I'm sure this has been asked multiple times but not sure how to search for it as I am new here but I have a 98 k1500 5.7/4l60e floor shift 4x4 trans is done and im done fooling around with the 60e what year 4l80e can I swap in to it I know its more that bolt in and go but I have to find a trans first and unsure what year I need to get any help is greatly appreciated