The Case IH 87556004 is a genuine OEM piston ring set designed for various Case IH agricultural and construction equipment. This high-quality piston ring set ensures proper compression, oil control, and heat transfer within the engine, critical for maintaining engine efficiency and longevity. It is a direct replacement for original part numbers like 3144452R1 and 3144452R, and is compatible with a wide range of Case IH Maxxum, Puma, Magnum, Steiger, Quadtrac, Axial-Flow, and other models.