Key performance
Technical specifications
- Displacement
- 449 cc → 450 cc
- Power
- — → 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)
- Valves/cylinder
- — → 4
- Camshafts
- — → 2 ACT
- Fuel system
- — → Injection. Mikun, 44mm
- Lubrication
- — → Dry sump
- Ignition
- CDI → TCI
- Starter
- — → Electric
- Frame
- — → Aluminium beam frame with optimised rigidity
- 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
- Front wheel travel
- 300 mm (11.8 inches) → 310 mm (12.2 inches)
- Rear wheel travel
- 305 mm (12.0 inches) → 318 mm (12.5 inches)
- Front brakes
- Single disc → Single disc. Hydraulic.
- Rear brakes
- Single disc → Single disc. Hydraulic.
- Front tyre
- 80/80-M21 → 80/100-21
- Front tyre pressure
- — → 1.00 bar
- Rear tyre
- 110/80-M18 → 120/90-18
- Rear tyre pressure
- — → 1.00 bar
- Seat height
- 980.00 mm → 955.00 mm
- Wheelbase
- 1486.00 mm → 1481.00 mm
- Ground clearance
- 366.00 mm → 320.00 mm
- Height
- 1295.00 mm → 1270.00 mm
- Fuel capacity
- 7.94 L → 8.14 L
- Weight
- — → 118.80 kg
- Dry weight
- 112.50 kg → —
- New price
- — → 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.

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
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