8 3/4 geared to low. Whats compatable?

Sounds like you have some pretty tall gears(4.56)Yes it only has 3 gears LOL.You can buy gears from a few places..Dr.Diff,Strange,Moser,s.You can also swap the whole center section of the rear out.Sounds like you want a 3.23 gear for daily driving/highway.:D