Lexmark PCBA 40X7955 is compatible in the following Printer Models:

Lexmark Multifunction Color Laser

Lexmark X746de (7526-576)
Lexmark X748de (7526-776)
Lexmark X748dte (7526-776)
Lexmark XS748de (7526-779)

Lexmark Color Laser

Lexmark X746de (7526-576)
Lexmark X748de (7526-776)
Lexmark X748dte (7526-776)
Lexmark XS748de (7526-779)