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Old 05-13-2010, 10:27 PM   #1
kelsfine69
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Join Date: Mar 2005
Location: Alberta, Canada
Posts: 1,522
Gear ratio in the Spid?

I know G80 is Posi on the Spid in the glovebox but did they list an option code for the ratio in there as well? Its an 1987 Silverado
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Last edited by kelsfine69; 05-13-2010 at 10:28 PM.
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