Tough terrain won't stop us from winning. With championship-proven technology and tuning to take on every challenge, the KX450X motorcycle has what it takes to win outdoors. Get the off-road edge by riding the bike built to stay ahead of the rest. FEATURING: UPDATED 449cc 4-STROKE ENGINE NEW CYLINDER HEAD AND NEW STRAIGHT EXHAUST PORT AND CENTER EXHAUST NEW POWER MODE SELECTION WITH A HANDLEBAR-MOUNTED SWITCH NEW RIDEOLOGY CONNECTIVITY - CHANGE ENGINE MAPPING WITH YOUR SMARTPHONE NEW KAWASAKI TRACTION CONTROL (KTRC) WITH A HANDLEBAR-MOUNTED SWITCH NEW BREMBO BRAKE COMPONENTS FOR INCREASED CONTROLLABILITY ERGO-FIT ADJUSTABLE COMPONENTS FOR RIDE POSITION OPTIMIZATION OFF-ROAD READY SUSPENSION, 18-INCH REAR WHEEL, SEALED CHAIN, SIDE STAND ADDITIONAL VEHICLE FEATURES: NEW lightweight aluminum perimeter frame for improved handling NEW muffler position for improved mass centralization NEW ODI lock-on grips NEW quick-release side cover offers tool-less air filter access NEW radiator shrouds shape for improved riding position NEW rear fender Coned Disc-Spring Hydraulic Clutch Engine Management Technology KTRC (KAWASAKI TRACTION CONTROL) LAUNCH CONTROL MODE POWER MODES SMARTPHONE CONNECTIVITY Chassis Management Technology ERGO-FIT