The Case-IH AF25519 is a genuine primary air filter designed to provide superior engine protection for a wide range of Case-IH agricultural equipment, including combines, tractors, cotton pickers, forage harvesters, and windrowers. This high-quality filter effectively captures dust, dirt, and debris, ensuring clean air intake for optimal engine performance and longevity. With an outer diameter of 330 mm, an inner diameter of 203 mm, and a length of 355 mm, it meets OEM specifications for a precise fit and reliable filtration.