The Claas 0001474721 Agricool OAT O is a genuine OEM coolant concentrate, supplied in a 20-liter container. This high-performance coolant is formulated with Organic Acid Technology (OAT) to provide superior, long-lasting corrosion protection for all engine components, including aluminum and cast iron. It ensures optimal operating temperatures, preventing overheating and freezing, and is specifically designed for Claas machinery to maintain engine efficiency and extend service life. This product is essential for proper maintenance and protection of your agricultural equipment.