3 DOOR. Front Left. Front sill. Left.EXTENDED CAB. Floor Sill. Reinforcement panel or structure used for the Seat Track. Supporting sheetmetal structure attached to the underside of the floor pan. Center c'member. Cross sill. Crossmember ASSEMBLY. Extension. Floor Pan Crossmember. Floor Sill. Front c'member. Front floor pan crossbar. Front sill. Outer REINFORCED. Outrigger. Rear crossmember. Reinforce bar. Seat adjuster reinforcement. Seat c'member. Seat REINFORCED. Seat Track Reinforcement. Side REINFORCED. Sill panel. Step panel. Support bar.