GMC Sierra SLT 1978 Manual Gasoline mileage: 153 KM For sale: GMC 78-79 parts Original hood for 78, no bodywork or putty, guaranteed milky color. Fenders, front, no bodywork. Doors, no bodywork or putty, factory guaranteed. Door panel set, original factory with armrest. Dashboard panel with strip and AC vents, original factory. Side mirror set, original factory. Gauge cluster trim, original factory. Side Sierra emblems set, original factory. Cab belt trim, original factory. Front hood trim. Grille, all original factory.