The Valtra 30184500 is a genuine OEM expansion tank designed for the cooling systems of a wide range of Valtra agricultural tractors. This essential component helps regulate coolant levels and pressure, ensuring optimal engine temperature and preventing overheating. It features a capacity of 4.5 liters, with dimensions of 300 mm length, 180 mm width, and 250 mm height. Compatible with numerous Valtra models including N, T, S, A, G, Q, F, M, C, X, and XM series.