The McCormick 3688370M1 is a genuine OEM transmission gear featuring 27 teeth, designed for a wide range of McCormick, Massey Ferguson, and Landini agricultural tractors. This durable gear ensures reliable power transfer within the transmission system, maintaining optimal performance and longevity for your machinery. Key dimensions include an inner diameter of 45 mm, an outer diameter of 100 mm, and a thickness of 20 mm, weighing approximately 0.6 kg.