LD Compatible Toner Cartridge Replacement for Lexmark 12A4715 X422 Series High Yield (Black) 100% Satisfaction &amp; Lifetime Guarantee For use in Lexmark X422 Series Page Yield: 12,000 | Shelf Life: 24-36 Months Replaces Lexmark OEM: 12A4715, 12A3710, 12A3715, 12A4710 The use of compatible replacement laser toner cartridges and supplies does not void printer warranty