2014 Yamaha YZ450F

2014 Yamaha YZ450F
MSRP $8,490

The new Yamaha YZ450F has a rearward-slanted-cylinder design, a four titanium valve cylinder head with a new fuel injection system. It also has a compact frame for the engine, smoother shifting and a new Bilateral Beam frame. The Yamaha YZ450F has reduced vibrations by adding rubber handle bar mounts which will also increase rider comfort.

2014 Yamaha YZ450F First Ride

2014 Yamaha YZ450F First Ride

Yamaha looks to improve its lot in the 450 motocross ranks with a significant revamp of its YZ450F. MotoUSA tester Chris See puts it through the First Ride paces at Zaca Station.

Engine TypeDOHC, four-stroke, four titanium valves
Engine Displacement449.7cc
Bore Stroke97.0 mm x 60.8 mm
Compression Ratio12.5:1
Fuel SystemYamaha Fuel Injection (YFI), Keihin 44 mm
Starting SystemElectric
TransmissionConstant-mesh five-speed; multiplate wet clutch
Final DriveChain
Rake TrailNA
Seat Height38.4 in.
Wheelbase58.3 in.
Front SuspensionKYB Speed-Sensitive System, inverted fork: fully adjustable, 12.2-in. travel
Rear SuspensionKYB Fully adjustable single shock; 12.4-in. travel
Front BrakeHydraulic single disc brake, 250 mm
Rear BrakeHydraulic single disc brake, 245 mm
Front Tire80/100-21
Rear Tire120/80-19
Fuel Capacity2.0 gal.
Dry Weight245 lbs. (Wet)

Chad Reed Yamaha 2016

Chad Returns to Yamaha Factory Supercross Team

Yamaha U.S. Re-introduces Factory Supercross Team With Chad Reed Proudly Racing A YZ450F


2016 450 Motocross Shootout

MotoUSA’s 2016 450 Motocross Shootout features seven bikes from six manufacturers. See how the 450 MX class sorts itself out in this 450 Motocross shootout.