Yamaha YZ450F Specs
The Yamaha YZ450F 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, 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 KYB Speed-Sensitive System, inverted fork: fully adjustable, 12.2-in travel and in the rear suspension it is equiped with KYB Fully adjustable single shock . Stock tire sizes are 80/100-21 on the front, and 120/80-19 on the rear. As for stopping power, the Yamaha YZ450F 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 YZ450F General Information
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| Brand |
Yamaha |
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| Model |
Yamaha YZ450F |
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| Year |
2011 |
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| Year |
2011 |
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| Category |
Cross / motocross |
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| Factory Warranty (Years / miles) |
30 Day (Limited Factory Warranty) |
Yamaha YZ450F Dimensions, Aerodynamics and weight
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| Frame type |
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| Seat details |
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| Wheelbase |
1,491 mm (58.7 inches) |
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| Length |
2,192 mm (86.3 inches) |
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| Width |
823 mm (32.4 inches) |
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| Height |
1,311 mm (51.6 inches) |
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| Seat Height |
998 mm (39.3 inches) If adjustable, lowest setting. |
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| Alternate Seat Height |
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| Ground Clearance |
381 mm (15.0 inches) |
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| Trail size |
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| Wheels details |
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| Front Tyres - Rims dimensions |
80/100-21 |
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| Rear Tyres - Rims dimensions |
120/80-19 |
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| Front brakes |
Single disc |
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| Rear brakes |
Single disc |
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| Front Brakes Dimensions - Disc Dimensions |
250 mm (9.8 inches) |
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| Rear Brakes Dimensions - Disc Dimensions |
245 mm (9.6 inches) |
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| Curb Weight (including fluids) |
111.1 kg (245.0 pounds) |
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| Dry Weight |
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| Front Percentage of Weight |
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| Rear Percentage of Weight |
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| Weight-Power Output Ratio : |
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| Fuel Tank Capacity |
6.17 litres (1.63 gallons) |
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| Reserve Fuel Capacity |
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| Carrying Details and Capacity |
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| Front Suspension |
KYB Speed-Sensitive System, inverted fork: fully adjustable, 12.2-in travel |
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| Front Suspension Travel |
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| Rear Suspension |
KYB Fully adjustable single shock |
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| Rear Suspension Travel |
315 mm (12.4 inches) |
Yamaha YZ450F Engine and Transmission Technical Data
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| Engine type - Number of cylinders |
Single cylinder, four-stroke |
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| Engine details |
Titanium valves |
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| Fuel system |
Injection. Yamaha Fuel Injection (YFI), Keihin 44mm |
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| Engine size - Displacement - Engine capacity |
449.00 ccm (27.40 cubic inches) |
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| Bore x Stroke |
97.0 x 60.8 mm (3.8 x 2.4 inches) |
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| Compression Ratio |
12.5:1 |
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| Number of valves per cylinder |
4 |
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| Camshaft Valvetrain Configuration |
DOHC |
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| Maximum power - Output - Horsepower |
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| Maximum torque |
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| Engine Maximum RPM |
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| Cooling system |
Liquid |
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| Lubrication system |
Dry sump |
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| Engine oil capacity |
1.20 litres (0.08 quarts) |
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| Exhaust system |
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| Gearbox |
5-speed |
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| Transmission type, final drive ratio |
Chain |
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| Clutch type |
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| Driveline |
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Yamaha YZ450F Performance
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| Top Speed |
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| Acceleration 0 to 100 km/h (0 to 62 mph) |
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| Acceleration 0 to 400m (1/4 mile) |
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| Recuperation 60 to 140 km/h in highest gear |
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| Fuel Consumption - MPG - Economy - Efficiency |
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| CO2 emissions |
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| Emissions |
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Yamaha YZ450F Electrical Systems, Ignition and Equipment
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| Ignition Type |
CDI |
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| Electrical Details |
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| Starter Type |
Electric |
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| Instruments |
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| Lights |
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