The McCormick 137583A1 Piston is a genuine replacement component designed for various agricultural tractors, including McCormick CX series, Case IH JX and MXM series, New Holland TL and TS series, Steyr, Ford, and Fiatagri models. This piston features a 98.4mm bore diameter, 104.5mm height, and a 35mm pin diameter. It is equipped with three piston rings and has a combustion chamber with a 50.5mm diameter and 15.5mm depth. Weighing 1.62 kg, this piston ensures optimal engine performance and durability.