1967 - 72 GM Fleetside Cross Sill 1973 This kit contains 8 boards

This kit contains 8 boards at 107 1/4" long

This is the front cross sill for 1947-51 GM trucks with a 9 board bed floor

matching the factory design

This is a 16 board kit for a 77 1/8" bed

Contains the reinforcing bracket but not the hole for the original spare tire carrier

1967 - 72 GM Fleetside Cross Sill 1973 This kit contains 8 boardsThis heavy gauge steel part mounts across the frame under the wood for support. Bolt holes in the cross sill determine the placement of the bed strips and wood. The bed strips and bed sides are bolted to the cross sill, and the wood is bolted to the frame through the cross sill by the bed to frame bolts. Made in Canada Short Bed: 3 per Set Long Bed: 5 per Set