Truck Forums - Changing Gear Ratio 06 Sierra

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M3P	06-19-2011 11:02 AM

Changing Gear Ratio 06 Sierra

Thinking of changing my gear ratio from 3:42 to 3:73. It's 4wd also. Any advise? How big a job is this. Truck is paid for and it's cheaper than buying a new truck. 70K

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