Kawasaki KX450 specs and dimensions

Full specifications of the Kawasaki KX450 as sold in the Philippines: a 449 cc engine and a 960 mm seat height.

Source: Kawasaki Motors (Phils.) Corporation. Last verified 13 November 2026.

Specifications

Kawasaki KX450 specifications by variant
Engine and performance
Engine	Liquid-cooled, 4-stroke, single-cylinder, DOHC, 4 valves
Displacement	449 cc
Fuel system	Fuel injection: 44 mm
Cooling	Liquid-cooled
Starter	Electric
Transmission
Transmission	5-speed, return shift
Final drive	Chain
Dimensions and weight
Length	2180 mm
Width	820 mm
Height	1270 mm
Wheelbase	1480 mm
Seat height	960 mm
Ground clearance	345 mm
Curb weight	112.6 kg
Capacity
Fuel tank	6.2 L
Chassis and brakes
Front suspension	Inverted fork with adjustable compression and rebound damping, 49 mm
Rear suspension	Uni-Trak, adjustable dual-range (high/low-speed) compression and adjustable rebound damping, and spring preload adjustability
Front brake	Single semi-floating petal disc, 270 mm, Brembo dual-piston
Rear brake	Single petal disc, 240 mm, Single-piston
Front tyre	80/100-21 51M
Rear tyre	120/80-19 63M
Safety
Traction control	Kawasaki Traction Control (KTRC)
Features
Smartphone connectivity	Smartphone connectivity
Other features	Power modes, launch control, Ergo-Fit adjustable ergonomics

Figures are the distributor's published values. Power is shown in PS and torque in Nm; values the distributor publishes in other units are converted.

What is the engine displacement of the Kawasaki KX450?

The Kawasaki KX450 has a 449 cc engine (Liquid-cooled, 4-stroke, single-cylinder, DOHC, 4 valves).

What is the seat height of the Kawasaki KX450?

The seat height is 960 mm, and the curb weight is 112.6 kg.

What is the fuel tank capacity of the Kawasaki KX450?

The fuel tank holds 6.2 litres.

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KX450