The John Deere Z12808 Gear is a genuine OEM replacement part designed for a wide range of John Deere agricultural and construction equipment. This high-quality gear ensures reliable power transmission and durability in demanding operating conditions. It is compatible with numerous John Deere tractor models (5R, 5M, 5RN, 5ML, 5MH series), combine harvesters (T, W, S series), forage harvesters (8000, 9000 series), sprayers (R4000 series), loaders (6000 series), and balers (900, V400, C400 series). The Z12808 gear supersedes the older OEM part number AL173200, providing an exact fit and performance. With confirmed dimensions of 95 mm length, 51 mm width, and 51 mm height, and a weight of 0.12 kg, this gear is engineered to meet John Deere's rigorous standards.