Anyone have any idea's how much gearbox/engine oil to put in a gasgas 250 2006???

been told by a very reputable source 400ml even thou the book says 550ml.

i was told 380 cc of type f trany fluid and to change it more often than normal

and i have a 280 06 gas gas that i got from adrian at

http://www.lewisportusa.com/

ask him