Yes regular gearbox, not hydro, part of issue is nobody sells ariens within 40 miles and I do not go anywhere near either of them, would have to take time off from work to be able to make a special trip just to get it.
Order it. Everybody mail orders everything now-a-days.
We are back to the Catalog mail order days of the early 20th Century, LOL!
the oil companies aren't gonna mix up some compound just specifically for them.
WRONG. Special oils are spec's all the time.
Besides, it isn't oil companies, they just supply base stocks.
Blenders, like Valvoline - don't make oil, they blend it.
They'll blend whatever to any manufacturer's spec and put a special label on it.
YES - - - it happens all the time.