








Which Gear is Quiter??
if yourgears are noisy somthing is off....usually loose clearances or
not enough bearing preload...unless a gear is straight cut it is not supposed to make noise....
When I had 4.10's installed on my stock 10-bolt, they didn't whine at all. It took a few hard launches at the track then they started making noise. Sometimes it takes a couple of passes to wake them up.
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I went back to factory 3.42 and very quiet again. I am going to strange rear end dana 60 and see how that goes.if they are noise they go to like factory dana 60 gears should be able to get them quiet if do that.
Best bet is actual gm gears. Pricey but should be very quiet. These rear ends are crap though and more you track them likely the noisier they are going to get no matter who sets them up.
I was surprised at how easy they were to setup, and they are as quiet as stock.









