The New Holland 87283385 is a genuine OEM regulator designed to maintain consistent voltage within the electrical systems of various New Holland, Case IH, and Steyr agricultural and construction equipment. This essential component ensures optimal performance and longevity of electrical components by preventing overcharging or undercharging, crucial for reliable machine operation. Confirmed fitment across a wide range of tractor models including New Holland T-series, Case IH Farmall, Maxxum, Puma, Magnum, Steiger, Quadtrac, and Steyr Kompakt, Multi, Profi, Terrus, Absolut, and CVT series.