![2020 KTM 125 SX SX in Miles City, MT](https://media-stage.traderonline.com/v1/media/6533e193cd0b8d1dc006fe26.webp?width=400&height=300&quality=60&bestfit=true&upsize=true&blurBackground=true&blurValue=100)
$5,995
Used 2020 KTM Competition
125 SX SX
Stock # 132781
2020 KTM 125 SX, PRICE DROP 2020 KTM 125 SX<br/> <p>Kickstart Your Racing Career: The KTM 125 SX is the most compact and lightweight of the full-size bikes and delivers a confidence-inspiring ride like no other. A lightweight chassis teams up with the most competitive 125 cc 2-stroke engine in its class, delivering superior agility and power to fulfil the demands of any young adrenaline seeker. This 2-stroke screamer is the ultimate entry point into the pro ranks and a sure-fire way to add to the trophy collection.</p> <ul class=primaryProductFeatures>;</ul> Engine & Exhaust <ul class=itemGroupFeatures><li id=96617330 class=productFeature>KTM 2-strokes have been tearing up MX tracks for decades and are undoubtedly the fastest on the track today. Thanks to years of ongoing development, these engines are the benchmark in performance and technology, with the perfect combination of power, weight and control. For 2020, small, but important refinements have been made, resulting in improved power delivery and reliability and through its melodic high-RPM screams, KTM125 SX continues to deliver thrilling high-performance harmonics.</li><li id=96617331 class=productFeature>Power progression: The KTM 125 SX engine is undoubtedly once again the most competitive and powerful engine in its class. With an outstanding power-to-weight ratio, low cost and overall simplicity, it is clear that 2-strokes will continue to have a successful future at KTM. The compact and durable 37.9 lbs engine was developed using the latest KTM engineering know-how, resulting in broad power across the rev range. Its easy rideability and outstanding performance are benefits that equate to faster lap times and better results.</li><li id=96617332 class=productFeature>Cylinder: At the heart of the 125 cc engine is a reworked cylinder with a 54 mm bore. It features an improved power valve unit with a sophisticated mechanism designed for the lateral support exhaust ports. The new exhaust port layout increases engine performance, while the upper contour of the exhaust port has been machined to ensure more accurate port timing. Together with the two-component cylinder head, the newly reworked cylinder is key to the KTM 125 SX's outstanding performance across the entire rev range.</li><li id=96617333 class=productFeature>Crankcases and engine covers: The lightweight engine cases are manufactured using a high pressure die-cast production process, keeping wall thickness to a minimum while retaining strength and durability. The design allows for a high crankshaft position which is located near to the center of gravity, resulting in optimal mass centralization and easier rideability. The engin
Riverside Marine & Cycle
Miles City, MT