The Claas 00771112 Fuel Tank Cap is a genuine OEM replacement part designed for various Claas agricultural machines. This black plastic cap provides a secure and tight seal for the fuel tank, preventing contaminants from entering the fuel system and ensuring fuel integrity. With an outer diameter of 60 mm, an inner diameter of 40 mm, and a height of 30 mm, this cap is engineered to meet original equipment specifications for reliable performance.