If you google 'gm rear axle identification' you'll get a number of links to drawings of rear covers and what rear they are from.

It looks to me like a 7.5 from an S-10 but I may be missing something.


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...