Originally Posted by Jackal

Got a PI 4.6 4x4 with 3:55's and 5-speed tranny with 33's. I was going to swap in some 4.10's because I don't see going up in tire size, and the 5-speed's final ratio is 0.8 vs. the auto 0.7 so it would be like running 4.50's. Now I'm thinking about doing 4.56's, but that puts me about 5.00. I spend most of my time doing 75 - 80 mph. so I'm not sure which way to go. Too bad reverse 4.30's are hard to come by.

For $2,300 I expect to see some performance, and you only have 1 shot at it unless you're loaded.