| General |
| Year | - | 2008 - 09 |
| Colours | Red | Lime Green |
| Make Model | - | Kawasaki KLX 450R |
| Dimensions |
| Ground Clearance (in.) | 13.7 inches | 12.6 inches |
| Ground Clearance (mm) | 348 mm | 320 mm |
| Seat Height | 963 mm / 37.9 in. | 940 mm / 37.0 in. |
| Wheelbase | 1,478 mm / 58.2 in. | 1,481 mm / 58.3 in. |
| Ground Clearance | - | 320 mm / 12.6 in |
| Height | - | 1,255 mm / 49.4 in. |
| Length | - | 2,179 mm / 85.8 in. |
| Width | - | 820 mm / 32.3 in. |
| Weights & Capacities |
| Dry Weight | 113.4 kg / 250.0 lbs | 450 kg / 992.1 lbs |
| Fuel Capacity | 8.59 litres / 2.27 gallons | 7.94 litres / 2.10 gallons |
| Performance |
| Max Power | - | 56.4 hp / 41.5 kW @ 8500 rpm |
| Max Torque | - | 50 Nm / 5.1 kg-m @ 7500 rpm |
| Engine |
| Fuel Control | SOHC | DOHC |
| Stroke | 4 | - |
| Bore x Stroke (in,) | 3.8 x 2.4 inches | 3.8 x 2.4 inches |
| Engine Type | Single cylinder | Single cylinder, four-stroke |
| Displacement (cc) | 449.00 cc | 449.00 cc |
| Displacement (ci) | 27.40 cubic inches | 27.40 cubic inches |
| Bore x Stroke (mm) | 96.0 x 62.0 mm | 96.0 x 62.1 mm |
| Displacement | - | 449 cc / 27.3 cu-in |
| Engine Detail | - | Four stroke, single cylinder, DOHC, 4 valves per cylinder |
| Fuel System | Carburettor. Keihin 40.0mm flat-slide with throttle position sensor (TPS) | Carburettor. Keihin FCR40 |
| Bore x Stroke | - | 96.0 x 62.1 mm |
| Compression Ratio | 12.0:1 | 12.0:1 |
| Cooling System | - | Liquid cooled |
| Engine Lubrication | Dry sump | - |
| Fuel Induction | - | Keihin FCR |
| Ignition | CD with electronic advance and lighting coil | Digital AC-CDI |
| Lubrication | - | Forced lubrication, semi and #8209;dry sump |
| Starter | Electric & kick | Electric & kick |
| Valve System | 4 | 4 |
| Drivetrain |
| Final Drive | Chain | Chain |
| Gearbox | 5-speed | 5-speed |
| Transmission / Drive | - | 5 Speed |
| Chassis |
| Frame Type | - | Aluminum, perimeter design |
| Suspension - Front | 47.0mm inverted Showa cartridge fork with 16-position rebound- and 16-position compression-damping adjustability | 48mm inverted AOS-type cartridge fork with 22-way compression damping and 20-way rebound damping / 12.0 in. |
| Suspension - Rear | Pro-Link Showa single shock with adjustable spring preload, 17-position rebound damping adjustability, and compression damping adjustment separated into low speed (13 positions) and high-speed (3.5 turns) | UNI-TRAK® single shock system with 22-way low-speed, two-turn variable high-speed compression damping and 22-way rebound damping / 12.4 in. |
| Rake | 27.3° | 27.7° |
| Trail | 113 mm / 4.4 in. | 122 mm / 4.8 in. |
| Wheel Travel - Front | 315 mm / 12.4 in. | 285 mm / 11.2 in |
| Wheel Travel - Rear | 315 mm / 12.4 in. | 278 mm / 10.9 in |
| Wheels & Brakes |
| Brakes - Front Diameter (in.) | 9.4 inches | 9.8 inches |
| Brakes - Front Diameter (mm) | 240 mm | 250 mm |
| Brakes - Rear Diameter (in.) | 9.4 inches | 9.4 inches |
| Brakes - Rear Diameter (mm) | 240 mm | 240 mm |
| Brakes - Front | Single disc | Single disc |
| Brakes - Rear | Single disc | Single disc |
| Tyres - Front | 80/70-21 | 80/80-21 |
| Tyres - Rear | 110/90-18 | 110/90-18 |