The Stovebolt Site Forums The Parking Lot Big Bolts 1959 GMC 860

I first rotated the wheel twice and pretty much figured it out that it is a 4:88. Then I scrubbed off the end of the shaft and confirmed;

EATON 48819 8 39 J H 22 48


Thanks Mike and Grigg.
Looks like I still will be in search of a new rear if I want to be able to keep up with the convoy....

Billy