For 1987 GMC R1500 Rocker Panel Backing Plate 57939TQPN

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

For 1987-1991 GMC R1500 Suburban Rocker Panel Backing Plate 66752SCPW

For 1987-1991 GMC R1500 Suburban Rocker Panel Backing Plate 85892WNTR

For 1987 GMC V2500 Rocker Panel Backing Plate Right - Passenger Side 71786WV

For 1987-1991 GMC R1500 Suburban Rocker Panel Backing Plate 76458TPJW 1988 1989

Rocker Panel Backing Plate For 1987 GMC R1500 BS865ZV

For 1987 GMC R1500 Rocker Panel Backing Plate 85287BH