The Case IH 87406440 is a genuine OEM retaining ring designed for various Case IH and New Holland agricultural tractors. This essential component ensures secure fastening within machinery assemblies, contributing to the reliable operation of critical systems. It is compatible with a wide range of Case IH models including MXM, MXU, Puma, Maxxum, and Farmall series tractors, as well as New Holland T6 and T7 series tractors, ensuring broad application across CNH Industrial equipment.