The Case IH 87442166 is a genuine OEM return valve designed for various Case IH and New Holland agricultural tractors. This critical hydraulic component ensures proper fluid flow and system integrity, contributing to the efficient operation of your machinery. It is compatible with a wide range of Case IH MX series models including MX80C, MX90C, MX100C, MX100, MX110, MX120, MX135, MX150, MX170, and MXU series, as well as New Holland MXM series tractors such as MXM120, MXM130, MXM140, MXM155, MXM175, MXM190, and TS-A series. Weighing approximately 0.12 kg, this valve is a direct replacement part, essential for maintaining the hydraulic system's reliability and performance.