Key performance

51 ch
Power
🔧
249 cc
Displacement
⚖️
108 kg
Weight
💺
950 mm
Seat height
6.0 L
Fuel capacity
💰
9 499 €
New price
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Technical specifications

Engine

Displacement
249 cc
Power
51.0 ch (37.5 kW)
Engine type
Monocylindre, 4 temps
Cooling
liquide
Compression ratio
14.1:1
Bore × stroke
78 x 52.2 mm
Valves/cylinder
4
Camshafts
2 ACT
Fuel system
Injection Ø 43 mm

Chassis

Frame
périmétrique en aluminium
Gearbox
boîte à 5 rapports
Final drive
Chaîne
Front suspension
Fourche téléhydraulique inversée Ø 48 mm, déb : 314 mm
Rear suspension
Mono-amortisseur, déb : 316 mm

Brakes

Front brakes
Freinage 1 disque Ø 270 mm, étrier 2 pistons
Rear brakes
Freinage 1 disque Ø 240 mm, étrier simple piston
Front tyre
80/100-21
Front tyre pressure
1.00 bar
Rear tyre
110/90-19
Rear tyre pressure
1.00 bar

Dimensions

Seat height
950.00 mm
Fuel capacity
6.00 L
Weight
108.00 kg
New price
9 499 €

Overview

Fifty years of mud, jumps, and victories. Kawasaki's KX lineage blew out its fiftieth candle in 2024, and the Akashi manufacturer chose to mark the occasion with a special edition that goes well beyond slapping a few stickers on a radiator shroud. This is a considered, deliberate tribute that summons half a century of motocross into the graphic details of a machine that remains, at its core, an uncompromising competition beast.

Kawasaki KX 250 50ème anniversaire

Let's start with what catches the eye. The color scheme revives the characteristic blue of a 1990 KX, an era when Japanese motocross dominated paddocks worldwide. The KX logo sports the typographic style of the '90s, set against a fuchsia-toned background that plays on nostalgia without tipping into kitsch. A Uni-Trak sticker adorns the swingarm, a direct reference to the variable-ratio linkage rear suspension system that Kawasaki developed and refined over decades. The fork guards and rear caliper switch from black to white — a small touch that's enough to distinguish this edition at first glance in the impound area. The logo's "splash" motif has its own history: it was once created by letting ink run freely across paper. Reproduced digitally today, it retains that organic grain that gives it its character.

Beneath this anniversary livery lies the KX 250 in its current specification. The 249 cc single-cylinder engine, bored to 78 mm with a 52.2 mm stroke and an 14.1:1 compression ratio, produces 51 horsepower. On a motorcycle tipping the scales at 108 kg fully fueled, the power-to-weight ratio speaks for itself. A five-speed gearbox handles the transitions, the 48 mm inverted fork delivers 314 mm of travel up front, and the single shock manages 316 mm at the rear. This is calibrated for the track, not a Sunday forest ride. The 950 mm seat height immediately rules out shorter riders, and the 6-liter tank is no invitation for long outings. This motorcycle has one natural habitat — marked motocross circuits — and it owns that fact entirely.

Against the Honda CRF 250R or the Yamaha YZ 250F, the KX sits in the same segment: competitive motocross machines approved for club riding and regional competition. At €9,499 in this anniversary edition, it lands at the higher end of its category, but the collector argument carries weight. This is not a motorcycle for beginning off-road riding. It is a machine built for a rider who already knows how to read a line, trail the brakes through a corner, and manage the energy unleashed by that iron square running at 14.1:1 compression. Young riders competing in regional championships, weekend motocross enthusiasts with a few seasons behind them — that is the audience Kawasaki is addressing here.

The anniversary edition reinvents nothing mechanically, and that is almost certainly the right call. You don't fix what works. What Kawasaki is selling with this KX 250 50th is a sense of belonging — a thread stretched between the victorious 125 B8M of 1963 and the green machines still filling paddocks today. For those who grew up with Stefan Everts posters on their walls or wore KX decals on their school binders, this motorcycle carries an added value that is hard to quantify but very real. Everyone else will pay the same price for the same machine — just with a little more style.

Indicators & positioning

Weight-to-power ratio
0.47 ch/kg
🔧
Volumetric power
202.0 ch/L
In category Cross / motocross · 125-498cc displacement (474 motorcycles compared)
Power 50 ch Top 35%
11 ch median 43 ch 63 ch
Weight 108 kg Lighter than 53%
84 kg median 108 kg 129 kg
P/W ratio 0.47 ch/kg Top 33%
0.10 median 0.42 0.56 ch/kg

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