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marvxyz1 · 01-12-2007, 10:44 PM

Does the vin number contain the rear end ratio number which the chevy truck was built with?? I would like to determine which speedo gear, I need to install in my 80 GMC.

01-12-2007, 10:44 PM	#1
marvxyz1 Registered User Join Date: Oct 2005 Location: Pittsburgh, Pa Posts: 106	vin no. info Does the vin number contain the rear end ratio number which the chevy truck was built with?? I would like to determine which speedo gear, I need to install in my 80 GMC.