Originally Posted by morgoth

To the top is too much. Diffs will leak easier and the oil will come out of everyhole when you're puttin it together.

Lutzinator had a nice tutorial on his website. This is how most people fill their diffs, and it's the best way imo.

http://lutzinator.com/?page_id=80

Originally Posted by tc5 man

some manuels of diffrent manfacters tell you to ethier fill the oil below the gear and just over the crosspins .


or fill to the top of the gears not compeltely filling the diff you whould be asking for a bad leak

Originally Posted by token

Even Lutz used the term: perfectly full