Rocker Panel OUTER: 55-57 Chev (ea) - 4 drThe rocker panel consists of inner and outer sections, both prone to rust or damage from collisions or repairs. There are eight distinct outer rocker panels covering the three model years, available on special order with a three week lead time. Four door panels are not manufactured in the USA and come at a higher cost. This listing is for the outer rocker panel of a four door model, sold individually. The USA driver side corresponds to the left hand