The McCormick 3682565M1 Crown Wheel, also known as a Ring Gear, is a genuine OEM component designed for the wheel shaft assembly of various agricultural tractors. This essential part ensures proper power transmission within the differential or final drive system. It is compatible with a wide range of McCormick, Massey Ferguson, and Landini tractor models, offering reliable performance and durability. Key specifications include an outer diameter of 320 mm, 73 teeth, 12 mounting holes, an inner diameter of 280 mm, and a thickness of 51 mm, weighing 10.5 kg.