For 1973-1991 GMC Jimmy Rocker Panel Backing Plate Left - Driver Side 38678PF

For 1987-1991 GMC V3500 Rocker Panel Backing Plate Left - Driver Side 94127JD

For 1987-1991 GMC R3500 Rocker Panel Backing Plate Left - Driver Side 46444YJCD

For 1979-1986 GMC K1500 Rocker Panel Backing Plate Left - Driver Side 94725WV

For 1987-1991 GMC V3500 Rocker Panel Backing Plate 12177XX

Left - Driver Side Rocker Panel Backing Plate For 1987-1991 GMC V3500 JN843JJ

For 1987 GMC R1500 Rocker Panel Backing Plate Left - Driver Side 14118YSCR

For 1987 GMC V2500 Rocker Panel Backing Plate Left - Driver Side 63657KVQC