Key performance
63 ch
Power
449 cc
Displacement
113 kg
Weight
960 mm
Seat height
6.2 L
Fuel capacity
10 745 €
New price
Compare the Kawasaki KX450 with: Choose a motorcycle →
Technical specifications
Changements 2025 → 2026
- Engine type
- SQGAeBq25gingle cylinder, four-stroke → Monocylindre, 4 temps
- Cooling
- LC9URyDUpiquid → liquide
- Compression ratio
- GRIJlCOASsiLuO12.5:1 → 12.5 : 1
- Bore × stroke
- 96.0 x 62.0 mm (0ifiI7IRF5t53.8 x 2.4 inches) → 96 x 62.1 mm
- Fuel system
- InjUqGtUc1g71idhCection. DFI® with 44mm Keihin throttle body → Injection Ø 44 mm
- Valve timing
- DomCa5L5djpQBjuble Overhead Cams/Twin Cam (DOHC) → —
- Ignition
- Digital CDI with 3 Couplegp7pRmy9r Options → —
- Starter
- JiqkItkHY8LG7Electric → —
- Frame
- Aluminum perMZkQtOlZf7Zimeter → périmétrique en aluminium
- Gearbox
- 5-spPKi0WAeed → boîte à 5 rapports
- Final drive
- Chain (final dr30FrepAive) → Chaîne
- Clutch
- Wet multi-TpEuaxJadisc, manual → —
- Front suspension
- 49mm inverted telescopic coil-spring fork with 16-way compression damping aa3znAm7aICuCRdLnd 16-way rebound damping → Fourche téléhydraulique inversée Ø 49 mm, déb : 305 mm
- 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 → Mono-amortisseur, déb : 307 mm
- Front wheel travel
- jUU2H5jlI4I1L305 mm (12.0 inches) → —
- Rear wheel travel
- 307 mm (12qdLh37BWl.1 inches) → —
- Front brakes
- Single disc.lefXYePJJGLb Dual pistons. → Freinage 1 disque Brembo Ø 270 mm, étrier 2 pistons
- Rear brakes
- Single disc. SingleahuPstk6B-piston caliper. → Freinage 1 disque Nissin Ø 240 mm, étrier simple piston
- Front tyre
- 80/100-21 PGOAk54EZ5Md1j → 80/100-21
- Rear tyre
- 120/8WNCWB0-19 → 120/80-19
- Seat height
- 955.00 mm → 960.00 mm
- Wheelbase
- 1485.00 mm → —
- Ground clearance
- 340.00 mm → —
- Length
- 5.00 mm → —
- Width
- 820.00 mm → —
- Height
- 1270.00 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 € → 10 745 €
Engine
- Displacement
- 449 cc
- Power
- 63.0 ch (46.3 kW)
- Engine type
- Monocylindre, 4 temps
- Cooling
- liquide
- Compression ratio
- 12.5 : 1
- Bore × stroke
- 96 x 62.1 mm
- Valves/cylinder
- 4
- Camshafts
- 2 ACT
- Fuel system
- Injection Ø 44 mm
Chassis
- Frame
- périmétrique en aluminium
- Gearbox
- boîte à 5 rapports
- Final drive
- Chaîne
- Front suspension
- Fourche téléhydraulique inversée Ø 49 mm, déb : 305 mm
- Rear suspension
- Mono-amortisseur, déb : 307 mm
Brakes
- Front brakes
- Freinage 1 disque Brembo Ø 270 mm, étrier 2 pistons
- Rear brakes
- Freinage 1 disque Nissin Ø 240 mm, étrier simple piston
- Front tyre
- 80/100-21
- Front tyre pressure
- 1.00 bar
- Rear tyre
- 120/80-19
- Rear tyre pressure
- 1.00 bar
Dimensions
- Seat height
- 960.00 mm
- Fuel capacity
- 6.20 L
- Weight
- 112.60 kg
- New price
- 10 745 €
Standard equipment
- Nombre de mode de conduite : 2
- Jantes à rayon
- Bluetooth
- 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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