The John Deere T13331 is a genuine OEM circular plain shim designed for critical spacing and alignment in a wide range of John Deere agricultural and construction equipment. This precision-engineered shim has an inside diameter of 50.8 mm, an outside diameter of 63.5 mm, and a thickness of 1.524 mm, weighing approximately 0.018 kg. It is essential for maintaining proper clearances and reducing wear in numerous applications across John Deere tractors, combines, loaders, excavators, and more.