The McCormick 3221192R1 is a genuine OEM brake disc designed for various agricultural tractor models. This essential component ensures optimal braking performance and safety. With an outer diameter of 177.8 mm, an inner diameter of 101.6 mm, and a thickness of 6.35 mm, it features 10 teeth for precise fitment. Weighing approximately 0.95 kg, this durable brake disc is a direct replacement for original equipment, compatible with McCormick, Case IH, New Holland, and Steyr tractors.