Noticed a spot on the driveway yesterday when I crawled under there is a drip from the output shaft seal?(see pic) i'm assuming that's the name of the seal but I want to make sure before I order it. Also where do I check the fluid level because the leak is higher than the also where do I check the fluid level because the leak is higher than the fill plug on the transfer case. I have a Borg Warner 1356. Any chance anyone knows the part number for that seal? I couldn't find one on the seal and there are a few different ones online

Thanks