14 August. Friday 2026
Kawasaki KX450 - 2024 Specifications and Reviews
The 2024 Kawasaki KX450X is a competitive motocross machine designed for intermediate to advanced off-road racers. Powered by a liquid-cooled 449cc four-stroke single with aggressive DOHC performance and advanced fuel injection, it delivers responsive power across the rev range. Best known for its reliable engine platform and aggressive handling characteristics, this bike excels in competitive motocross environments.
General information | |
| Price as new | Do you know this bike?Click here to rate it. We miss 2 votes to show the rating. |
| Type | Cross / motocross |
| Year of manufacture | 2024 |
| Model | Kawasaki KX450X |
| | |
Engine and Transmission Specifications | |
| Clutch | Wet multi-disc manual clutch and hydraulic clutch actuation |
| Transmission type | Chain (final drive) |
| Gearbox | 5-speed |
| Cooling system | Liquid |
| Ignition | Digital CDI with 3 Coupler Options |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. DFI® with 44mm Keihin throttle body |
| Bore x stroke | 96.0 x 62.0 mm (3.8 x 2.4 inches) |
| Compression | 12.5:1 |
| Type of engine | Single cylinder, four-stroke |
| Capacity: | 449.0 ccm (27.40 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Wheels | Wire spoked |
| Rear brakes | Single disc. Single-piston caliper. |
| Diameter | 270 mm (10.6 inches) |
| Front brakes | Single disc. Semi-floating petal discs |
| Rear tire | 120/80-18 |
| Front tire | 80/100-21 |
| Rear wheel travel | 307 mm (12.1 inches) |
| Rear suspension | Uni-Trak® gas charged shock with piggyback reservoir with dual-range (4 turns stepless high speed/19-way low-speed) compression damping, 38-way rebound damping and adjustable preload |
| Front wheel travel | 305 mm (12.0 inches) |
| Front suspension | 49mm inverted telescopic coil-spring fork with 16-way compression damping and 16-way rebound damping |
| Trail | 119 mm (4.7 inches) |
| Rake (fork angle) | 27.6° |
| Frame type | Aluminum perimeter |
| | |
Physical measures and capacities | |
| Fuel capacity | 6.20 litres (1.64 US gallons) |
| Wheelbase | 1485 mm (58.5 inches) |
| Ground clearance | 335 mm (13.2 inches) |
| Overall width | 820 mm (32.3 inches) |
| Overall length | 2185 mm (86.0 inches) |
| Overall height | 1265 mm (49.8 inches) |
| Seat height | 950 mm (37.4 inches) If adjustable, lowest setting. |
| Weight incl. oil, gas, etc | 111.6 kg (246.0 pounds) |
| Dry weight | 107.0 kg (235.8 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Comments | Launch Control. |
| Starter | Electric |
| Color options | Lime Green |
Performance Profile & Rider Fit
Best For
Track90%
City10%
Cornering85%
Daily Riding8%
Touring5%
Passenger0%
Rider Profile
| Best For | This is a full-blown motocross competition bike best suited to experienced off-road or motocross riders, not beginners or road riders. |
| Purpose | Built purely for motocross racing on closed circuits, jumps, and rough terrain rather than any form of street use. |
| Rider Fit | Its tall seat height, minimal weight, and aggressive ergonomics demand good rider fitness, strength, and off-road skill to control effectively. |
| Character | A razor-sharp, lightweight, high-revving dirt weapon that rewards aggressive, athletic riding with explosive agility over jumps and rough tracks. |
| Not Ideal For | It is not suitable for commuting, touring, passengers, or anyone seeking comfort, storage, or street-legal practicality. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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