out of the interest of experience, I have a stock dana 30 and 35 with 3.07 gears from a tj laying around, and i found a 2002 liberty with Dana 30 and Dana 35 with 3.73 gearing and Trac Lok. I know swapping a used ring and pinion alone are a PIA, but if i take the ring and carrier with Trac lock out as a...