The Kawasaki KX450F has been dominating the Supercross and Motocross circuits for some time taking the championship for several years now. With these wins it’s no wonder why the bikes are so popular. It comes equipped with a 48millimeter Kayaba Pneumatic Spring Fork (PSF), Kayaba rear shock, four different handlebar positions, two footpeg positions, and almost endless ignition mapping resources with the possible KX FI Calibration Kit. The Kawasaki kXX450Falso comes with Digital Fuel injection (DFI) system, Launch Control, Kawasaki Genuine PSF Air Fork Pump and removable adjustment valve and the ignition maps are interchangeable trackside, no PC required.
Bore & Stroke
Rake and Trail
Four-stroke, DOHC, four-valve single cylinder
96 mm x 62.1 mm
DFI with 43 mm Keihin throttle body
26.9° / 4.4 in.
48 mm inverted, Kayaba PSF with DLC coated sliders, 22-position compression
UNI-TRAK linkage system and Kayaba shock with 50 mm piston
Single rigid-mount 250mm petal disc with dual-piston caliper
Single 240 mm petal disc with single-piston caliper
248 lbs. (Wet)