Right - Passenger Side Rocker Panel Backing Plate fits GMC V1500 1987 62NGYVSF

27KT54K Left - Driver Side Rocker Panel Backing Plate Fits 1987 GMC V1500

For 1987 GMC V1500 Rocker Panel Backing Plate Left - Driver Side 64448YX

For 1987 GMC V1500 Rocker Panel Backing Plate Left - Driver Side 61657ZCMW

Left - Driver Side Rocker Panel Backing Plate fits GMC R2500 1987-1989 74HWKRVZ

For 1987 GMC V1500 Rocker Panel Backing Plate Left - Driver Side 91832VCJK

88NP21R Right - Passenger Side Rocker Panel Backing Plate Fits 1987 GMC V1500

15SY99P Right - Passenger Side Rocker Panel Backing Plate Fits 1987 GMC V1500