For 1973-1986 Chevrolet C20 Suburban Rocker Panel Backing Plate 53685BS 1974

For 1973-1974 Chevrolet C20 Pickup Rocker Panel Backing Plate 18448SZ

For 1973-1986 Chevrolet K20 Suburban Rocker Panel Backing Plate 17882YF 1974

For 1973-1986 Chevrolet K10 Suburban Rocker Panel Backing Plate 29358SG 1974

For 1973-1986 Chevrolet K10 Suburban Rocker Panel Backing Plate 42412ZSDT 1974

Action Crash 61BH65G Rocker Panel Backing Plate Fits 1977-1986 Chevy K30

For 1987-1988 Chevrolet R20 Rocker Panel Backing Plate 87526DVTT

For 1973-1986 Chevrolet K20 Suburban Rocker Panel Backing Plate 19134XXSQ 1974