The McCormick 3648874M91 Duct is a genuine OEM replacement part designed for various McCormick tractor models, including the MC, MTX, X7, XTX, and ZTX series. This essential component ensures proper air distribution and system functionality. Manufactured to original specifications, it guarantees a precise fit and reliable performance for maintaining optimal tractor operation. With confirmed dimensions of 95mm length, 51mm width, and 51mm height, and a weight of 0.12 kg, this duct is engineered for durability.