

Specs
- New or used
- Used
- Availability
- In stock
- Colour
- Lime Green
- Displacement
- 449 ccManufacturer spec
- Engine cycle
- Four-strokeManufacturer specDealer: 4-stroke single, DOHC
- Cooling
- Liquid-cooledManufacturer specDealer: Liquid
- Transmission
- ManualManufacturer specDealer: 5-speed, return shift
- Final drive
- ChainManufacturer spec
- Seat height
- 37.8 inManufacturer spec
- Wheelbase
- 58.3 inManufacturer spec
- Ground clearance
- 13.6 inManufacturer spec
- Wet weight
- 238.3 lbManufacturer specDealer: Curb, without fuel - 238.3 lb.* Curb - 248.2 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
- KX450MRFNN
- VIN
- JKAKXGMC6RA003598
- Stock #
- UK3598
All details from the dealer (18)
- Model Type
- KX - Full-Size MX
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 / 80-19Manufacturer spec
Dimensions
- Length
- Overall - 85.8 in.Manufacturer spec
- Height
- Overall - 50 in.Manufacturer spec
- Width
- Overall - 32.3 in.Manufacturer spec
Electrical
- Advanced Electronics
- Engine management technology - KTRC (Kawasaki Traction Control), Smartphone Connectivity Special features - Smartphone Connectivity via RIDEOLOGY THE APPManufacturer 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
- Launch Control PowerManufacturer spec
Operational
- Frame
- Aluminum perimeter Chassis Management Technology - ERGO-FIT®Manufacturer spec
- Front Suspension
- 49 mm inverted telescopic coil-spring fork with 21-way adjustable compression and 22-way adjustable rebound damping Wheel travel - 12.0 in.Manufacturer spec
- Rake
- 26.6°Manufacturer spec
- Trail
- 4.5 in.Manufacturer spec
- Grips
- ODI lock-onManufacturer spec
From the dealer's page
The KX™ legacy represents a long line of champions. The drive to produce more has not slowed down. Our all-new flagship race machine, the KX™450 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.
Price history
Tracked since Oct 3, 2026 · last checked 2h ago
Price details as printed by the dealer
- Price$6,499
Throttle does not add these up.
Timeline
First seen
Oct 3, 2026
Market context
Comp set: 2022–2026 Kawasaki KX 450 · 145 listings
- Median asking
- $8,324
- across 138 comparable listings
- This one
- $6,499
- -21.9% vs median
- Days on market
- 3d
- none have left dealer sites yet
- Left dealer sites
- —
- none yet
Deal reasons — where this asking price sits against similar listings, with the sample behind it
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