Yamaha YZ450FX (2018)

Technical Specifications
2018 Yamaha YZ450FX
Engine
Engine type
Bore x Stroke
Displacement
Valves
Compression ratio
Max Power
Max Torque
Fuel system
Transmission
Final drive
Clutch
Ignition type
Starting system
Lubrication
Exhaust system
Spark plug
Battery
Gear ratios

Liquid cooled, single cylinder, four-stroke, DOHC
97.0mm x 60.8mm
449cc
4 valves (titanium) per cylinder
12.5:1


Keihin fuel injection, 44mm
Wide-ratio constant-mesh 5-speed; multiplate wet clutch
"O" ring chain

Transistor Controlled Ignition
Electric & kick starter
Dry sump



1st:
2nd:
3rd:
4th:
5th:
Dimensions
Frame type
Rake/trail
Overall length
Overall width
Overall height
Wheelbase
Seat height
Ground clearance
Weight
Fuel capacity
Color
Suspension (front)
Suspension (rear)
Tyre (front)
Tyre (rear)
Brake (front)
Brake (rear)



85.2 inches
32.5 inches
50.4 inches
57.7 inches
38.0 inches
12.8 inches
262 lb
2.0 gal
Team Yamaha Blue
KYB spring-type fork; fully adjustable, 12.2-in wheel travel
KYB single shock; fully adjustable, 12.5-in wheel travel
90/90-21 Dunlop AT81F
120/90-18 Dunlop AT81
Single 270mm hydraulic disc with twin piston caliper
Single 245mm hydraulic disc with single piston caliper

Image: https://cloud.yamahamotorsports.com/library/img.jpg?id=5935d3d32a0ab72288247ee0&w=840

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