For 1973-1974 Chevrolet K10 Pickup Rocker Panel Backing Plate 87563CH

For 1973-1974 Chevrolet K10 Pickup Rocker Panel Backing Plate 54845GS

For 1975-1986 Chevrolet K20 Rocker Panel Backing Plate 88164ZC

For 1973-1974 Chevrolet K20 Pickup Rocker Panel Backing Plate 71595QRWP

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

For 1973-1974 Chevrolet K20 Pickup Rocker Panel Backing Plate 98187RQ

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

For 1973-1974 Chevrolet K20 Pickup Rocker Panel Backing Plate 35315DV