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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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#72129 02/17/2007 4:20 PM | Joined: Dec 2006 Posts: 65 Wrench Fetcher | | Wrench Fetcher Joined: Dec 2006 Posts: 65 | I was in the salvage yard a few weeks ago and I found a 1973 GMC 1/2 ton with a 12 bolt rear. Has any one tried to use these axles in an 67-72 12 bolt rear? I'm guessing they won't work but I'm not sure, and I haven't run across a set of 72 axles yet. Sean 
doing what you love is happiness
loving what you do is freedom
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#72130 02/17/2007 7:36 PM | Joined: Oct 2003 Posts: 5,152 Cruising in the Passing Lane | | Cruising in the Passing Lane Joined: Oct 2003 Posts: 5,152 | You can buy the '72 axles new, or at least I was able to a couple years ago when I needed to replace one with a grooved bearing surface. There are some differences in axle length and I don't know what years are what length, so you might run into some swap problems there.
1955 1st GMC Suburban | 1954 GMC 250 trailer puller project | 1954 GMC 250 Hydra-Matic | 1954 Chevy 3100 . 1947 Chevy COE | and more...
It's true. I really don't do anything but browse the Internet looking for trouble... | | |
#72131 02/18/2007 1:00 AM | Joined: Jan 2001 Posts: 613 Member | | Member Joined: Jan 2001 Posts: 613 | 1971 up axles are .75" longer than 1970 and earlier.ec sales five lug axles for a 1969. | | |
#72132 02/18/2007 3:04 AM | Joined: Dec 2006 Posts: 65 Wrench Fetcher | | Wrench Fetcher Joined: Dec 2006 Posts: 65 | Thanks, I had a feeling it wouldn't work.
Sean
doing what you love is happiness
loving what you do is freedom
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