| TECHNICAL SPECIFICATION |
|---|
| Model ID |
|---|
| Manufacturer (Make) | Kawasaki |
| Model Name | KX 450F |
| Year | 2011 |
| Category(class) | Motocross / Dirtbike |
| Engine |
|---|
| Engine Capacity (Displacement) | 449 ccm (27.4 cubic inches) |
| Engine Type | Single cylinder, four-stroke |
| Bore x Stroke | Ø96.0 mm x 62.1 mm (Ø3.78 inches x 2.44 inches) |
| Bore/Stroke Ratio | 1.55 |
| Compression Ratio | 12.5:1 |
| Valves per Cylinder | 4 |
| Timing System | DOHC |
| Fuel System(Carburetion) | Carburettor. 43mm Keihin throttle body |
| Ignition | Digital DC-CDI |
| Cooling System | Liquid |
| Powertrain |
|---|
| Gearbox | 5 speed |
| Transmission (Final Drive) | Chain |
| Chassis/Suspension/Brakes |
|---|
| Frame Type | Backbone frame, high-tensile steel |
| Front Suspension | Uni-Trak linkage system and Kayaba shock with 50mm piston, 22-position low-speed and stepless high-speed compression damping, 33-position rebound dampening and fully adjustable spring preload / 12.4 in. |
| Rear Suspension | Uni-Trak linkage system and Kayaba shock with 50mm piston, 22-position low-speed and stepless high-speed compression dampening, 33-position rebound dampening and fully adjustable spring preload / 12.4 in. |
| Front Brakes | Single disc |
| Front Brakes Diameter | Ø250 mm (Ø9.84 inches) |
| Rear Brakes | Single disc |
| Rear Brakes Diameter | Ø240 mm (Ø9.45 inches) |
| Front Tire | 90/100-21 |
| Rear Tire | 120/80-19 |
| Dimensions |
|---|
| Overall Length | 2184 mm (85.98 inches) |
| Overall Width | 820 mm (32.28 inches) |
| Overall Height | 1280 mm (50.39 inches) |
| Seat Height | 960 mm (37.8 inches) |
| Fork Angle (Rake) | 26.7° degrees |
| Wheelbase | 1481 mm (58.31 inches) |
| Ground Clearance | 335 mm (13.19 inches) |
| Curb Weight | 113.4 kg (250 lb) |
| Fuel Capacity | 7.19 litres (1.9 gallons) |
| Performance |
|---|
| Top Speed | - |
| Acceleration (dart, speedup) time | |
| 0-100 km/h | - |
| 0-60 mph | - |
| 1/4 mile | - |
| 60 to 140 km/h, highest gear | - |
