Fuser Maintenance Kit installation is recommended every 120000 pages.Compatible Printers: IBM Infoprint Color C 2075 MFP, IBM Infoprint C 2065, Lexmark C 925 Series, Lexmark C 925 DTE, Lexmark C 925 DE, Lexmark X 925 DE, IBM Infoprint Color C 2065, IBM Infoprint C 2075 MFP