Perfect timing. I just picked a Dana 30HP from a 98 XJ. Literally just finished degreasing. I am swapping axles, because it is within build budget. 4340 chromeMolly axles, 27 spline, for a 5.13 re-gear I read the 410 vs 513 thread for the TJ SE 2.5. Question: 538 in Dana 30F, 35R, possible and...