2021 Yamaha YZ450 FX. Image credits - Yamaha.
Yamaha's profilation of this bike
Featuring a new, more powerful engine, an updated frame, and the smartphone Power Tuner app to dial‑in the bike´s settings to fit your style and conditions. The industry-leading, fully adjustable KYB® coil spring-type fork with speed sensitive damping provides exceptional balance between handling and bump absorption for race-winning handling performance.
General information
Motorcycle name
Yamaha YZ450 FX
Model year
2021
Category
Enduro / offroad
Price as new US$ 9699. MSRP depends on country, taxes, accessories, etc.
Rating
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Engine and transmission
Displacement
449.7 ccm (27.44 cubic inches)
Engine type
Single cylinder, four-stroke
Engine details
Titanium valves
Compression
12.8:1
Bore x stroke
97.0 x 60.9 mm (3.8 x 2.4 inches)
Valves per cylinder
4
Fuel system
Injection. Mikuni® 44mm
Fuel control
Double Overhead Cams/Twin Cam (DOHC)
Ignition
TCI
Lubrication system
Wet sump
Cooling system
Liquid
Gearbox
5-speed
Transmission type
Chain (final drive)
Clutch
Wet multi-disc
Driveline
O-ring chain
Chassis, suspension, brakes and wheels
Frame type
Aluminum Bilateral Beam frame
Rake (fork angle)
27.2°
Trail
117 mm (4.6 inches)
Front suspension
KYB® spring-type fork with speed sensitive damping; fully adjustable
Front wheel travel
310 mm (12.2 inches)
Rear suspension
KYB® single shock; full adjustable
Rear wheel travel
318 mm (12.5 inches)
Front tire
80/100-21
Rear tire
120/90-18
Front brakes
Single disc. Hydraulic
Diameter
270 mm (10.6 inches)
Rear brakes
Single disc. Hydraulic
Diameter
245 mm (9.6 inches)
Wheels
Dunlop® MX3S tyres
Physical measures and capacities
Weight incl. oil, gas, etc
115.2 kg (254.0 pounds)
Seat height
955 mm (37.6 inches) If adjustable, lowest setting.
Overall height
1280 mm (50.4 inches)
Overall length
2174 mm (85.6 inches)
Overall width
826 mm (32.5 inches)
Ground clearance
335 mm (13.2 inches)
Wheelbase
1481 mm (58.3 inches)
Fuel capacity
8.33 litres (2.20 US gallons)
Other specifications
Color options
Team Yamaha Blue
Starter
Electric
Electrical
Lithium battery
Factory warranty
30 Day Limited Factory Warranty
Comments
Power Tuner app
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Further information
Insurance costs Compare US insurance quotes from the nation's top providers. Maintenance Find parts, fluids. filters, maintenance tools and service manuals at Amazon.com. Ask questions Join the 21 Yamaha YZ450 FX discussion group or the general Yamaha discussion group. Related bikes List related bikes for comparison of specs.
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property of the respective owners. Technical specifications are subject to change without notice.