Gator Tri-Fold (fits) 2007-2014 Chevy Silverado GMC Sierra 8 FT Bed w Rail System Only Made in the USA FREE Tailgate Seal! 59103 22440504 BONUS - Includes a Tailgate Seal with Purchase. A $25 Value Quick, convenient cargo protection Sits on top of bed rail to help keep water out of your bed Tool-free installation in less than 10 minutes Made in the USA! Limited lifetime warranty on the frame and 10 years on the vinyl