[GETSOMZ28]

Is it a good idea to use synthetic in the transfer case?

I would stick with the Nissan recommended auto tranny fluid. Though it is a little pricey ($10/qt)

But mobil 1 0w40 oil and M1 or Redline (I prefer redline) 75w90 gear oil

 

[GETSOMZ28]

I used a full 7qts.