Moparguy, Here’s a link to some history of AD truck design.
https://news.classicindustries.com/1947-1959-chevy-truck-model-years-guide


1957 Chevy 3200
Daily Driver
PS, A/C, Tilt column, Rebuilt 350, Rebuilt TH350, Reupholstered Bench Seat, sound proof/insulated, LED headlights/taillights/backup lights/interior courtesy lights.
Follow in the DITY