A KTM RC 125 averages €5,305 across all model years. Right now 11 are listed for sale, with the cheapest sitting around €3,000 (typically older years) and the priciest around €7,270 (recent years). The median is €4,500. A good price for a KTM RC 125 is under €4,050; anything over €7,270 is on the high side compared with similar listings. Selling to a dealer instead of privately usually means a lower price: expect roughly €3,375 to €4,050 for this model, depending on year and condition.