This authentic SAME 042742520 piston ring set is a genuine OEM component designed for Deutz engines. Featuring a 98mm bore, this set includes rings with thicknesses of 3.00mm, 3.50mm, and 5.00mm, crucial for maintaining proper engine compression and oil control. It replaces the older Deutz part number 04274252, ensuring compatibility and reliable operation for various Deutz 912 and 913 series engines.