The International Harvester 1091772R1 is a genuine OEM PTO (Power Take-Off) drive shaft designed for a wide range of International Harvester tractor models. This critical component ensures efficient and reliable power transfer from the tractor's engine to implements, supporting optimal performance in agricultural applications. Constructed for durability and precise fitment, it meets original equipment specifications for seamless integration and long service life. This PTO drive shaft is an essential replacement part for maintaining the operational integrity of your IH machinery.