Diamond Edition DCU
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Description
The A.R.E. Diamond Edition DCU is a premium commercial-grade aluminum truck cap designed for professionals and heavy-duty work environments. It takes the standard DCU (Deluxe Commercial Unit) platform and upgrades it with diamond-plate aluminum exterior skin and reinforced construction for maximum durability, corrosion resistance, and tough job-site performance.
Key Features
- Diamond-Plate Aluminum Exterior: Constructed with .063-inch diamond-plate aluminum skin — stronger and more dent-resistant than smooth aluminum panels.
- Fully Welded Aluminum Frame: A robust .050-inch TIG-welded frame provides exceptional strength and rigidity.
- Commercial-Grade Hardware: All doors are equipped with folding T-handles and STRATTEC® lock cylinders for added security.
- Heavy-Duty Hinges & Gas Props: Built to withstand frequent use — smooth operation on side and rear doors.
- Full-Length Side Doors: Large side access doors make it easy to reach tools and equipment on the job.
- Customizable Options: A.R.E. can tailor the cap with various door configurations (full rear, ½ lift, double doors), window options, toolbox modules, and roof ladder racks.
- Optional Interior Accessories: Available upgrades include interior racks, toolboxes with dividers and fold-down shelves, front/side/rear windows, and industrial roof rack systems.
- Weather-Sealed Construction: Rubber seals and quality build keep out moisture, dust, and job-site debris.
- Clamp-On Installation: Installs quickly using included clamp hardware — no drilling in most applications.
- Warranty: Backed by a three-year limited warranty on materials and workmanship.
The Diamond Edition DCU cap is engineered for truck owners who need commercial-grade strength and durability beyond standard caps — perfect for construction, utility, service fleets, and other heavy-duty work applications. Its diamond-plate aluminum exterior not only provides rugged protection against dents and wear but also gives a distinctive industrial look that stands up to daily use.
Typical Customization Options
- Cap Heights: Multiple height options (e.g., 20″, 23″, 26″, 29″) to fit your cargo needs.
- Door Configurations: Full rear lift, split double doors, or half-doors.
- Window Options: Optional front, side, and rear windows for better visibility or airflow.
- Toolbox Systems: Modular tool boxes with dividers and fold-down shelves.
- Roof Rack Systems: Heavy-duty commercial ladder racks and roof cargo systems.
Interior Accessories: Racks, lighting, and liners to organize gear efficiently.

















