54DY56Z Right - Passenger Side Rocker Panel Backing Plate Fits 1987 Chevy R10

For 1987 Chevrolet R10 Rocker Panel Backing Plate Right - Passenger Side 64692MR

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

Right - Passenger Side Rocker Panel Backing Plate For 1987 Chevy R10 VW317RN

12CK94F Left - Driver Side Rocker Panel Backing Plate Fits 1987 Chevy R10

Right - Passenger Side Rocker Panel Backing Plate fits Chevy R10 1987 88FDPM

28HD57R Left - Driver Side Rocker Panel Backing Plate Fits 1987 Chevy R10

Left - Driver Side Rocker Panel Backing Plate fits Chevy R10 1987 74ZKNV