The Ford 81869771 shim is a genuine OEM component designed for use in Ford and New Holland agricultural and industrial equipment. This precision-engineered shim, also known as a shim washer, has an inner diameter of 25.5 mm, an outer diameter of 38 mm, and a thickness of 0.5 mm. It is crucial for maintaining correct clearances and alignment within various mechanical assemblies, ensuring reliable operation and extending component life.