This is a genuine OEM McCormick 282318A1 spring, also cross-referenced as Case IH 282318A1. It is specifically designed for various McCormick MC series tractors, including models such as MC80, MC90, MC95, MC100, MC105, MC110, MC115, MC120, MC130, and MC135. Additionally, this spring is compatible with Case IH MXM series tractors, fitting models like MXM120, MXM130, MXM140, MXM155, MXM175, and MXM190. Key technical specifications include a length of 116.0 mm, a wire diameter of 10.0 mm, and an outside diameter of 45.0 mm, with a weight of 0.12 kg.