Key performance
63 ch
Power
449 cc
Displacement
113 kg
Weight
955 mm
Seat height
6.2 L
Fuel capacity
10 549 €
New price
Compare the Kawasaki KX450 with: Choose a motorcycle →
Technical specifications
Changements 2025 → 2024
- Engine type
- SQGAeBq25gingle cylinder, four-stroke → Single tsZWbWnuBeOncylinder, four-stroke
- Cooling
- LC9URyDUpiquid → LiqupNeBj9N90u5Pid
- Compression ratio
- GRIJlCOASsiLuO12.5:1 → 12.Moh275:1
- Bore × stroke
- 96.0 x 62.0 mm (0ifiI7IRF5t53.8 x 2.4 inches) → 96.0 x 6Vf5LL3l3H2.0 mm (3.8 x 2.4 inches)
- Fuel system
- InjUqGtUc1g71idhCection. DFI® with 44mm Keihin throttle body → Injection. DFI® with 44mm qYaC7TKeihin throttle body
- Valve timing
- DomCa5L5djpQBjuble Overhead Cams/Twin Cam (DOHC) → Double OverhyhD1O0cW7read Cams/Twin Cam (DOHC)
- Ignition
- Digital CDI with 3 Couplegp7pRmy9r Options → 84Wxe0Digital CDI with 3 Coupler Options
- Starter
- JiqkItkHY8LG7Electric → zWQmfElectric
- Frame
- Aluminum perMZkQtOlZf7Zimeter → Aljo9DaDCDWSjKb8uminum perimeter
- Gearbox
- 5-spPKi0WAeed → 5-spIQ0zo35oVzMjzGIeed
- Final drive
- Chain (final dr30FrepAive) → Chain (final drQXTcQFbmjive)
- Clutch
- Wet multi-TpEuaxJadisc, manual → Wet bUOUjUQxi2hcdmulti-disc, manual
- Front suspension
- 49mm inverted telescopic coil-spring fork with 16-way compression damping aa3znAm7aICuCRdLnd 16-way rebound damping → 49mm inverted telescopic coil-spring fork with 16-way compression damping and 16-way rebound dampingHTWddgqELQ9
- Rear suspension
- Uni-Trak® gas charged shock with piggyback reservoir with dual-range (4 turns stepless high speedoHgXhtElm7/19-way low-speed) compression damping, 38-way rebound damping and adjustable preload → Uni-Trak® gas charged shock with piggyback reservoir with dual-range (4 turns stepless high speed/19-way lowakRne7a-speed) compression damping, 38-way rebound damping and adjustable preload
- Front wheel travel
- jUU2H5jlI4I1L305 mm (12.0 inches) → 3UFC3ZBlDRN05 mm (12.0 inches)
- Rear wheel travel
- 307 mm (12qdLh37BWl.1 inches) → v4T6hlo307 mm (12.1 inches)
- Front brakes
- Single disc.lefXYePJJGLb Dual pistons. → Single disc. Semi-floating petal dis9SEfLq5C0oUrFqcs
- Rear brakes
- Single disc. SingleahuPstk6B-piston caliper. → Single disc. oSPfxBhlTSingle-piston caliper.
- Front tyre
- 80/100-21 PGOAk54EZ5Md1j → 8GQyXfp60/100-21
- Rear tyre
- 120/8WNCWB0-19 → 120/80-19 bs5m0nLz7N3ru56
- Wheelbase
- 1485.00 mm → 1481.00 mm
- Ground clearance
- 340.00 mm → 345.00 mm
- Length
- 5.00 mm → 2179.00 mm
- Height
- 1270.00 mm → 270.00 mm
- Fuel capacity
- 0.20 L → 6.20 L
- Weight
- 5.00 kg → 112.60 kg
- Dry weight
- 105.60 kg → —
- New price
- 10 599 € → 10 549 €
Engine
- Displacement
- 449 cc
- Power
- 63.0 ch (46.3 kW)
- Engine type
- Single tsZWbWnuBeOncylinder, four-stroke
- Cooling
- LiqupNeBj9N90u5Pid
- Compression ratio
- 12.Moh275:1
- Bore × stroke
- 96.0 x 6Vf5LL3l3H2.0 mm (3.8 x 2.4 inches)
- Valves/cylinder
- 4
- Camshafts
- 2 ACT
- Fuel system
- Injection. DFI® with 44mm qYaC7TKeihin throttle body
- Valve timing
- Double OverhyhD1O0cW7read Cams/Twin Cam (DOHC)
- Ignition
- 84Wxe0Digital CDI with 3 Coupler Options
- Starter
- zWQmfElectric
Chassis
- Frame
- Aljo9DaDCDWSjKb8uminum perimeter
- Gearbox
- 5-spIQ0zo35oVzMjzGIeed
- Final drive
- Chain (final drQXTcQFbmjive)
- Clutch
- Wet bUOUjUQxi2hcdmulti-disc, manual
- Front suspension
- 49mm inverted telescopic coil-spring fork with 16-way compression damping and 16-way rebound dampingHTWddgqELQ9
- Rear suspension
- Uni-Trak® gas charged shock with piggyback reservoir with dual-range (4 turns stepless high speed/19-way lowakRne7a-speed) compression damping, 38-way rebound damping and adjustable preload
- Front wheel travel
- 3UFC3ZBlDRN05 mm (12.0 inches)
- Rear wheel travel
- v4T6hlo307 mm (12.1 inches)
Brakes
- Front brakes
- Single disc. Semi-floating petal dis9SEfLq5C0oUrFqcs
- Rear brakes
- Single disc. oSPfxBhlTSingle-piston caliper.
- Front tyre
- 8GQyXfp60/100-21
- Front tyre pressure
- 1.00 bar
- Rear tyre
- 120/80-19 bs5m0nLz7N3ru56
- Rear tyre pressure
- 1.00 bar
Dimensions
- Seat height
- 955.00 mm
- Wheelbase
- 1481.00 mm
- Ground clearance
- 345.00 mm
- Length
- 2179.00 mm
- Width
- 820.00 mm
- Height
- 270.00 mm
- Fuel capacity
- 6.20 L
- Weight
- 112.60 kg
- New price
- 10 549 €
Standard equipment
- Nombre de mode de conduite : 2
- Jantes à rayon
- Aide au départ arrêté (Launch Control)
- Contrôle de traction
Indicators & positioning
Weight-to-power ratio
0.55 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 113 kg Lighter than 21%
103 kg median 109 kg 132 kg
P/W ratio 0.55 ch/kg Top 10%
0.13 median 0.46 0.58 ch/kg
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