Left - Driver Side Rocker Panel Backing Plate For 1975-1986 Chevy C10 DW294RY

12FH51N Left - Driver Side Rocker Panel Backing Plate Fits 1975-1986 Chevy K10

For 1987 Chevrolet V10 Rocker Panel Backing Plate Left - Driver Side 24655RF

57VD29R Left - Driver Side Rocker Panel Backing Plate Fits 1975-1986 Chevy C30

22KN33V Left - Driver Side Rocker Panel Backing Plate Fits 1975-1986 Chevy C20

Left - Driver Side Rocker Panel Backing Plate For 1975-1986 Chevy K20 GT855MJ

Left - Driver Side Rocker Panel Backing Plate For Chevy K10 Suburban CF431CG

Left - Driver Side Rocker Panel Backing Plate For 1975-1986 Chevy C20 MN735HV