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Sierra 1500 | GearOn Cross Rail Brackets | Tiered Storage | Bed Cargo Area | Set of 4

Manufacturer: Genuine GM
  • Part #: 84753982

$350.00 $262.50

Further enhance the mounting options for your GearOn™ Tiered Storage Cross Rails with this above Tonneau Tiered Storage Bracket package from GMC. As an alternative mounting for the GearOn™ Cross Rails, this set of four Genuine GMC Accessories GearOn™ Cross Rail Brackets provide two mounting points for above the bed storage. Designed as an above the tonneau cover storage solution, the brackets mount on top of the bed side rails as an elevated mounting point for GearOn™ Tiered Storage Cross Rails. Please note, only for use with select tonneau covers that do not mount on top of the bedrails. Package includes 4 brackets, mounting hardware and installation instructions.


  • Designed and Engineered by GMC
  • Genuine GMC Accessories provide Factory Fit, Finish and Function
  • GearOn™ Cross Rail Brackets. Black, Set of 4
  • Enhanced cargo management versatility with GearOn™ Cross Rails
  • Weather-tested, corrosion-tested and load-tested for reliability and durability
  • Help keeps cargo secure for easy transport
  • Creates an above the tonneau cover storage solution
  • Package includes 4 brackets, mounting hardware and installation instructions
  • Replaces 84582303
  • NOT for use with Tonneau covers that mount on top of the bed rails
  • EXCLUDES 2019 Sierra 1500 Extended Cab LD Models which are NOT a Next Generation Model. Generally, an "LD" Emblem on the tailgate identifies this limited production Extended Cab Model which is the same as the 2014-2018 model. Please use products found in the 2018 Model Year Section or contact us with your VIN to identify your model.

Sierra 1500 | GearOn™ Cross Rail Brackets | Tiered Storage | Bed Cargo Area | Set of 4

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Model Applications

Applications maybe limited within each model and year due to required features or Regular Production Options (RPO)
GMC Sierra 1500 Crew Cab2020202120222023
GMC Sierra 1500 Double Cab2020202120222023
GMC Sierra 1500 Regular Cab2020202120222023