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UltimateSpecs.com   Cars Motorcycles
Motorcycles Specs > Yamaha > Yamaha YZ450F

Yamaha YZ450F Specs

The Yamaha YZ450F model is a Cross / motocross bike manufactured by Yamaha . In this version sold from year 2009 , the dry weight is  and it is equiped with a Single cylinder, four-stroke motor. The engine produces a maximum peak output power of  and a maximum torque of  . With this drive-train, the Yamaha YZ450F is capable of reaching a maximum top speed of  . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the Yamaha YZ450F have a  frame with front suspension being Speed-Sensitive System inverted fork and in the rear suspension it is equiped with Fully adjustable single shock . Stock tire sizes are 80/80-21 on the front, and 120/80-19 on the rear. As for stopping power, the Yamaha YZ450F braking system includes Single disc size 245 mm (9.6 inches) at the front and Single disc size 245 mm (9.6 inches) at the rear. 

Yamaha YZ450F General Information

Brand Yamaha 
Model Yamaha YZ450F 
Year 2009 
Year 2009 
Category Cross / motocross 
Factory Warranty (Years / miles)  

Yamaha YZ450F Dimensions, Aerodynamics and weight

Frame type  
Seat details  
Wheelbase 1,494 mm (58.8 inches) 
Length 2,195 mm (86.4 inches) 
Width 826 mm (32.5 inches) 
Height 1,306 mm (51.4 inches) 
Seat Height 988 mm (38.9 inches) If adjustable, lowest setting. 
Alternate Seat Height  
Ground Clearance 373 mm (14.7 inches) 
Trail size  
Wheels details  
Front Tyres - Rims dimensions 80/80-21 
Rear Tyres - Rims dimensions 120/80-19 
Front brakes Single disc 
Rear brakes Single disc 
Front Brakes Dimensions - Disc Dimensions 245 mm (9.6 inches) 
Rear Brakes Dimensions - Disc Dimensions 245 mm (9.6 inches) 
Curb Weight (including fluids) 108.0 kg (238.0 pounds) 
Dry Weight  
Front Percentage of Weight  
Rear Percentage of Weight  
Weight-Power Output Ratio :  
Fuel Tank Capacity 6.81 litres (1.80 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 
Rear Suspension Travel 312 mm (12.3 inches) 

Yamaha YZ450F Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, four-stroke 
Engine details  
Fuel system Carburettor. Keihin FCR MX39 
Engine size - Displacement - Engine capacity 449.00 ccm (27.40 cubic inches) 
Bore x Stroke 95.0 x 63.4 mm (3.7 x 2.5 inches) 
Compression Ratio 12.3:1 
Number of valves per cylinder
Camshaft Valvetrain Configuration DOHC 
Maximum power - Output - Horsepower  
Maximum torque  
Engine Maximum RPM  
Cooling system Liquid 
Lubrication system  
Engine oil capacity  
Exhaust system  
Gearbox 5-speed 
Transmission type, final drive ratio Chain 
Clutch type  
Driveline  

Yamaha YZ450F 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 YZ450F Electrical Systems, Ignition and Equipment

Ignition Type CDI 
Electrical Details  
Starter Type  
Instruments  
Lights