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2025 Kawasaki KX450X — photo 1 of 15
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Specs

New or used
New
Availability
In stock
Colour
Lime Green
Displacement
449 ccManufacturer spec
Cylinders
1Manufacturer specDealer: single
Engine cycle
Four-strokeManufacturer specDealer: 4-stroke, DOHC
Cooling
Liquid-cooledManufacturer specDealer: Liquid
Transmission
ManualManufacturer specDealer: 5-speed, return shift
Final drive
ChainManufacturer spec
Seat height
37.4 inManufacturer spec
Wheelbase
58.3 inManufacturer spec
Ground clearance
13.2 inManufacturer spec
Wet weight
239.8 lbManufacturer specDealer: Curb, without fuel - 239.8 lb.* Curb - 249.9 lb.* *Curb weight includes all necessary materials and fluids to operate correctly, full tank of fuel (more than 90 percent capacity) and tool kit (if supplied).
Fuel capacity
1.64 galManufacturer spec
Model code
KX450NSFNN
Stock #
N/A
All details from the dealer (22)
Badge
On Sale
Stock Number
N/A
Model Type
Full-Size Cross Country

General Information

Stock Number
N/AManufacturer spec

Brakes/Wheels/Tires

Brakes
Front - Single semi-floating 270 mm Braking / Sunstar petal disc with Brembo master cylinder and dual-piston caliper Rear - Single 240 mm Braking / Sunstar petal disc with single-piston caliperManufacturer spec
Tires
Front - 80 / 100-21 Rear - 120 / 80-18Manufacturer spec

Dimensions

Length
Overall - 85.6 in.Manufacturer spec
Height
Overall - 49.6 in.Manufacturer spec
Width
Overall - 32.1 in.Manufacturer spec

Electrical

Instrumentation
Smartphone Connectivity via RIDEOLOGY THE APP KX™Manufacturer spec
Advanced Electronics
Kawasaki TRaction Control (KTRC)Manufacturer spec

Engine

Bore x Stroke
3.7 x 2.4 in. (96 x 62.1 mm)Manufacturer spec
Compression Ratio
12.5:1Manufacturer spec
Clutch
Wet multi-disc manual and hydraulic actuationManufacturer spec
Fuel System
DFI® with 44 mm Keihin throttle bodyManufacturer spec
Ignition
Digital CDI with handlebar-controlled Power ModesManufacturer spec
Modes
Power, Launch ControlManufacturer spec

Operational

Frame
Aluminum perimeter Chassis Management Technology - ERGO-FIT®Manufacturer spec
Front Suspension
49 mm Showa inverted telescopic coil-spring fork with 21-way adjustable compression and 22-way adjustable rebound damping Wheel travel - 12.0 in.Manufacturer spec
Rake
27°Manufacturer spec
Trail
4.6 in.Manufacturer spec
Grips
ODI lock-onManufacturer spec

From the dealer's page

Tough terrain won't stop us from winning. With championship-proven technology and tuning to take on every challenge, the KX™450X motorcycle has what it takes to win outdoors. Get the off-road edge by riding the bike built to stay ahead of the rest.

Price history

Tracked since Oct 4, 2026 · last checked 3h ago

Price details as printed by the dealer

  1. On Sale$6,799

Throttle does not add these up.

Not enough observations yet — the chart appears after the second crawl of this listing.

Timeline

  1. First seen

    Oct 4, 2026

Market context

Comp set: 2023–2027 Kawasaki KX450X · 35 listings

Median asking
$8,888
across 33 comparable listings
This one
$6,799
-23.5% vs median
Days on market
New to Throttle
segment median 1d to sell
Sold comps
1
confirmed sold by our heartbeat
Throttle+

Deal reasons — where this asking price sits against similar listings, with the sample behind it

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