For much of GMC's history, the brand has shared engineering with the trucks of Chevrolet. GMC trucks stand out as a "Professional Grade" marque. The workhorse for the GMC brand has been the Sierra ...

Check out this custom Charcoal Gray 1958 GMC classic truck with a Z'd Camaro clip and a 1969 Chevrolet engine in the Retro-Flect column of the December 2004 issue of Sport Truck Magazine.