The John Deere AL117978 is a genuine OEM hydraulic adapter fitting designed for robust and leak-free connections within hydraulic systems. This essential component features M14x1.5 threads on both ends, ensuring precise compatibility and secure integration with corresponding hydraulic lines and components. Manufactured to John Deere's stringent quality standards, it provides reliable performance and a perfect fit across a wide range of John Deere agricultural and construction equipment, including numerous tractor and combine models.