2025 Kawasaki KX450 (KX450J)
$13,444*
- Bike:
- 2025 Kawasaki KX450 (KX450J)
- Make:
- Kawasaki
- Model:
- KX450 (KX450J)
- Badge:
- KX450 (KX450J)
- Year:
- 2025
- Price:
- $13,444*
MY25 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.
To learn more about the illustrious history of the KX brand, click on the link below:
KX 50TH ANNIVERSARY SITE
FEATURING:
Powerful 449 cc 4-stroke engine
Downdraft intake, cylinder with straight intake/exhaust ports, and centrally positioned exhaust
Handlebar-mounted traction control and power mode switches
Smartphone connectivity: change engine mapping with your smartphone phone
Brembo brake components
ERGO-FIT adjustable ergonomics
ADDITIONAL VEHICLE FEATURES:
Lightweight aluminium perimeter frame
Mass-centralised muffler position
ODI Lock-On grips
Quick-release side cover
Ergonomic shroud design
Factory-style Launch Control Mode
Coned disc-spring hydraulic clutch
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.
To learn more about the illustrious history of the KX brand, click on the link below:
KX 50TH ANNIVERSARY SITE
FEATURING:
Powerful 449 cc 4-stroke engine
Downdraft intake, cylinder with straight intake/exhaust ports, and centrally positioned exhaust
Handlebar-mounted traction control and power mode switches
Smartphone connectivity: change engine mapping with your smartphone phone
Brembo brake components
ERGO-FIT adjustable ergonomics
ADDITIONAL VEHICLE FEATURES:
Lightweight aluminium perimeter frame
Mass-centralised muffler position
ODI Lock-On grips
Quick-release side cover
Ergonomic shroud design
Factory-style Launch Control Mode
Coned disc-spring hydraulic clutch
Details
- Vehicle Type
- Off Road Bike
- Bike Type
- Motocross
- Series
- KX
- Model Code
- KX450MSFNN
- 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
- 345.0
- Dry Weight
- 108.4
- Wet / Operational Weight
- 112.9
- Seat Height
- 960
- Seating Capacity
- 1
Safety & Security
- Traction Control
- Standard
- Alarm
- Not Available
Convenience
- Seat Description
- Slip resistant surface
- Seating Position
- Upright
- Adjustable Front Footrests
- Standard
Audio/Visual Communications
- Bluetooth
- Standard
System
- Import Percent
- 100
