Description: Single headlamp. 1983-91 dual rectangular, spring. 1981-91, single. 1985-94. Single, rectangular, spring, all. Sealed beam headlamps. 1995-05 sealed beam system. 1/2, 3/4 & 1 ton, 1996 new style, with sealed beam headlamp.

Description: 1983-91 dual rectangular, lower, without quartz. 1981-88, dual, lower. 1981-88 with chrome grille, lower, standard. Sealed beam headlamps, inner, without quartz. Sealed beam, 1986, standard, inner, standard.