my fuel pump failed but having hard time finding the correct pump.

What is your question?

i have a 1998 chevy tahoe, and my fuel pump has failed on me. when i look for the pump, im always given a pump w one electrical compomí§nent, while mines has 2 components. oh, and the length is 10 inches of my fuel pump, while the others are smaller. having a difficult finding the correct part. any advice, or any info relating to the actual part number for my truck, as well as how much pressure is needed from my replacement fuel pump