hey everyone i am 17 and i love to 4wheel and iam building my own dual case crawler it is a 1985 toyota pick up and i have a question i have 37 in tiers and i have been told a lot of diff things ppl tell me to get 5.29 gear ratios but some people tell me just to stay stock with that and iam not quite sure what to do because one person says upgrade and another says i dont so if u can help i would much appreciate it thank you