In a discussion of old-body style (OBS) Chevy pickup trucks, it's inevitable that the term "Square Body" will surface at some point. Chevrolet introduced the third generation of its C/K lineup of ...

While there were some outliers here and there in the lineup — early-60s first-generation C-series trucks had square-ish wheel wells — GMC and Chevy wheel wells were as round as the tires ...