The same championship-proven engine performance found in KX motocross bikes is what propels the KX450X motorcycle. This fuel-injected 449cc 4-stroke engine delivers the type of hard-hitting power and a flat torque curve that encourages quick acceleration. Engine maps are optimized for cross-country racing, delivering the ideal amount of useable power. Electric start makes starting the engine as easy as a push of a button. A coned disc-spring hydraulic clutch offers a direct feel, light lever action, and consistent performance. When it comes to KX motorcycles, winning runs in the family. The KX450X motorcycle is powered by technology that hails from a legacy of champions and tuned to take on the toughest terrain. Get the off-road edge on the bike built to ride ahead of the rest. Light and nimble handling is achieved thanks to the lean, lightweight chassis of the legendary KX™450 motocross bike. A well-balanced aluminum perimeter frame helps keep the overall weight down and allows for slim ergonomics. The high-performance, race-ready suspension has been optimized for cross-country racing, especially on aggressive trails. Large-diameter brakes deliver strong stopping power, offering a high level of control. The KX450X motorcycle is built to meet the tough demands of cross-country racing. Cross-country wheels (F21"/R18") are paired with specific Dunlop Geomax AT81 tires developed for GNCC racing. A factory-style skid plate and a convenient side stand both come as standard equipment.
Engine 4-stroke single, DOHC, liquid-cooled
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 3 Coupler Options
Transmission 5-speed, return shift, with wet multi-disc manual clutch and hydraulic clutch actuation
Final Drive Chain
No-Risk Extended Warranties.
50% Off Service Plans.
Employee pricing on all gear and accessories on the day of sale.
Financing for everyone.
Call Cycle Springs Powersports for all your Dirt Bike, Motocross, Enduro & MX Motorcycle questions! 727-771-1211