The Fiatagri 5170556 Line is a genuine CNH replacement part, essential for maintaining proper fluid transfer within various Fiatagri and New Holland 66-series tractors. This OEM-specified component is manufactured to ensure a precise fit and durable performance. It is compatible with a wide range of models, including the 45-66, 50-66, 55-66, 60-66, 70-66, and 80-66 series, encompassing their DT, S, F, LP, and V variants, providing reliable operation for critical systems.