Absolutely nobody can exceed the championship legacy Kawasaki and the KX™ motorcycle. KX owns more combined professional 250cc and 450cc AMA National Motocross and Supercross titles than any other manufacturer.
Specifications
Engine
4-stroke single, DOHC, liquid-cooled
Displacement
449cc
Bore x Stroke
96.0 x 62.1mm
Compression Ratio
12.5:1
Fuel System
DFI®with 44mm Keihin throttle body
Ignition
Digital CDI with electric start
Transmission
5-speed, return shift, with wet multi-disc manual clutch and hydraulic clutch actuation
Final Drive
Chain
Front Suspension / Wheel Travel
49mm inverted telescopic coil-spring fork with 16-way compression damping and 16-way rebound damping/12.0 in
Rear Suspension / Wheel Travel
Uni-Trak®gas charged shock with piggyback reservoir with dual-range (4 turns stepless high speed/19-way low-speed) compression damping, 38-way rebound damping and adjustable preload/12.1 in
Front Tire
80/100-21
Rear Tire
120/80-19
Front Brakes
Single semi-floating 270mm Braking®petal disc with dual-piston caliper
Rear Brakes
Single 250mm Braking®petal disc with single-piston caliper