All Chevy & GMC Truck Wood Bed Floor Cross Sills

These are the taller braces that install under the bed to support the metal floor. Shortbed models originally had three of these braces, and Longbed models had five.

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1947 & Up Categories

• Showcase
• Bed & Related
  • Bed Floor Reinforcement Strips
  • Bed Floor To Frame Hardware
  • Bed Mounting Pads
  • Complete Fleetside Bed Kits
  • Complete Wood Bed Floor Kits
  • Front Bed Panels
  • Metal Bed Parts
  • Oak Wood Only Bed Floor Kits
  • Pine Wood Only Bed Floor Kits
  • Rear Wheel Wells
  • Spare Tire
  • Wood Bed Angle Strips
  • Wood Bed Floor Cross Sills
  • Wood Bed Floor Rear Cross Sills
  • Wood Bed Strip Sets
• Brakes
• Bumpers
• Decals
• Door Parts
• Electrical
• Emblems
• Emergency Brakes
• Engine Compartment
• Fuel System
• Gauges & Related
• Glass
• Grills & Bezels
• Hardware
• Heat & A/C
• Interior
• Lights & Lens
• Literature
• Lock Sets
• Mirrors
• Miscellaneous
• Molding
• Pedals, Pads & Trim
• Radio & Related
• Sheetmetal
• Shifter & Related
• Suspension Related
• Tailgate & Related
• Transmission
• Weatherstrip & Rubber Related

Select Truck Years

We now offer products for 1947-1972 Chevy & GMC Trucks. Select your Truck Year Range below.