The Case IH 84379887 Mirror Arm is a genuine OEM replacement part designed for various Case IH tractor models, including the Magnum, Puma, and Maxxum series. This essential component provides stable support for the rearview mirror, contributing to operator safety and visibility during agricultural operations. Constructed to OEM specifications, it ensures a precise fit and long-lasting performance in demanding conditions. Replace damaged or worn mirror arms with this authentic Case IH part to maintain optimal functionality and appearance.