Speedy Inks - 3 Pack Remanufactured Lexmark #4 / 18C1974 Black Ink Cartridge For use in Lexmark X2690, X4690, X5690, Z2390, Z2490 Printers Color: Black | Pack of 3 Page Yield: 175 Shelf Life: 12-18 Months The use of aftermarket replacement cartridges and supplies does not void your printer's warranty