Motorcycles Specs > Yamaha > Yamaha YZ250

Yamaha YZ250 Specs

(2011)
The Yamaha YZ250 model is a Cross / motocross bike manufactured by Yamaha . In this version sold from year 2011 , the dry weight is  and it is equiped with a Single cylinder, two-stroke motor. The engine produces a maximum peak output power of  and a maximum torque of  . With this drive-train, the Yamaha YZ250 is capable of reaching a maximum top speed of  . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the Yamaha YZ250 have a Aluminium frame with front suspension being Speed-Sensitive System inverted fork and in the rear suspension it is equiped with Fully adjustable single shock, 12.4-in travel . Stock tire sizes are 80/100-M21 on the front, and 110/90-M19 on the rear. As for stopping power, the Yamaha YZ250 braking system includes Single disc size 250 mm (9.8 inches) at the front and Single disc size 245 mm (9.6 inches) at the rear. 

Yamaha YZ250 General Information

Brand Yamaha 
Model Yamaha YZ250 
Start year 2011 
Year 2011 
Category Cross / motocross 
Factory Warranty (Years / miles) 30 Day (Limited Factory Warranty) 

Yamaha YZ250 Dimensions, Aerodynamics and weight

Frame type Aluminium 
Seat details
Wheelbase 1,481 mm (58.3 inches) 
Length 2,177 mm (85.7 inches) 
Width 828 mm (32.6 inches) 
Height 1,306 mm (51.4 inches) 
Seat Height 993 mm (39.1 inches) If adjustable, lowest setting. 
Alternate Seat Height
Ground Clearance 381 mm (15.0 inches) 
Trail size
Wheels details
Front Tyres - Rims dimensions 80/100-M21 
Rear Tyres - Rims dimensions 110/90-M19 
Front brakes Single disc 
Rear brakes Single disc 
Front Brakes Dimensions - Disc Dimensions 250 mm (9.8 inches) 
Rear Brakes Dimensions - Disc Dimensions 245 mm (9.6 inches) 
Curb Weight (including fluids) 103.0 kg (227.0 pounds) 
Dry Weight
Front Percentage of Weight
Rear Percentage of Weight
Weight-Power Output Ratio :
Fuel Tank Capacity 7.95 litres (2.10 gallons) 
Reserve Fuel Capacity
Carrying Details and Capacity
Front Suspension Speed-Sensitive System inverted fork 
Front Suspension Travel 300 mm (11.8 inches) 
Rear Suspension Fully adjustable single shock, 12.4-in travel 
Rear Suspension Travel

Yamaha YZ250 Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, two-stroke 
Engine details
Fuel system Carburettor. Keihin PWK38S 
Engine size - Displacement - Engine capacity 249.00 ccm (15.19 cubic inches) 
Bore x Stroke 66.4 x 72.0 mm (2.6 x 2.8 inches) 
Compression Ratio 8.9:1 
Number of valves per cylinder
Camshaft Valvetrain Configuration DOHC 
Maximum power - Output - Horsepower
Maximum torque
Engine Maximum RPM
Cooling system Liquid 
Lubrication system Dry sump 
Engine oil capacity
Exhaust system
Gearbox 5-speed 
Transmission type, final drive ratio Chain 
Clutch type
Driveline

Yamaha YZ250 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
Emissions

Yamaha YZ250 Electrical Systems, Ignition and Equipment

Ignition Type CDI 
Electrical Details
Starter Type Electric 
Instruments
Lights