For 1973-1974 GMC K35/K3500 Pickup Rocker Panel Backing Plate 63878CQ

For 1973-1974 GMC K35/K3500 Pickup Rocker Panel Backing Plate 76578JHHP

For 1973-1974 GMC K35/K3500 Pickup Rocker Panel Backing Plate 63728ZW

For 1973-1974 GMC K35/K3500 Pickup Rocker Panel Backing Plate 28219WHVV

For 1973-1974 GMC K35/K3500 Pickup Rocker Panel Backing Plate 54357RKSQ

Action Crash Rocker Panel Backing Plate fits GMC K35 1977-1978 54HYCJ

For 1973-1974 GMC C35/C3500 Pickup Rocker Panel Backing Plate 57174FP

For 1973-1974 GMC C35/C3500 Pickup Rocker Panel Backing Plate 66511YDMW