Dee Zee

Aluminum Underbed Box


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Dee Zee Tough Storage for your semi or trailer

Underbed style boxes add secure storage to your semi cab or trailer. Made from heavy duty Brite-Tread aluminum, our boxes define tough and can handle a lifetime of use and abuse.

Locking stainless steel T-handle offers easy opening and a way to secure box contents when you can’t be around.

Designed to weather the storm

Our C-Channel water-resistent design incorporates a one-piece foam gasket, defending the contents of your box from the elements.
Heavy Truck Underbed Box Features:

  •     Non-Rusting .090 Brite-Tread Aluminum
  •     Raw Aluminum Finish
  •     Lockable Stainless Steel T-Handle Latch
  •     Drop Down Doors For Easy Access
  •     Door Adds Approximately 1 3/8’ To The Width
  •     Safety Chains To Support The Doors
  •     Water Resistant C-Channel and Foam Gasket To Help Keep The Elements Out
  •     Mounting Brackets Sold Separately
  •     Several Size Options Available
  •     Made In USA
  •     Limited-Lifetime Warranty

**Uses DB-2502 mounting kit (sold separately)**

NOTICE: Some products in this store can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Please check the product label for warning information. For more information go to We cannot ship any products into California that are affected by Proposition 65.

SHIPPING CHANGES: Due to new sales tax rules in the state of Colorado, effective June 1, 2019, purchases made online through JAX Mercantile for customers in the state of Colorado will only be able to be shipped to addresses within JAX current tax jurisdictions in Fort Collins, Loveland, Lafayette, and Broomfield. Customers in the state of Colorado who do not have shipping addresses within these zip codes may still opt for in-store pickup at any JAX store location when making a purchase on the JAX website. Learn more on our shipping and returns page.

Customer Service: (970) 488-3250 EXT 1 Monday - Friday 9am to 5pm MTN                  WE'RE HIRING!