00-56TR-1382 | Tundra CrewMax | 2007-2022 | 5-7" Bed

Leitner ACS Forged Tonneau Rails Only- Toyota Tundra

This kit is to convert your EXISTING ACS FORGED rack to a TONNEAU RACK AND you already own a T-Slot Rail Tonneau cover, OR plan to purchase one from our site.   

  • Leitner ACS FORGED RAIL KIT is ONLY Compatible with T-Slot Rail Tonneau Covers: 
  • Does Not Fit with Factory Truck Side Storage Boxes
  • Leitner Designs strongly suggests you purchase a "Powered" Tonneau Cover to maintain full functionality of the Active Cargo System.  Please see the product video below for a full explanation & limitations.

The ACS FORGED is the Next-generation Active Cargo System from Leitner Designs. The ACS FORGED features extreme load carrying capability thanks to its single piece aluminum alloy uprights and custom 10.9 Alloy steel fasteners.

  • Optional integrated Gear Pods - Give you locking, water-resistant storage within easy reach. The pods follow the vehicle body lines that keeps wind noise down and gives the system a factory race look! Gear Pod - U.S. Patent 10259508

  • Custom Black fasteners – The grade 10.9 fasteners are especially designed and manufactured just for the ACS FORGED. The Black Zi-Ni coating is the toughest on the market and each bolt is precoated with Loctite to prevent loosening under extreme vibration.


  • 85 lbs. light
  • 23” Tall when measured from top of bed caps
  • Aluminum alloy construction
  • Grade 10.9 black Zi-NI coated fasteners
  • Heavy Duty 2.0” square load bars
  • Rubber wind diffuser/ load pad to keep your cargo from shifting
  • Quad-rail load beam design for endless mounting options
  • Fits many Thule, Rhino-rack and Yakima accessories
  • Dual-stage powder coated Steel brackets
  • Fully upgradable with an ever-growing line of accessories.
  • On-Road Dynamic Weight Capacity | 400
  • Parked Static Weight Capacity | 800
  • Designed, engineered and manufactured in the USA
  • U.S. Patent 9586629

NOTE: The 5' 7" bed sizes will not fit w/ Trail Special Edition Edition Storage Boxes.

ACS Forged Tonneau Instructions