Heres my rear end! Anyone want to see? LOL

I probly shouldnt have done it because of my back but i did. I climbed under the Dart to take the diff. cover off. I want to change the oil anyways. Im new at this but i dont know what i have for gears. 81/4 rear i know for sure. I hope i didnt dissapoint anyone.........Its not my rear end its the cars........:protest: