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FEATURES
 

  • NEW lightweight aluminum perimeter frame

  • NEW mass-centralized muffler position

  • NEW ODI Lock-On grips

  • NEW quick-release side cover

  • NEW ergonomically improved shroud design

  • Factory-style Launch Control Mode

  • Coned disc-spring hydraulic clutch

  • Updated 449cc 4-Stroke engine

  • NEW Downdraft intake, new cylinder with straight intake/exhaust ports, and new centrally positioned exhaust

  • NEW Handlebar-mounted traction control and power mode switches

  • NEW Smartphone connectivity: Change engine mapping with your smartphone

  • NEW Brembo brake components

  • ERGO-FIT Adjustable ergonomics 


TECHNOLOGY
 

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KTRC (KAWASAKI TRACTION CONTROL)

LAUNCH CONTROL MODE

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POWER MODES

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PHONE CONNECTIVITY 

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ERGO-FIT


DETAILS
 

Dimensions                           (LxWxH)2,185 x 820 x 1,265 mm

Wheelbase                             1,485 mm

Road Clearance                     340 mm

Seat Height                            955 mm

Curb Mass                              110.4 kg

Mass without Fuel                 105.8 kg

Fuel Capacity                          6.2 litres

Model Code                             KX450JPFNN

2024

KX 450

LIGHT & FAST 450CC MOTOCROSSER

With more Supercross and Motocross championships than any other manufacturer, the KX name is synonymous with winning. The KX450 motorcycle represents the flagship of the KX lineup, built with the sole purpose of dominating the track. Over the past four decades, we've learned what it takes to win and stay on top. Our dedication to building the ultimate machine is undeniable, and the KX450 represents this to the fullest.


POWER
 

Engine                                    4-stroke Single

Displacement                        449 cc

Bore x Stroke                        96.0 x 62.1 mm

Compression Ratio               12.5:1

Valve System                         DOHC, 4 valves

Fuel System                           Fuel injection: ø44 mm x 1

Ignition                                    Digital DC-CDI

Starting                                   Electric

Cooling                                    Liquid-cooled

Lubrication                             Forced lubrication, semi-dry sump

Transmission                         5-speed, return

Primary Reduction Ratio      2.727 (60/22)

Gear Ratio:                             1st1.750 (28/16)

Gear Ratio:                             2nd1.412 (24/17)

Gear Ratio:                             3rd1.188 (19/16)

Gear Ratio:                             4th1.000 (19/19)

Gear Ratio:                             5th0.875 (21/24)

Final Reduction Ratio           3.846 (50/13)

Clutch                                     Wet multi-disc, manual

Final Drive                             Chain


PERFORMANCE
 

Frame                                     Perimeter, aluminium

Front Suspension                  ø49 mm inverted fork with adjustable                                                                    compression and rebound damping

Rear Suspension                   New Uni Trak with adjustable dual-range                                                               (high/low-speed) compression damping,                                                               adjustable rebound damping and adjustable                                                         spring preload

Front Wheel Travel                 305 mm

Rear Wheel Travel                  307 mm

Rake                                         27.6°

Trail                                          122 mm

Steering Angle                        (L/R)42° / 42°

Front Tyre                                80/100-21 51M

Rear Tyre                                 120/80-19 63M

Front Brake/s                         Semi-floating ø270 mm petal disc

Front Caliper/s                       Dual-piston

Rear Brake                              ø250 mm petal disc

Rear Caliper                            Single-piston

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