1958-59 Chevrolet/GMC Pickup; Fleetside; Cross Sill Brace; Rear
The rear cross sill is located below the tailgate, and ties the back of the bed together. Bolted between the bed sides, it provides the rear mounting holes for the bed wood and strips. Note: Shipped double oversize.
1955 -59 (2nd Series) Chevrolet / GMC Stepside Truck; Cross Sill Brace; Center
This cross sill is mounted across the frame under the wood for support. The bed strips are bolted to the cross sills giving the bed wood strength and rigidity and providing the surface to mount the bed to the truck frame....