What kind of oil to run in Atc

[compaqkoci]

what kind of oil should i use in my atc gearbox? is 10w-40w good to use in it? its not that cold here in oregon 8) . or should i use like gear oil? like an 80W?

[350Xccelerator]

i use 10w-30 in all my bikes.

[nipper]

i put 10 40 in my tri z n 200 honda atc!! seems fine

[tririder]

I use 10w-30