The McCormick 6611761A1 is a genuine OEM pinion gear designed for various McCormick tractor models, including the CX, MC, MTX, XTX, X, and X7 series. This essential component ensures reliable power transmission within the machinery. Key specifications include an outer diameter of 110 mm, an inner diameter of 35 mm, 20 teeth, and a thickness of 29 mm. Weighing approximately 0.36 kg, this durable gear is engineered for precise fit and long-lasting performance in demanding agricultural applications.