The Fendt AG639685 is a genuine OEM shaft designed for various Fendt Farmer and Favorit series tractors. This precision-engineered component ensures optimal power transmission and durability within the machinery's system. With confirmed dimensions of 95 mm length, 51 mm width, and 51 mm height, and a weight of 0.12 kg, it provides a precise fit for compatible models, including Farmer 304 LSA, Favorit 509 C, and Favorit 816.