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    2016-2017 needle bearing still an issue???

    Have 2015, 22,000 miles, with 2 inch leveling kit. Got the hum and vibration from bearing at 35 mph and went away at 45 mph. That needle bearing is just so flimsy. Drained diff and put in 85w140. Noise completely gone. Guess the heavier oil creates cushion, thicker film between bearing and...
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