The DEUTZ-FAHR 4339758 is a genuine OEM piston ring set designed for Deutz engines with a 100mm bore. This standard size ring set includes rings with thicknesses of 2.5mm, 2.5mm, and 4.0mm, providing a precise fit for various Deutz-Fahr agricultural and industrial machinery. Engineered for durability and optimal engine sealing, this component is crucial for maintaining compression and reducing oil consumption in compatible Deutz F912, F913, and F914 series engines, as well as numerous Deutz-Fahr tractor models.