The manufacturer installs different displays (60+144Hz) for the same models. This display connector has 40 pins for a 144Hz display. Please check carefully when selecting whether these features match your display.
The offered manufacturer number is an alternative (substitute) to the spare part number you are looking for.
You've found this article over a part number. We'll check if it's the correct sparepart for your machine. To do this, please insert the manufacturer and the name of the model in the order comment.