The New Holland 83966586 Piston Assembly is a genuine OEM replacement part engineered for various New Holland compact tractors and utility vehicles. This essential engine component is crucial for maintaining proper combustion and reliable engine operation. It is compatible with a wide range of models including the 1520, 1715, 1720, TC25, TC29, TC33, TC35, TC40, and TC45 series, among others. Weighing approximately 0.88 kg with dimensions of 100 mm x 100 mm x 100 mm, this piston assembly meets original equipment specifications for a precise fit and lasting durability.