A Triumph Speed Triple T509 averages €3,474 across all model years. Right now 2 are listed for sale, with the cheapest sitting around €1,950 (typically older years) and the priciest around €4,999 (recent years). The median is €3,474. A good price for a Triumph Speed Triple T509 is under €2,712; anything over €4,237 is on the high side compared with similar listings. Selling to a dealer instead of privately usually means a lower price: expect roughly €2,606 to €3,127 for this model, depending on year and condition.