Specifications
2017 Kawasaki KX 450F
Weight incl. oil, gas, etc: 108.8 kg (239.9 pounds)
Seat height: 950 mm (37.4 inches) If adjustable, lowest setting.
Overall height: 1280 mm (50.4 inches)
Overall length: 2195 mm (86.4 inches)
Overall width: 820 mm (32.3 inches)
Ground clearance: 335 mm (13.2 inches)
Wheelbase: 1495 mm (58.9 inches)
Fuel capacity: 6.21 litres (1.64 US gallons)
Frame type: Perimeter, aluminium
Rake (fork angle): 26.9°
Front suspension: 49 mm inverted Separate Function front Fork Air - Triple Air Chamber (SFF-Air TAC). Compression damping: 22-way. Rebound damping: 20-way
Front wheel travel: 305 mm (12.0 inches)
Rear suspension: Uni-Trak. Compression damping: 19-way (low-speed), 4-turns or more (high-speed). Rebound damping: 22-way. Spring preload: Fully adjustable
Rear wheel travel: 305 mm (12.0 inches)
Front tire: 80/100-21
Rear tire: 120/80-19
Front brakes: Single disc. Petal disc with 2-piston caliper
Diameter: 270 mm (10.6 inches)
Rear brakes: Single disc. Petal disc with single-piston caliper
Diameter: 240 mm (9.4 inches)
Displacement: 449.0 ccm (27.40 cubic inches)
Engine type: Single cylinder, four-stroke
Compression: 12.8:1
Bore x stroke: 96.0 x 62.1 mm (3.8 x 2.4 inches)
Valves per cylinder: 4
Fuel system: Injection. 43mm Keihin throttle body
Fuel control: Double Overhead Cams/Twin Cam (DOHC)
Ignition: Digital DC-CDI
Lubrication system: Forced lubrication, semi and #8209;dry sump
Cooling system: Liquid
Gearbox: 5-speed
Transmission type,
final drive: Chain
Clutch: Wet multi-disc