1.8T 23mm Piston Ring Assembly Oversize +0.5MM 06H107065DF 06H107065DL 06H198151E 06J198151P For CPRA CXBA This piston ring assembly is designed for use with specific engine models requiring an oversize 23mm diameter and +0.5MM thickness. The set includes all necessary rings to complete the piston assembly, compatible with engines using part numbers 06H107065DF, 06H107065DL, 06H198151E, and 06J198151P. It is intended for applications in CPRA and CXBA series engines where precise dimensional matching is required during rebuild or repair. The component is engineered to maintain proper compression and oil control within the cylinder bore. Installation should be performed by qualified personnel familiar with engine overhaul procedures. Important: This product is an aftermarket alternative. Brand names mentioned serve only to show which devices it fits.