2019 Yamaha YZ450FX
(discontinued)
First Impressions: 2019 Yamaha YZ450FX
Taking the YZ450F to the woods

A year after releasing an all-new YZ450F motocross bike, Yamaha has taken those same updates plus some additional changes to the YZ450FX. This year we were in for an even bigger treat, as we actually got to fly back to test this new model in trees, creeks, and roots of South Carolina...giving us a feel for what this machine can do on its' home turf. Hit play below for our thoughts.
Video - First Impressions: 2019 Yamaha YZ450FX
Specifications
Product
Yamaha YZ450FX
Model Year
2019
Engine Size
450cc
Engine Type
Four-Stroke
Engine Displacement
449cc liquid-cooled DOHC 4-stroke; 4 titanium valves
Bore x Stroke
97.0mm × 60.9mm
Compression Ratio
12.8:1
Fuel System
Mikuni® fuel injection, 44mm
Ignition
Transmission
Constant-mesh wide-ratio 5-speed; multiplate wet clutch
Final Drive
Chain
Suspension Front
KYB® Speed-Sensitive System inverted fork; fully adjustable, 12.2-in travel
Suspension Rear
KYB® single shock; fully adjustable, 12.5-in travel
Brakes Front
Nissin hydraulic disc, 270mm
Brakes Rear
Nissin hydraulic disc, 245mm
Tires Front
80/100-21
Tires Rear
120/80-18
Overall Length
85.6 in
Overall Width
32.5 in
Overall Height
50.0 in
Seat Height
37.6 in
Wheelbase
58.3 in
Ground Clearance
12.6 in
Rake/Trail
27.2° / 4.6 in
Fuel Capacity
2.2 gal
Curb Weight
256 lbs.
Features
Miscellaneous
Price
$9,499.00
More Info
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