Piston Ring for MERCEDES-BENZ M155Reference800017010000Engine applicationsMERCEDES-BENZ M155ring axial heights mm1.75 / 2.5 / 4piston ring 1 type codeR IFpiston ring 2 type codeNMpiston ring 3 type codeDSFpiston ring 1 material codeKV1piston ring 2 material codeK1piston ring 3 material codeK1piston ring 1 surface treatment codeCRpiston ring 3 surface treatment codeCRReference800017010000Piston ringBrowse this categoryBrowse this brand · MERCEDES-BENZ