The McCormick 300174A1 is a genuine OEM piston ring designed for optimal engine performance and durability in various McCormick, Case IH, and New Holland agricultural tractors. This critical engine component ensures proper compression and oil control, contributing to efficient combustion and reduced wear. Compatible with models such as McCormick CX, MC, MTX, XTX series, Case IH MXM, MXU, Maxxum series, and New Holland T6000, TS-A series. This piston ring features a bore diameter of 106 mm and has a weight of approximately 0.05 kg.