The Case-IH 4997301 is a genuine OEM shim, precisely engineered with a thickness of 1.00 mm, an inner diameter of 40.00 mm, and an outer diameter of 50.00 mm. This critical component ensures accurate spacing and alignment, contributing to the optimal performance and longevity of various Case-IH, New Holland, and Steyr agricultural and construction equipment. It is essential for maintaining proper clearances in mechanical assemblies. Verify fitment with your specific machine model for compatibility.