The Case IH 87473589 is a genuine OEM piston, specifically identified as type G108921. This essential engine component ensures optimal performance and reliability across a wide range of Case IH agricultural and construction equipment. It is designed for precise fitment and durability, supporting efficient combustion in various models including MXM, MXU, Puma, Maxxum, Farmall, and Magnum series tractors, as well as AFX/7010/8010/9010 combines and WD series windrowers.