Image Transfer Unit (ITU) TRANSFER BELT ASSEMBLY For Lexmark C540 C543 C544 X543 X544 X548 C544DN C544DTN C544N C546DTN 40X5403 - AliExpress Computer & Office
TCT Premium Compatible Toner Cartridge Replacement for Lexmark C540 C540H2KG C540H2CG C540H2MG C540H2YG works with Lexmark C540N C546DTN X543DN X548DTE Printers (BK, C, M, Y) - 4 Pack - Walmart.com
Remanufactured Toner Cartridge LXC540M Replacement for Lexmark C540H2MG Used for Lexmark C540 C543 C544 C546 X543 X544 X546 X548 Series Magenta 2,000