Left - Driver Side Rocker Panel Backing Plate 5JHR39 for K1500 C1500 K2500 C2500

Right - Passenger Side Rocker Panel Backing Plate 6PMT75 for K1500 K2500 C1500

Left - Driver Side Rocker Panel Backing Plate For K2500 K3500 C2500 C3500 PQ49Z4

Rocker Panel Backing Plate For K2500 C2500 K3500 C3500 GF77W1

For 1988-2000 GMC K2500 Rocker Panel Backing Plate 14935WR

Left - Driver Side Rocker Panel Backing Plate 57KXGW53 for K2500 K3500 C2500

For Chevy K1500/K2500/K3500 1990 1991 Rocker Panel Backing Plate Passenger Side

For GMC K1500/K2500/K3500 1990 1991 Rocker Panel Backing Plate Passenger Side