Key performance
Technical specifications
Engine
- Displacement
- 125 cc
- Engine type
- Single cylinder, two-stroke
- Cooling
- Liquid
- Bore × stroke
- 54.0 x 54.5 mm (2.1 x 2.1 inches)
- Ignition
- Contactless, controlled, fully electronic ignition system with digital ignition timing adjustment, type Kokusan
- Starter
- Kick
Chassis
- Frame
- Central tube frame made of chrome molybdenum steel tubing
- Gearbox
- 6-speed
- Final drive
- Chain (final drive)
- Clutch
- Wet multi-disc clutch / hydraulically operated
- Front suspension
- WP Suspension Up Side Down 4860 MXMA PA
- Rear suspension
- WP Suspension PDS 5018 DCC
- Front wheel travel
- 300 mm (11.8 inches)
- Rear wheel travel
- 335 mm (13.2 inches)
Brakes
- Front brakes
- Single disc
- Rear brakes
- Single disc
Dimensions
- Seat height
- 960.00 mm
- Wheelbase
- 1471.00 mm
- Ground clearance
- 355.00 mm
- Fuel capacity
- 9.50 L
- Dry weight
- 95.00 kg
- New price
- 7 190 €
Overview
Ninety-five kilograms. That's the dry weight of this Austrian machine, and that figure alone summarizes the entire philosophy behind the KTM 125 EXC. In a segment where every gram is fiercely negotiated, KTM has built an E1 enduro that keeps its fundamental promise: to remain light, agile, and affordable enough that maintenance doesn't empty your wallet after each ride. At €7190 new, it positions itself as a serious tool, neither a beginner's toy nor a collector's motorcycle.

The choice of chrome-molybdenum steel frame deserves attention, because it goes against the trend. While Husqvarna, Beta, or Sherco opt for aluminum for their enduro frames, KTM maintains steel on the KTM 125 EXC, arguing a real weight gain over the competition, approximately 500 grams according to the manufacturer, and superior ease of maintenance. This isn't conservatism; it's an assumed engineering choice. The profiled tubular frame offers more space for the 9.5-liter fuel tank and mechanical components, a correct range for a machine of this size. The short wheelbase of 1471 mm and the generous ground clearance of 355 mm confirm that we are talking about a true enduro, designed for muddy trails and technical sequences in the forest.
The suspension is signed WP, made in Austria, and is one of the machine's strong points. The 4860 MXMA PA inverted fork with 48 mm offers a wide adjustment range, with high and low-speed compression separately adjustable, as is the rebound. At the rear, the PDS 5018 DCC shock connects directly above the cast aluminum monoblock swingarm, a geometry that ensures torsional rigidity without sacrificing longitudinal comfort. The result is a machine that responds precisely to the rider's demands, without the imprecision sometimes found on less prepared enduros. For a 125, this is a technical base that far exceeds what the segment minimally requires.
The 124.80 cc two-stroke single-cylinder engine, with its 54 mm bore and 54.5 mm stroke, isn't there to set homologated road records. It's a pure riding tool, lively at high RPM, ideal for E1 class riders who want to progress without fighting against an overly powerful displacement. The six-speed chain final drive complements the power range of a two-stroke, which requires more active gear changes than an equivalent four-stroke. Those considering a conversion to a KTM 125 EXC supermotard will appreciate this engine's sharp character, well suited to exit corner acceleration on asphalt.
The 960 mm seat height is high, unsurprisingly for a pure enduro. This isn't the machine for a 1.65 m driver who wants both feet flat on the ground at the traffic light. It's a motorcycle for active riders, whether they are looking for a used KTM 125 EXC to start competing or acquiring the machine new to attack regional stages. The GIANT alloy rims in 7050 aluminum, the CNC machined hubs, the Twin-Air air filter replaceable in fifteen seconds without tools: every detail confirms that we are on a machine oriented towards performance and terrain practicality. Customization possibilities, notably via a KTM 125 EXC graphics kit in colors of your choice, allow you to individualize a machine that, straight from the factory, already displays a refined graphic design. For those who want a road-homologated KTM 125 EXC with a supermotard kit, the mechanical base is there; the transformation budget remains to be planned.
Practical info
- La moto est accessible aux permis : A
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