OER Parts offers a wide selection of Body Components for your 1978 GMC K35. OER Parts offers 1978 GMC K35 Trunk Components, 1978 GMC K35 Interior Panels, 1978 GMC K35 Latches and Hinges, 1978 GMC K35 Partitions, 1978 GMC K35 Spare Tire & Jack Accessories, 1978 GMC K35 Spatter Paints, 1978 GMC K35 Trunk Insulation, 1978 GMC K35 Spare Tire and Parts, 1978 GMC K35 Trunk Lock & Key, and 1978 GMC K35 Trunk Mats & Carpets.