jeffwho@verizon.net
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Can anyone tell me the gears in the 10-bolt rear that came in my M-1028?Dually. I thought they came with the 14-bolt corporate rear with 4.56's and a detroit locker.Buy the way,what does the corporate rr. mean? It has some marking's on it.70-HD. C37453..on the diff. cover,425m5-148-7. rev.RR. thanks for the help.