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Old 10-22-2009, 11:00 PM   #9
Captainfab
60-66 Nut

 
Join Date: Mar 2007
Location: Coeur d'Alene, Idaho
Posts: 20,293
Re: Whats my gear ratio in this gm 12 bolt???

Does the cover look exactly like the one under your '66 or is it a little different? If it is in fact a passenger 12 bolt, they were available with 3.31 gears. Otherwise you may have mis-counted

Quote:
Originally Posted by originalJD View Post
Yes. I do beleive it is a car rear. It is has five lug axles too. Kinda the main reason I bought it. I have a 12 bolt in my 66 pu. But it is a 4.11 (I think) and 6 lug. So I may use the gears and axles in my truck
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