For 1973-1974 Chevrolet C30 Pickup Rocker Panel Backing Plate 56912YQ

For 1973-1974 Chevrolet C30 Pickup Rocker Panel Backing Plate 23616YPMT

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

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

For 1973-1974 Chevrolet C30 Pickup Rocker Panel Backing Plate 34753DB

For 1973-1974 Chevrolet C10 Pickup Rocker Panel Backing Plate 82845VD

For 1973-1974 Chevrolet K30 Pickup Rocker Panel Backing Plate 13553PD

For 1975-1986 Chevrolet K5 Blazer Rocker Panel Backing Plate 71849RDDR