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  1. W

    High Pitch Whine from Rear End

    Just re-geared to 4.88 from 3.21. Just hit 1100 miles on new gears. On my way to work this morning i developed a very high pitch whine coming from the rear end. I have not taken it off road and I did the proper break in cycle on the gears. I was fixing to do my second fluid change this weekend...
  2. W

    Not Shifting after regearing

    Need some insight guys, if you would please. Just re-geared from 3.21 to 4.88. Went for a test drive and can feel the extra power already, feels great, however.... my battery had died as it sat for a couple of weeks while I was out of town on business. Finished the re-gear yesterday. When we...
  3. W

    4.88 Gearing

    Hey guys, I am getting ready to regear from my stock gears to 4.88. I have a 2013 JK 2 door Sport and not sure what the stock gearing is as what I can find tells me different things. Will I need to get a new carrier for the rear? I have ordered a new carrier for the Dana 30 as I am installing a...