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
2023 Model Ride Away Price $ $11,232 Order in (Limited Stock at warehouse) NOT PICTURED
2024 Model in Stock!!! (Pictured)
2024 Model RIDE AWAY PRICE $14,352
2024 50th ANNIVERSARY EDITION $14,602
SPECIFICATIONS:
Details
Vehicle Type: Off Road Bike
Bike Type: Motocross
Series: KX
Model Code: KX450MRFNN
Configuration: 449cc, 4-stroke, Liquid cooled, 4-valve, DOHC, 1-cyl
LAMS Approved: No
Colours: Lime Green
Country of Origin: JAPAN
Vehicle Class: Motocross 4 Stroke (401 - 10000cc)
Engine
Engine Description: 450
Generic Engine Config: Single
Engine Config: Vertical
Engine Capacity: 449
Engine Type: Piston
Engine Stroke: 4
Bore: 96.0
Stroke: 62.1
Cam Type: DOHC (Double Over Head Cam)
Cylinders: 1
Compression Ratio: 12.5:1
Induction System: Aspirated
Carburettor: DFI - Digital Fuel Injection
Throttle Bore: 44mm
Cooling: Liquid
Lubrication: Semi-Dry Sump; Forced Lubrication
Exhaust Config: 1 Into 1
Start
Ignition: Digital
Ignition Description: DC-CDI
Starter: Electric
Electrics
Engine Voltage: 12
Battery Description: Lithium
Charging Method: Alternator & Regulator-Rectifier
Fuel & Emissions
Fuel Type: Petrol
Recommended RON: 95
Fuel Tank Capacity: 6.2
Transmission
Transmission Description: Return shift
Primary Drive: 2.727 (60/22)
Generic Drive Type: Chain
Final Drive Ratio: 3.846 (50/13)
Generic Gear Type: Manual
Gear Number: 5
Gear Change Method: Left foot lever
1st Gear Ratio: 1.750
2nd Gear Ratio: 1.412
3rd Gear Ratio: 1.188
4th Gear Ratio: 1.000
5th Gear Ratio: 0.875
6th Gear Ratio: 3.846
Clutch Type: Wet; Multi-disc; Brembo Hydraulic
Chassis & Suspension
Chassis Description: Engine acting as stress member
Frame Material: Aluminium
Frame Design: Perimeter
Rake (Caster Angle): 26.60
Trail: 115.0
Handlebar Description: Renthal Fat Bar
Side Stand: Not Available
Front Suspension: Showa Upside down/Inverted coil-spring telescopic fork; Adjustable compression/rebound & spring preload
Front Suspension Travel: 305.0
Rear Suspension: Uni-Trak swingarm; Single Showa shock absorber; Adjustable dual-range (high/low speed) compression damping; Rebound damping & spring preload
Rear Suspension Travel: 307.0
Fork Diameter: 49.0
Swingarm Type: Dual Sided
Swingarm Description: Unit-Trak
Brakes
Front Brake Description: Single semi-floating petal disc; Brembo caliper; Hydraulic
Front Brake Caliper(s): Double Piston
Front Brake Diameter: 270.0
Rear Brake Description: Single petal disc; Hydraulic
Rear Brake Caliper(s): Single Piston
Rear Brake Diameter: 240.0
ABS: Not Available
Wheels & Tyres
Wheel Type: Black alumite; Laced-spokes
Wheel Size Front: 21"
Wheel Size Rear: 18"
Rear Tyre: 120/80-19" (63M) Dunlop MX3S
Front Tyre: 80/100-21" (51M) Dunlop MX3S
Dimensions & Weights
Length: 2180
Width: 820
Height: 1270
Wheelbase: 1480
Ground Clearance: 340.0
Dry Weight: 105.8
Seat Height: 955
Seating Capacity: 1
Safety & Security
Traction Control: Standard
Alarm: Not Available
Convenience
Seat Description: Slip resistant surface
Seating Position: Upright
Adjustable Front Footrests: Standard