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Old 09-25-2017, 10:06 AM   #6
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Join Date: Dec 2001
Location: Pace, FL
Posts: 2,091
Re: Rear Differential help

Front discs also got bigger when they swapped to rear drums, which is why they went to 17" wheels stock instead of the previous 16." I believe the transition was 2005, my base model '05 came with 17" steelies and rear drum brakes, my '04 tahoe has 4 wheel disc with 16s.
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