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Old 05-20-2013, 06:06 PM   #2
b454rat
Senior Member
 
Join Date: May 2004
Location: Binghamton, NY
Posts: 3,469
Re: gear ratio gm 14bolt upgrade

Go with 3.73s if you have the power. 4.10s make the motor scream with those tires at highway speeds. Truck nor you won't even notice the difference between the two axles....
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2000 GMC CCSB 454/4L80 6” lift SAS
1999 Chevy CCSB 454/NV4500 4” SAS
1999 GMC Yukon 350/4L60 6" SAS
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