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2014-2018 GMC Sierra Bed Rails & Caps

Protecting your Sierra's bed edges while adding utility happens through quality 2014-2018 GMC Sierra Bed Rails & Caps that mount along bed sides. These protective rails shield edges from dents and scratches during loading, provide convenient tie-down points for securing cargo, and often include stake pocket covers creating finished appearance.

 

Material selection affects both durability and weight significantly. Stainless steel offers maximum strength and corrosion resistance but costs substantially more than plastic alternatives. Composite materials resist rust naturally while weighing less, though they lack metal's impact resistance. Installation varies-some rails use existing stake pockets for simple bolt-on mounting, while others require drilling through bed sides for more permanent attachment that some owners avoid. Bed length matters critically-short bed and long bed rails aren't interchangeable.

 

Bed rails and caps boost the practicality of your truck bed while working seamlessly with 2014-2018 GMC Sierra Bed Covers & Tonneau Covers to protect gear and improve everyday usability. You’ll find them featured throughout the broader 2014-2018 GMC Sierra Exterior lineup, and they even coordinate nicely with front-end upgrades like 2014-2018 GMC Sierra Grilles when you're aiming for a more complete exterior transformation.
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2014-2018 GMC Sierra Bed Rails & Caps

Adding a set of 2014-2018 Sierra bed rails to your favorite pickup truck, choosing from the great selection you’ll find on AmericanTrucks, is an excellent way to enhance your pickup bed’s usefulness and appearance. Tie-down capacities vary from 500 lbs all the way up to 1,000 lbs – the difference being between thriftier nylon ends and more expensive stainless steel ends. In all cases, the rails themselves are polished stainless steel for rust-proofing, as well as gleaming good looks that make just about any Sierra look snappier. Some include pop-up tie-down rings, which are capable of being folded flush when not in use but are easily extended when you need them. These bed rails attach directly to the factory stake pockets for a very secure fit and easy installation to boot.

 

Shop All Truck Bed Rails - Side Bed Rails

 

Fitment Includes

  • 2014, 2015, 2016, 2017 & 2018 GMC Sierra 1500
  • Base, SLE, Denali, SLT
  • Engines: 4.3L EcoTec3 V6, 5.3L EcoTec3 V8, 6.2L EcoTec3 V8 Sierras

*Please see Sierra parts pages for any exceptions.