The Case-IH 66317 is a genuine OEM spring designed for a wide range of Case-IH agricultural equipment. This essential component is compatible with numerous models, including Axial-Flow combines (e.g., 140, 240, 7010, 7120, 7230, 8010, 8120, 8230, 9120, 9230, 7240, 8240, 9240, 7250, 8250, 9250), Puma series tractors (e.g., 165, 180, 195, 210, 225), MX series tractors (e.g., 80C, 90C, 100, 110, 120, 135, 150, 170), STX series tractors, JX series tractors, CX series tractors, cotton pickers, and windrowers. This spring ensures proper function and durability across its diverse applications.