2021 Yamaha YZ450F

€8 800
€7 850

Competition Yamaha

The new 2021 Yamaha YZ450F

Tune in to victory.
The compact engine comes with a lightweight rearward slanted cylinder that maximises the performance of the high compression head, forged piston and aggressive camshaft profiles. And using the Power Tuner app on your smartphone you can make instant trackside mapping adjustments and tune the engine power characteristics to gain a real advantage in all riding conditions.
Its lightweight aluminium bilateral frame has been designed to give an idealised balance of rigidity for precise handling and agile cornering – while the industry-leading coil spring-type forks and linkage rear suspension deliver exceptional balance.
With its low weight, outstanding power and precise handling, the YZ450F delivers the technology and performance needed to take you into the victorYZone. Making this bike the clear choice for every racer who wants to discover their true winning potential.
Yamaha has been building winning motocross bikes for five decades. During this time the MX world has seen the rapid development of new technologies that have transformed the sport. And the YZ450F’s Power Tuner app enables you to connect to your bike and fine-tune the engine settings to suit your riding style or track conditions – taking your motocross experience to the next level.


Engine type
4-stroke, Liquid-cooled, DOHC, 4-valves, Rear ward slanting single cylinder
Bore x stroke
97.0 mm x 60.8 mm
Compression ratio
13.0 : 1
Maximum power
Maximum torque
Lubrication system
Wet sump
Clutch type
Wet, Multiple Disc
Ignition system
Starter system
Transmission system
Constant Mesh, 5-speed
Final transmission
Fuel consumption
CO2 emission
Fuel system
Fuel Injection


Semi double cradle
Caster angle
Front suspension system
Upside-down telescopic fork
Rear suspension system
Swingarm, (link suspension)
Front travel
310 mm
Rear travel
317 mm
Front brake
Hydraulic single disc, Ø270 mm
Rear brake
Hydraulic single disc, Ø240 mm
Front tyre
80/100-21 51M
Rear tyre
110/90-19 62M


Overall length
2,185 mm
Overall width
825 mm
Overall height
1,285 mm
Seat height
965 mm
Wheel base
1,485 mm
Minimum ground clearance
330 mm
Wet weight (including full oil and fuel tank)
112 kg
Fuel tank capacity
Oil tank capacity


Type Motorcycles
Category Competition
Color Icon Blue