The John Deere L33117 Piston Ring is a genuine OEM component designed for optimal engine performance and durability in a wide range of John Deere agricultural and construction equipment. This essential engine part ensures proper compression and oil control within the cylinder. It is compatible with numerous John Deere tractor, combine, and cotton picker models, including the 5400, 6100, 7200, 8100, 9400, and 9960 series. This piston ring weighs approximately 0.023 kg and supersedes part number L111740.