For years many have said that I am running on borrowed time with the front axle in my CJ. The stock D30 has been in my CJ since I got it in 1997 with the only modification since then being the 4:10 gears installed a few years ago. I was told it would never hold up to the abuse it gets but it has never let me down. It was abused for several years with a V8 304 and 35 BFGs. Until recently the old weak D30 still hadn’t died but I knew it would eventually and thus began to look for an upgrade. (more…)