Gear oil

[nissan boy]

Well it's getting to the time of doing the gear oil , 98k and 19 years haha
Now it's says sae 80 but is there anything better and won't break the bank?
Thanks

 

[SuperUno]

Matt H recommends ATF oil

 

[nissan boy]

Any benefits specially in the long run?,
Thanks for the reply

 

[SuperUno]

Less drag I would suspect.