gear oil at oil change

[Jorg81]

(08-11-2019 )Magard Wrote:  

(08-10-2019 )Jorg81 Wrote:  What exactly does the gear oil do? I'm about to do it for my first time but I really don't know what it does, I just see that y'all do it.

It’s a thickener. Gives better hydraulic cushion. Also has additive that where taken out when they changed oil to go with emissions catalysts.

So I'm ok to put it in even if im not demandated correct? Just want to make sure before I screw something up.