Ratios from 4l60e to 4l80e

[AKlowriderZ71]

yes, right now i have 3.73s

I'd recommend 4.10 gears for 33" tires. I'd recommend 4.56 gears for 35" tires, unless you're making some monster torque down low. I've driven trucks set up both ways, and it makes a pretty big difference for everyday stop & go driving.