Key performance

51 ch
Power
🔧
450 cc
Displacement
⚖️
119 kg
Weight
💺
955 mm
Seat height
8.1 L
Fuel capacity
💰
9 299 €
New price
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Technical specifications

Changements 2017 2022
Displacement
449 cc 450 cc
Power
50.0 ch (36.8 kW) 51.0 ch (37.5 kW)
Compression ratio
12.3:1 13.0:1
Bore × stroke
95.0 x 63.4 mm (3.7 x 2.5 inches) 97.0 x 60.8 mm (3.8 x 2.4 inches)
Fuel system
Injection Injection. Mikun, 44mm
Clutch
Multiplate wet clutch
Front suspension
Inverted fork KYB® Speed-Sensitive System inverted fork; fully adjustable
Rear suspension
Single shock KYB® single shock; fully adjustable
Seat height
965.00 mm 955.00 mm
Wheelbase
1466.00 mm 1481.00 mm
Ground clearance
325.00 mm 320.00 mm
Length
2165.00 mm 2174.00 mm
Height
1280.00 mm 1270.00 mm
Fuel capacity
7.50 L 8.14 L
Weight
123.80 kg 118.80 kg
New price
9 599 € 9 299 €

Engine

Displacement
450 cc
Power
51.0 ch (37.5 kW)
Engine type
Single cylinder, four-stroke
Cooling
Liquid
Compression ratio
13.0:1
Bore × stroke
97.0 x 60.8 mm (3.8 x 2.4 inches)
Valves/cylinder
4
Camshafts
2 ACT
Fuel system
Injection. Mikun, 44mm
Valve timing
Double Overhead Cams/Twin Cam (DOHC)
Lubrication
Dry sump
Ignition
TCI
Starter
Electric

Chassis

Frame
Aluminium beam frame with optimised rigidity
Gearbox
5-speed
Final drive
Chain   (final drive)
Clutch
Multiplate wet clutch
Front suspension
KYB® Speed-Sensitive System inverted fork; fully adjustable
Rear suspension
KYB® single shock; fully adjustable
Front wheel travel
310 mm (12.2 inches)
Rear wheel travel
318 mm (12.5 inches)

Brakes

Front brakes
Single disc. Hydraulic.
Rear brakes
Single disc. Hydraulic.
Front tyre
80/100-21
Front tyre pressure
1.00 bar
Rear tyre
120/90-18
Rear tyre pressure
1.00 bar

Dimensions

Seat height
955.00 mm
Wheelbase
1481.00 mm
Ground clearance
320.00 mm
Length
2174.00 mm
Width
826.00 mm
Height
1270.00 mm
Fuel capacity
8.14 L
Weight
118.80 kg
New price
9 299 €

Overview

Imagine a machine just begging to be abused, a motorcycle designed not to shine on pavement, but to survive and dominate in mud, rocks, and roots. That is precisely the credo of the Yamaha WR450F, a competition enduro that, since its major overhaul in 2021, has definitively buried its status as a simple trail bike to assert itself as a weapon of war. At nearly €9,300, it clearly targets the experienced rider, the one who seeks a natural extension of the YZ450F motocross bike, but legalized for trails.

Yamaha WR450F

The heart of the beast is a testament to this lineage. We find the compact and lightweight cross engine, this 450 cm³ single-cylinder with a reverse cylinder head, but reworked for enduro use. A compression ratio increased to 13:1 and specific intake settings provide more manageable power and a wider usable range. The advertised 51 horsepower are there, but it is mainly their manageability that impresses. Versatility is reinforced by rare electronic equipment in the segment, such as the handlebar-mounted mapping switch and, above all, the Yamaha Power Tuner application. This connected little gem, which delights owners of a Yamaha WR450F 2023 or 2024 model, allows you to fine-tune the mixture and ignition from your smartphone, a decisive advantage for adapting to the changing conditions of a special stage.

But an enduro does not live only by its engine. The chassis is a lesson in efficiency. The bilateral aluminum frame, derived from the YZ, offers a calculated rigidity for enduro use, while the fully adjustable KYB suspensions, front and rear, are simply benchmark. They absorb the inhuman without ever losing precision. With an advertised weight of 119 kg fully fueled, the WR450F disappears in direction changes, an agility that makes it the ideal base for Yamaha WR450F supermoto or Yamaha WR450F rally projects. Indeed, its competition DNA is so marked that it is often found as a used Yamaha WR450F, sought after by riders looking for a reliable mount.

However, not everything is perfect in this idyllic world. The 8-liter fuel tank requires frequent refueling on long hikes, and the 95.5 cm high seat will reserve this machine for taller riders. Faced with a KTM 450 EXC-F, often perceived as faster and more nervous, the Yamaha plays the card of stability and progressiveness. It may be a bit less explosive, but it inspires absolute confidence, especially when the terrain becomes complicated. It is this robustness and ease of adjustment that make it an excellent choice, whether for an expert rider aiming for the podium or for an enlightened amateur preparing his Yamaha WR450F Dakar. Ultimately, the WR450F is not a compromise motorcycle. It is a pure performance tool, tailored for those who understand that the true luxury, in enduro, is mastery.

Practical info

  • La moto est accessible aux permis : A

Indicators & positioning

Weight-to-power ratio
0.42 ch/kg
🔧
Volumetric power
111.8 ch/L
In category Enduro / offroad · 225-900cc displacement (1754 motorcycles compared)
Power 50 ch Top 29%
17 ch median 45 ch 85 ch
Weight 119 kg Lighter than 79%
104 kg median 144 kg 230 kg
P/W ratio 0.42 ch/kg Top 5%
0.13 median 0.23 0.43 ch/kg

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