includes Expanding brake (drum brake) size  at the front and Expanding brake (drum brake) size  at the back. 

Yamaha IT 490 General Information

Brand Yamaha 
Model Yamaha IT 490 
Start year 1983 
Year 1983 
Category Enduro / offroad 
Factory Warranty (Years / miles)

Yamaha IT 490 Dimensions, Aerodynamics and weight

Frame type
Seat details
Seat Height
Alternate Seat Height
Ground Clearance
Trail size
Wheels details
Front Tyres - Rims dimensions
Rear Tyres - Rims dimensions 150/80-18 
Front brakes Expanding brake (drum brake) 
Rear brakes Expanding brake (drum brake) 
Front Brakes Dimensions - Disc Dimensions
Rear Brakes Dimensions - Disc Dimensions
Curb Weight (including fluids)
Dry Weight 125.0 kg (275.6 pounds) 
Front Percentage of Weight
Rear Percentage of Weight
Weight-Power Output Ratio : 0.2800 HP/kg 
Fuel Tank Capacity 13.60 litres (3.59 gallons) 
Reserve Fuel Capacity
Carrying Details and Capacity
Front Suspension 43mm Telescopic adjustable forks 
Front Suspension Travel 300 mm (11.8 inches) 
Rear Suspension Mono shock, adjustable spring preload and rebound damping 
Rear Suspension Travel 300 mm (11.8 inches) 

Yamaha IT 490 Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, two-stroke 
Engine details
Fuel system Carburettor. 38mm Mikuni 
Engine size - Displacement - Engine capacity 487.00 ccm (29.72 cubic inches) 
Bore x Stroke 87.0 x 82.0 mm (3.4 x 3.2 inches) 
Compression Ratio 4.9:1 
Number of valves per cylinder
Camshaft Valvetrain Configuration
Maximum power - Output - Horsepower 35.00 HP (25.5 kW) @ 6000 RPM 
Maximum torque 42.03 Nm (4.3 kgf-m or 31.0 ft.lbs) @ 5500 RPM 
Engine Maximum RPM
Cooling system Air 
Lubrication system
Engine oil capacity
Exhaust system
Gearbox 5-speed 
Transmission type, final drive ratio Chain 
Clutch type

Yamaha IT 490 Performance

Top Speed
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

Yamaha IT 490 Electrical Systems, Ignition and Equipment

Ignition Type CDI 
Electrical Details
Starter Type Kick 
How much horsepower does a Yamaha IT 490 have?
The Yamaha IT 490 has 35.00 HP (25.5 kW) @ 6000 RPM.

How much does a Yamaha IT 490 weighs?
The Yamaha IT 490 weighs 125.0 kg (275.6 pounds).

How many gears does a Yamaha IT 490 have?
The Yamaha IT 490 have 5 gears.