1968 GMC Trucks Suburban and Panel Models Sales Folder. Value-loaded. '68 GMC Suburban and Panel. Meet the newest GMC Suburban and its business-building brother--the GMC Panel. Check the wide choice of durable, high-quality components shown in this folder. You'll see why GMC's Suburban and Panel--built, sold and serviced by truck people-- are today's best buys! Specifications on back. Good condition with minor wear and blemishing [see photos].  The front cover has writing on it. ADV 612-(7-67)