The Case IH 84043391 Disc is an authentic OEM replacement part designed for optimal performance in Case IH planting and air drilling equipment. This high-quality disc, with a diameter of 381 mm and a thickness of approximately 3.6 mm, ensures precise soil engagement and seed placement, contributing to efficient agricultural operations. It is compatible with various Case IH planter and air drill models, including the 1200, 2100, and 8600 series. Refer to your machine's parts catalog for specific application details.