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Old 04-20-2016, 04:36 PM   #9
ga-stepside
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Join Date: Jan 2016
Location: Sugar Hill GA
Posts: 369
Re: Anybody identify these rotors

Good information. I have been trying to find out what I have too. That is the same setup on my truck. Casting on the rotors is 3963996 and they are 1.20" thick. BTW the calipers I have are casting caliper GM 5474177.
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