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Yamaha YZ450F - 2017 Specifications and Reviews

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General information

CategoryCross / motocross
Year2017
ModelYamaha YZ450F
 
 

Engine and Transmission Specifications

ClutchWet multi-disc
Transmission type,final driveChain
Gearbox5-speed
Cooling systemLiquid
Lubrication systemWet sump
IgnitionTCI: Transistor Controlled Ignition
Fuel controlDouble Overhead Cams/Twin Cam (DOHC)
Fuel systemInjection. Yamaha Fuel Injection (YFI), Keihin 44mm
Valves per cylinder4
Bore x Stroke97.0 x 60.8 mm (3.8 x 2.4 inches)
Compression12.5:1
Engine detailsTitanium-valves
Engine typeSingle cylinder, four-stroke
Capacity:449.70 ccm (27.44 cubic inches)

Brakes, suspension, Frame and wheels

SeatLong, two-tone, motocross-style seat
Rear brakes diameter245 mm (9.6 inches)
Rear brakesSingle disc. Hydraulic.
Front brakes diameter250 mm (9.8 inches)
Front brakesSingle disc. Hydraulic.
Rear tyre120/80-19
Front tyre80/100-21
Rear wheel travel315 mm (12.4 inches)
Rear SuspensionMonoshock, adjustable preload and rebound damping
Front wheel travel310 mm (12.2 inches)
Front SuspensionKYB Speed-Sensitive System, inverted fork: fully adjustable
Rake (fork angle)28.0°
Frame typeSemi double cradle
 
 

Physical measures and capacities

Fuel capacity7.57 litres (2.00 gallons)
Wheelbase1,481 mm (58.3 inches)
Ground clearance335 mm (13.2 inches)
Overall width826 mm (32.5 inches)
Overall length2,174 mm (85.6 inches)
Overall height1,290 mm (50.8 inches)
Seat height975 mm (38.4 inches) If adjustable, lowest setting.
Weight incl. oil, gas, etc111.1 kg (245.0 pounds)

Other specs

StarterElectric
Color optionsBlue/white

Rider Reviews

Total comments: 1
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MotorcycleDB Review

The 2017 Yamaha YZ450F is a powerful and agile motocross bike that delivers exceptional performance on the track. With its lightweight design and advanced technology, this bike offers impressive handling and acceleration. The 450cc engine provides plenty of power for aggressive riding, while the innovative suspension system helps to absorb bumps and jumps with ease. Whether you're a seasoned racer or a novice rider, the Yamaha YZ450F is sure to impress with its precision and responsiveness. Overall, the 2017 Yamaha YZ450F is a top contender in the motocross world, offering riders a winning combination of power, agility, and control. With its advanced features and impressive performance, this bike is a force to be reckoned with on the track. Whether you're tearing up the dirt or tackling tough terrain, the Yamaha YZ450F is a worthy choice for any motocross enthusiast.
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