Speedy Inks - 2PK Lexmark Remanufactured 18Y0144#44XL High Yield Black Ink Cartridge Page Yield 500 For use in Lexmark P350, X4850, X4875, X4950, X4975, X6570, X6575, X7550, X7675, X9350, X9570, X9575, X9650, X9675, and Z1520 Pack of 2 | Color: Black *Please be aware that due to changes in printer programming the ink levels for this particular cartridge might appear to be low or empty. It is indeed full and will print a full yield.* The use of aftermarket replacement cartridges and supplies does not void your printer's warranty