The John Deere AL172004 Quick Coupling is an authentic OEM component designed for reliable hydraulic connections in various John Deere agricultural and construction machinery. This quick-release coupling facilitates easy and secure attachment and detachment of hydraulic lines, minimizing fluid loss and preventing contamination. Engineered to meet John Deere's stringent quality standards, it ensures optimal performance and durability in demanding operational environments. This genuine part is crucial for maintaining the integrity and efficiency of your machine's hydraulic system.