I agree! It’s a beautiful 55-1st Series GMC Half Ton. Congrats!!

The chart below covers 47-54 but the model number scheme still applies to 55.

https://www.stovebolt.com/ubbthread...-54%20Canadian%20GM%20truck%20series.png

Last edited by Frank50; 08/01/2020 3:58 PM.

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