Key performance
63 ch
Power
449 cc
Displacement
110 kg
Weight
955 mm
Seat height
6.2 L
Fuel capacity
9 399 €
New price
Compare the Kawasaki KX450 with: Choose a motorcycle →
Technical specifications
Changements 2008 → 2019
- Power
- — → 63.0 ch (46.3 kW)
- Torque
- 40.0 Nm @ 11500 tr/min → —
- Cooling
- Air → Liquid
- Compression ratio
- 12.0:1 → 12.5:1
- Bore × stroke
- 96.0 x 62.1 mm (3.8 x 2.4 inches) → 96.0 x 62.0 mm (3.8 x 2.4 inches)
- Camshafts
- — → 2 ACT
- Fuel system
- Carburettor. Keihin FCR40 → Injection
- Ignition
- Multi-map digital CDI with throttle position sensor (K-TRIC) → Digital
- Starter
- — → Electric
- Frame
- Aluminum perimeter → Perimeter, aluminium
- Clutch
- — → Wet multi-disc, manual
- Front suspension
- 48mm inverted, Kayaba AOS with DLC coated sliders, 22-position compression and 20-position rebound dampening adjustment / 12.4 in. → Fourche téléhydraulique inversée Ø 49 mm, déb : 305 mm
- Rear suspension
- UNI-TRAK® linkage system with 22-position low-speed and variable high-speed compression dampening, 22-position rebound dampening and fully adjustable spring preload / 12.4 in. → Mono-amortisseur, déb : 307 mm
- Front brakes
- Single disc → Single disc. Semi-floating petal discs
- Rear brakes
- Single disc → Single disc. Single-piston caliper.
- Front tyre
- 90/70-21 → 80/100-21
- Seat height
- 965.00 mm → 955.00 mm
- Wheelbase
- 1486.00 mm → 1485.00 mm
- Ground clearance
- 345.00 mm → 340.00 mm
- Length
- 2184.00 mm → 2185.00 mm
- Width
- 820.00 mm → 830.00 mm
- Height
- 1280.00 mm → 1275.00 mm
- Fuel capacity
- 7.19 L → 6.20 L
- Weight
- — → 110.00 kg
- Dry weight
- 99.80 kg → 105.40 kg
- New price
- — → 9 399 €
Engine
- Displacement
- 449 cc
- Power
- 63.0 ch (46.3 kW)
- Engine type
- Single cylinder, four-stroke
- Cooling
- Liquid
- Compression ratio
- 12.5:1
- Bore × stroke
- 96.0 x 62.0 mm (3.8 x 2.4 inches)
- Valves/cylinder
- 4
- Camshafts
- 2 ACT
- Fuel system
- Injection
- Valve timing
- Double Overhead Cams/Twin Cam (DOHC)
- Ignition
- Digital
- Starter
- Electric
Chassis
- Frame
- Perimeter, aluminium
- Gearbox
- 5-speed
- Final drive
- Chain (final drive)
- Clutch
- Wet multi-disc, manual
- Front suspension
- Fourche téléhydraulique inversée Ø 49 mm, déb : 305 mm
- Rear suspension
- Mono-amortisseur, déb : 307 mm
Brakes
- Front brakes
- Single disc. Semi-floating petal discs
- Rear brakes
- Single disc. Single-piston caliper.
- Front tyre
- 80/100-21
- Rear tyre
- 120/80-19
Dimensions
- Seat height
- 955.00 mm
- Wheelbase
- 1485.00 mm
- Ground clearance
- 340.00 mm
- Length
- 2185.00 mm
- Width
- 830.00 mm
- Height
- 1275.00 mm
- Fuel capacity
- 6.20 L
- Weight
- 110.00 kg
- Dry weight
- 105.40 kg
- New price
- 9 399 €
Indicators & positioning
Weight-to-power ratio
0.56 ch/kg
Volumetric power
138.3 ch/L
In category Cross / motocross · 225-898cc displacement (384 motorcycles compared)
Power 62 ch Top 10%
17 ch median 47 ch 63 ch
Weight 110 kg Lighter than 49%
103 kg median 109 kg 132 kg
P/W ratio 0.56 ch/kg Top 7%
0.13 median 0.46 0.58 ch/kg
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