The rear end you have is a 10 Bolt Dana 44, most likely from a 1/2 ton GM 4X4. Attached is a guide that should help with further identification (year, model, gear ratio etc...) . Hope this helps. https://m.roadkillcustoms.com/differential-identification-chart/

Last edited by TUTS 59; 02/23/2020 7:13 PM.

~ Craig
1958 Viking 4400
"The Book of Thor"
Read the story in the DITY
1960 Chevrolet C10
"A Family Heirloom"
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'59 Apache 31, 327 V8 (0.030 over), Muncie M20 4 Speed, GM 10 Bolt Rear... long term project (30 years and counting)

If you don't like driving yourTruck, you won't drive yourTruck..| Living life in the SLOW lane