Key performance
51 ch
Power
450 cc
Displacement
119 kg
Weight
955 mm
Seat height
8.1 L
Fuel capacity
9 999 €
New price
Compare the Yamaha WR450F with: Choose a motorcycle →
Technical specifications
Changements 2008 → 2023
- 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
- Final drive
- Chain (final drive) → Chain (final drive)
- 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
- — → 9 999 €
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
- 9 999 €
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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