The John Deere HXE28171 is a genuine OEM Upper Rear Feedroll Arm, Left Hand Side (LHS), specifically engineered for John Deere S-Series combines including models S760, S770, S780, S785, and S790. This critical component ensures the smooth and efficient operation of the rear feedroll system, contributing to reliable harvesting performance. Designed for durability and precise fitment, it measures approximately 762 mm in length, 254 mm in width, and 127 mm in height, with a weight of 10.886 kg.