Here's the info from the 1950 Truck Vehicle Info Kit. I have no idea whether an HO52 or HO72 would bolt in. I'm sure one of our big bolters will come along with more info.
Attachments
1950 4000 series Truck Rear Axle.pdf (79.42 KB, 6 downloads)


Kevin
1951 Chevy 3100 work truck
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Photos
1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.