These printers use the 18Y0143 cartridge:

Lexmark P 350

Lexmark X 4575

Lexmark X 4850

Lexmark X 4875

Lexmark X 4950

Lexmark X 4975 All In One

Lexmark X 4975 VE

Lexmark X 6570

Lexmark X 6575

Lexmark X 7550

Lexmark X 7675

Lexmark X 7675 All In One

Lexmark X 9350

Lexmark X 9570

Lexmark X 9575

Lexmark Z 1520