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87Flh · 05-14-2017, 06:01 PM

I have an 87 R10 with a 10 bolt rear, I want to swap it out for a 12 bolt. Will any rear end from 73 to 87 interchange? If I find a 12 bolt from an earlier truck, will it be a direct bolt-in for my 87? Thanks.

05-14-2017, 06:01 PM	#1
87Flh Registered User Join Date: Mar 2014 Location: Mt Dora FL Posts: 68	10 bolt to 12 bolt swap I have an 87 R10 with a 10 bolt rear, I want to swap it out for a 12 bolt. Will any rear end from 73 to 87 interchange? If I find a 12 bolt from an earlier truck, will it be a direct bolt-in for my 87? Thanks.