The KTM 125 SX is what KTM themselves call the first bike to buy to start your racing career. This 2021 model is a pure racing machine, built with a lightweight chassis and frame cradling a 125cc ...
As one of the few manufacturers that still produces full-size two-stroke dirt bikes, KTM has designed its 125 SX to fill the gap for riders transitioning from an 85cc youth motocross bike or supermini ...