Piston Ring for CATERPILLAR D379BReference1W6055Engine applicationsCATERPILLAR D379Bring axial heights mm3.15 / 2.375 / 6.325piston ring 2 type codeM IWpiston ring 3 type codeSSFpiston ring 1 surface treatment codeCRpiston ring 2 surface treatment codeCRpiston ring 3 surface treatment codeCROther references on this record1W51041W60553S40599S7507Piston ringBrowse this categoryBrowse this brand · CATERPILLARProduct page · 1W5104CATERPILLAR