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Old 06-14-2018, 09:19 AM   #2
Mike C
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Join Date: Dec 1999
Location: Austin, TX, USA
Posts: 6,724
Re: K10 rear springs q and a

I don't think the 56" spring ever came on a 69-72 K series truck. They were a '73 and up addition IME. I'm interested to see what others say.
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