The Case IH 3146672R1 is a genuine OEM pinion designed for use in the transmission or differential systems of a wide range of Case IH agricultural and utility tractors. This critical component ensures proper gear engagement and power transfer, contributing to the reliable operation of the machinery. It is compatible with models including the 585, 685, 785, 885, 995, 3220, 3230, 4210, 4230, 4240, CX50, CX60, CX70, CX80, CX90, CX100, MX80C, MX90C, and MX100C series.