DandyDoug wrote:
Any brand of 75w90w will be ok .
Don't waste your time and money searching out some so called premium brand.
They are all about the same despite all their claims shouting;
BUY ME I'M BETTER
So you know nothing about oils is what you are saying

There is a huge difference between a cheap oil and top of the line oil. That mainly being the base oil used and the additive package make up.
Go get some wall mart gear oil and then a bottle of Red Line gear oil and have them tested. The Red Line will blown the wal mart gear oil away in every test for wear, moisture control.