Hi Mike -- You might want to ask your question in a new post. It might not get seen in this one as the Advance Design Spotting Guide is about Chevrolet trucks, not GMC.

Congrats on your new truck!
and thanks for stopping by Stovebolt!

John

~ John

A kid raised on Hotwheels, Matchbox and Tonka cannot be reasonably expected to own only one vehicle as an adult.

1949 Chevrolet 3804
In the Legacy Gallery | In the Gallery Forum
1973 IH 1310 Dump
1963 Kaiser M38A1
2001 International/AmTran RE3000 "Skoolie"
2014 Ford E-350 4x4 (Quigley)