This genuine McCormick 3650164M3 tension spring is an essential component for various McCormick tractor models, including the CX, MC, MTX, T-MAX, X4, X5, X6, X7, XTX, and ZTX series. Measuring 100mm in length with a 20mm outer diameter and 2.5mm wire diameter, this spring ensures proper tension and functionality within the machinery. Manufactured to OEM specifications, it provides reliable performance and durability for agricultural and industrial applications.