The McCormick 6659912A1 is a genuine OEM gear designed for various McCormick CX, MC, and MTX series agricultural tractors. This essential component ensures efficient and reliable power transmission within the machinery. Weighing approximately 1.50 kg, the gear has an outer diameter of 150 mm and a thickness of 40 mm, providing precise fit and durable performance. It is also cross-referenced as Case IH and New Holland part number 87304191.