Left - Driver Side Rocker Panel Backing Plate For 1975-1986 Chevy K10 BC162RK

Left - Driver Side Rocker Panel Backing Plate For 1977-1986 Chevy K30 MW574GW

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

Right - Passenger Side Rocker Panel Backing Plate For Chevy K30 Pickup CX169VD

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

31VW28P Left - Driver Side Rocker Panel Backing Plate Fits 1977-1986 Chevy K30

Left - Driver Side Rocker Panel Backing Plate For Chevy Blazer JR848ZN

For 1973-1974 Chevrolet K30 Pickup Rocker Panel Backing Plate 55869KP