2026 Kawasaki KX450 (KX450J)

Motocross 4 Stroke
Category
449cc 4 stroke
Engine Size
Comment

Motocross Manual 5sp 450cc (KX450MTFNN)

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Overview ^
Network ID
SHRM-AD-684094
Bike
Motocross Manual 5sp 450cc (KX450MTFNN)
Price
$14,899 Excl. Govt. Charges
Body
Motocross 4 Stroke
Engine Capacity
449 cc
Configuration
449cc, 4-stroke, Liquid cooled, 4-valve, DOHC, 1-cyl
Country of Origin
JAPAN
Bike Type
Motocross
Series
KX
Model Code
KX450MTFNN
LAMS Approved
False
Colours
Lime Green
Ride Away Price
False
Country of Origin
JAPAN
Grey Import
False
Is Limited Edition
False
Engine Description
450
Engine Config
Vertical
Engine Capacity
449 cc
Engine Type
Piston
Engine Stroke
4
Bore
96.0 mm
Stroke
62.1 mm
Cam Type
DOHC (Double Over Head Cam)
Cylinders
1
Valves Per Cylinder
4
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
Ignition
Digital
Ignition Description
DC-CDI
Starter
Electric
Engine Voltage
12 Volt
Battery Description
Lithium
Charging Method
Alternator & Regulator-Rectifier
Fuel Type
Petrol
Recommended RON
95
Fuel Tank Capacity
6.2 L
Transmission Description
Return shift
Primary Drive
2.727 (60/22)
Drive Type
Chain
Final Drive Ratio
3.846 (50/13)
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 Description
Engine acting as stress member
Frame Material
Aluminium
Frame Design
Perimeter
Rake (Caster Angle)
26.60 degrees
Trail
115.0 mm
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 mm
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 mm
Fork Diameter
49.0 mm
Swingarm Type
Dual Sided
Swingarm Description
Unit-Trak
Front Brake Description
Single semi-floating petal disc; Brembo caliper; Brembo Hydraulic Master Cylinder
Front Brake Caliper(s)
Double Piston
Front Brake Diameter
270.0 mm
Rear Brake Description
Single petal disc; Hydraulic
Rear Brake Caliper(s)
Single Piston
Rear Brake Diameter
240.0 mm
ABS
Not Available
Linked Braking System
Not Available
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
Length
2180 mm
Width
820 mm
Height
1270 mm
Wheelbase
1480 mm
Ground Clearance
345.0 mm
Dry Weight
108.4 kg
Wet / Operational Weight
112.9 kg
Seat Height
960 mm
Seating Capacity
1
Traction Control
Standard
Launch Control
Standard
Alarm
Not Available
Seat Description
Slip resistant surface
Seating Position
Upright
Adjustable Front Footrests
Standard
Bluetooth
Standard

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