The John Deere 40M1828 is a genuine OEM external snap ring designed for critical retention applications in John Deere agricultural, construction, and utility equipment. This high-quality snap ring features an outside diameter of 38.1 mm (1.500 inches), an inside diameter of 34.925 mm (1.375 inches), and a thickness of 1.27 mm (0.050 inches). It ensures secure fastening of components, preventing axial movement and maintaining optimal machine performance. Manufactured to John Deere's rigorous standards, it provides reliable fit and durability for a wide range of models including tractors, combines, excavators, and utility vehicles.