Motorcycles Specs > Yamaha > Yamaha WR 250Z



Yamaha WR 250Z Specs

(1997)
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The Yamaha WR 250Z model is a Enduro / offroad bike manufactured by Yamaha . In this version sold from year 1997 , the dry weight is 103.0 kg (227.1 pounds) and it is equipped with a Single cylinder, two-stroke motor. The engine produces a maximum peak output power of  and a maximum torque of 45.96 Nm (4.7 kgf-m or 33.9 ft.lbs) @ 7500 RPM . With this drive-train, the Yamaha WR 250Z is capable of reaching a maximum top speed of 114.3 km/h (71.0 mph) . On the topic of chassis characteristics, responsible for road holding, handling behavior and ride comfort, the Yamaha WR 250Z has a CrMo streel frame with front suspension being Inverted forks and at the rear, it is equipped with Monocross . Stock tire sizes are 80/100-21 on the front, and 110/100-18 on the rear. As for stopping power, the Yamaha WR 250Z braking system includes Single disc. 2-piston caliper size  at the front and Single disc size  at the back. 

Yamaha WR 250Z General Information

Brand Yamaha 
Model Yamaha WR 250Z 
Start year 1997 
Year 1997 
Category Enduro / offroad 
Factory Warranty (Years / miles)

Yamaha WR 250Z Dimensions, Aerodynamics and weight

Frame type CrMo streel 
Seat details
Wheelbase 1,496 mm (58.9 inches) 
Length 2 mm (0.1 inches) 
Width 827 mm (32.6 inches) 
Height 1,300 mm (51.2 inches) 
Seat Height 982 mm (38.7 inches) If adjustable, lowest setting. 
Alternate Seat Height
Ground Clearance 379 mm (14.9 inches) 
Trail size
Wheels details
Front Tyres - Rims dimensions 80/100-21 
Rear Tyres - Rims dimensions 110/100-18 
Front brakes Single disc. 2-piston caliper 
Rear brakes Single disc 
Front Brakes Dimensions - Disc Dimensions
Rear Brakes Dimensions - Disc Dimensions
Curb Weight (including fluids) 114.3 kg (252.0 pounds) 
Dry Weight 103.0 kg (227.1 pounds) 
Front Percentage of Weight
Rear Percentage of Weight
Weight-Power Output Ratio :
Fuel Tank Capacity 13.00 litres (3.43 gallons) 
Reserve Fuel Capacity 1.80 litres (0.48 gallons) 
Carrying Details and Capacity
Front Suspension Inverted forks 
Front Suspension Travel 300 mm (11.8 inches) 
Rear Suspension Monocross 
Rear Suspension Travel 315 mm (12.4 inches) 

Yamaha WR 250Z Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, two-stroke 
Engine details
Fuel system Carburettor. Mikuni VM38SS 
Engine size - Displacement - Engine capacity 250.00 ccm (15.26 cubic inches) 
Bore x Stroke 68.0 x 68.8 mm (2.7 x 2.7 inches) 
Compression Ratio 10.9:1 
Number of valves per cylinder
Camshaft Valvetrain Configuration Membrane & power valve 
Maximum power - Output - Horsepower
Maximum torque 45.96 Nm (4.7 kgf-m or 33.9 ft.lbs) @ 7500 RPM 
Engine Maximum RPM
Cooling system Liquid 
Lubrication system wet sump 
Engine oil capacity
Exhaust system
Gearbox 5-speed 
Transmission type, final drive ratio Chain 
Clutch type multi-plate wet clutch 
Driveline

Yamaha WR 250Z Performance

Top Speed 114.3 km/h (71.0 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 WR 250Z Electrical Systems, Ignition and Equipment

Ignition Type
Electrical Details
Starter Type Kick 
Instruments
Lights
How fast is a Yamaha WR 250Z?
The Yamaha WR 250Z top speed is 114.3 km/h (71.0 mph).

How much does a Yamaha WR 250Z weighs?
The Yamaha WR 250Z weighs 103.0 kg (227.1 pounds).

How tall (seat height) is a Yamaha WR 250Z?
The Yamaha WR 250Z seat height is 982 mm (38.7 inches) If adjustable, lowest setting.

How many gears does a Yamaha WR 250Z have?
The Yamaha WR 250Z have 5 gears.