This genuine McCormick 3678043M1 spring is an original equipment manufacturer (OEM) part designed for various McCormick MC series tractors. It is compatible with models including MC80, MC90, MC95, MC100, MC105, MC110, MC115, MC120, MC130, and MC135. The spring features a length of 95 mm, an outer diameter of 51 mm, and a wire diameter of 7 mm, with a weight of 0.12 kg. This essential component ensures proper function and maintains the integrity of your agricultural machinery.