The Case IH 93137C1 is a genuine OEM piston ring designed for clutch master cylinders in Case IH agricultural machinery. This critical component ensures proper sealing and operation within the clutch hydraulic system. With an inner diameter of 72.75 mm and a thickness of 1.78 mm, it provides a precise fit for maintaining hydraulic pressure and smooth clutch engagement. This high-quality replacement part is essential for restoring optimal performance and reliability to your equipment's clutch system.