Thread: GEAR RATIO IN 86 GMC posi?
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Old 04-24-2004, 12:21 AM   #10
bowtie1
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Re: GEAR RATIO IN 86 GMC posi?
The RPO code for the posi unit is G80 for all gm cars and trucks I have a dealers RPO quick reference guide stoped to ask the same question and they gave it to me.
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