For 1979-1986 GMC C3500 Rocker Panel Backing Plate 21863YT 1980 1981 1982 1983

For 1979-1986 GMC K2500 Rocker Panel Backing Plate 74995XP 1980 1981 1982 1983

For 1979-1986 GMC K1500 Rocker Panel Backing Plate 53917FJ 1980 1981 1982 1983

For 1979-1986 GMC C1500 Rocker Panel Backing Plate 88932HG 1980 1981 1982 1983

For 1979-1986 GMC K3500 Rocker Panel Backing Plate 35443NX 1980 1981 1982 1983

For 1979-1986 GMC C2500 Rocker Panel Backing Plate 88194KZQW 1980 1981 1982 1983

Rocker Panel Backing Plate For 1979-1986 GMC C3500 1980 1981 1982 1983 NR867CD

For 1979-1986 GMC C3500 Rocker Panel Backing Plate Left - Driver Side 23784VP