The Case IH 87803016 is a genuine OEM idler pulley designed for various Case IH agricultural machines, including Maxxum, Puma, Magnum, Steiger, Quadtrac, Farmall, Vestrum tractors, Axial-Flow combines, WD series windrowers, and Patriot sprayers. This critical component maintains proper belt tension, reducing wear on other drive components and ensuring efficient power transmission. Manufactured to Case IH's rigorous standards, this idler pulley features a 100 mm outer diameter, 17 mm inner diameter, and 25 mm width, weighing approximately 0.68 kg, providing reliable and durable performance for demanding farm operations.