The McCormick 6513780M1 is a genuine replacement gear featuring 13 teeth, an outer diameter of 70mm, an inner diameter of 25mm, and a width of 25mm. This durable gear weighs approximately 0.3 kg and ensures reliable performance in various agricultural applications. It is compatible with a wide range of tractors including McCormick CX, MC, MTX, XTX, ZTX series, Massey Ferguson 100-8000 series, Landini 500-Vision series, Case IH CX, MXC, MXM series, David Brown 90-1600 series, and Renault Ceres-Temis series.