These printers use the 18Y0144 cartridge:
Click On a Printer to View it's Cartridges
          Lexmark X 4575
          Lexmark X 4850
          Lexmark X 4875
          Lexmark X 4950
          Lexmark X 4975 All In One
          Lexmark X 4975 VE
          Lexmark X 6570
          Lexmark X 6575
          Lexmark X 7550
          Lexmark X 7675
          Lexmark X 7675 All In One
          Lexmark X 9350
          Lexmark X 9570
          Lexmark X 9575
          Lexmark Z 1520