The original Lexmark 72K0DK0 photodeveloper unit is an essential component in your colour laser printer and is largely responsible for the creation of the fantastic documents that you have come to love. However, in order to maintain this quality of print the genuine Lexmark 72K0DK0 developer unit must be changed after roughly 300,000 prints.Although the development and design of the Lexmark 72K0DK0 black developer unit is top notch, certain components will wear overtime and key parts can also degrade. So with the potential benefits and the high page yield in mind, shelling our for a brand new original Lexmark 72K0DK0 black photodeveloper unit once in a while seems like a great move.