| Attribute | Kawasaki KX450F 2008 × | Kawasaki KX 450F 2007 × |
|---|---|---|
| General | ||
| Production from (year) | 2008 | 2007 |
| Make | Kawasaki | Kawasaki |
| Model | Kawasaki KX450F | Kawasaki KX 450F |
| Category | Cross / motocross | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Carburettor. Keihin FCR40 | Carburettor. Keihin FCR40 |
| Displacement (cm³) | 449 | 449 |
| Cooling system | Air | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 40 | - |
| Bore (mm) | 96 | 96 |
| Stroke (mm) | 62.1 | 62.1 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | Multi-map digital CDI with throttle position sensor (K-TRIC) | Multi-map digital CDI with throttle position sensor (K-TRIC) |
| Compression | 12.0:1 | 12.0:1 |
| Chassis | ||
| Front suspension | 48mm inverted, Kayaba AOS with DLC coated sliders, 22-position compression and 20-position rebound dampening adjustment / 12.4 in. | 48mm inverted, Kayaba AOS with DLC coated sliders, 22-position compression and 20-position rebound dampening adjustment / 12.4 in. |
| Rear suspension | UNI-TRAK® linkage system with 22-position low-speed and variable high-speed compression dampening | UNI-TRAK® linkage system with 22-position low-speed and variable high-speed compression dampening |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 240 | 240 |
| Frame type | Aluminum perimeter | - |
| Front tyre | 90/70-21 | 90/90-21 |
| Rear tyre | 120/80-19 | 120/80-19 |
| Rake (fork angle) (degree) | 27.1 | 27.1 |
| Other | ||
| Color options |
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| Dimensions | ||
| Wheelbase (mm) | 1,486 | 1,486 |
| Dry weight (kg) | 99 | 99 |
| Overall height (mm) | 1,280 | 1,280 |
| Overall length (mm) | 2,184 | 2,184 |
| Overall width (mm) | 820 | 820 |
| Seat height (mm) | 965 | 965 |
| Ground clearance (mm) | 345 | 345 |
| Performance | ||
| Fuel capacity (l) | 7.19 | 7.19 |