92DQ38Z Left - Driver Side Rocker Panel Backing Plate Fits 1988-2000 Chevy K3500

For 1988-2000 GMC K3500 Rocker Panel Backing Plate Left - Driver Side 31476SWQN

55CG29B Left - Driver Side Rocker Panel Backing Plate Fits 1988-2000 GMC K3500

For 1988-2000 Chevrolet K3500 Rocker Panel Backing Plate 91649SW

Left - Driver Side Rocker Panel Backing Plate For 1988-2000 GMC K3500 VT782YT

For 1988-2000 Chevrolet K3500 Rocker Panel Backing Plate 12763RGTJ

79HW31D Right - Passenger Side Rocker Panel Backing Plate Fits Chevy K3500

Left - Driver Side Rocker Panel Backing Plate For 1988-1999 Chevy K1500 Z457PP