This genuine Claas 0006592221 radiator cap is an essential component for maintaining the cooling system pressure in Claas agricultural machinery. Engineered to operate at a pressure of 0.9 bar, it ensures optimal engine temperature regulation and prevents coolant loss. With a height of 25 mm and a diameter of 57 mm, it provides a precise fit. It is compatible with a wide range of Claas tractor series, including Arion, Axion, Ares, Atles, Celtis, Ceres, Ergos, Nectis, and Nexos models, offering a reliable and direct replacement for the original part.