ALL-NEW 2024 KX450

The KX legacy created a long line of champions. The drive to produce more has not slowed down. Our all-new flagship race machine, the KX450 motorcycle, offers next-level engineering and power to dominate the track. Over the decades, we’ve learned what it takes to win and stay on top. The KX450 embodies this legacy to the fullest.

FEATURING:

• UPDATED 449 cc 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

• NEW lightweight aluminium perimeter frame
• NEW mass-centralised 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

• 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
  Induction	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: 1st	1.750 (28/16)
  Gear Ratio: 2nd	1.412 (24/17)
  Gear Ratio: 3rd	1.188 (19/16)
  Gear Ratio: 4th	1.000 (19/19)
  Gear Ratio: 5th	0.875 (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	26.6°
  Trail	115 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

• DETAILS

  Dimensions (LxWxH)	2,180 x 820 x 1,270 mm
  Wheelbase	1,480 mm
  Road Clearance	345 mm
  Seat Height	960 mm
  Curb Mass	112.6 kg
  Mass without Fuel	108.1 kg
  Fuel Capacity	6.2 litres
  Model Code	KX450MRFNN