Is there a defined temperature at which synthetic gear oil is clearly better than crude.

We’ve all been told that synthetic gear oil is unsurpassed when operating at high temperatures: But what are the “high temperatures” at which point they’re clearly superior to mineral based products.

There are many classes of synthetic gear oil.

The term synthetic is very broad, so we’ll refer to lubricant that is formulated using polyalphaolefin (PAO) synthetic base oil – also known as fully synthetic lubricant.

When should I use