The John Deere T28316 Collar is an authentic OEM component designed for a wide range of John Deere agricultural and construction equipment. This essential collar plays a critical role in securing shafts, bearings, and other moving parts, preventing axial movement and maintaining proper alignment within machinery. Manufactured to John Deere's rigorous standards, it ensures durability and precise fitment, contributing to the reliable operation and longevity of your equipment. Confirm compatibility with your specific John Deere model before purchase.