My last truck was an 05 ccsb 5.3, auto, 4.10 gears. It had a pro comp 6" lift, 35" tires. The truck had no balls, I swapped to a 4.88 and it was much better. The truck was a 4x4 as well, I took it to a shop and had front and rear changed out cost me just over $3,000 parts and labor.