The Fendt ACV0177640 Tank Cap is an authentic OEM replacement part designed for a wide range of Fendt Vario tractors including the 200, 300, 500, 700, 800, 900, and 1000 series, as well as Katana 65 and Katana 85 forage harvesters. This genuine Fendt tank cap ensures a secure seal, preventing leaks and protecting the tank contents from contamination. It is engineered to meet Fendt's rigorous quality standards for durability and reliable performance.