The compatible Lexmark Pinnacle Pro901 ink-jet cartridges from ezink Products are Guaranteed to meet or exceed the print quality of the OEM Lexmark Pro901 inkjet cartridges. Purchasing our compatible Lexmark Pro901 ink cartridges is an excellent way to save money without sacrificing quality. Our Lexmark Pro901 compatible ink cartridges have a 'Lifetime Guarantee'. The use of our compatible ink for the Lexmark Pro901 does not void your printer's warranty. We also carry OEM cartridges for your Lexmark Pro901 printer.