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

For 1979-1986 GMC C2500 Suburban Rocker Panel Backing Plate 62413WG

For 1975-1978 GMC C15 Rocker Panel Backing Plate Left - Driver Side 29986XZ 1976

59MR67Q Left - Driver Side Rocker Panel Backing Plate Fits 1975-1978 GMC C15

For 1975-1978 GMC C15 Rocker Panel Backing Plate Left - Driver Side 82488BSZK

For 1975-1978 GMC C15 Suburban Rocker Panel Backing Plate 95243ZN

Left - Driver Side Rocker Panel Backing Plate For 1975-1978 GMC C15 1977 SK137QS

For 1975-1978 GMC C15 Suburban Rocker Panel Backing Plate 55486TTBV