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Customer Service

  • Monday to Friday: 7am - 6pm CST
  • Saturday: Closed
  • Sunday: Closed


  • Monday to Friday: 7am - 6pm CST
  • Saturday: Closed
  • Sunday: Closed


  • Monday to Friday: 7am - 10pm CST
  • Saturday: 8am - 8pm CST
  • Sunday: 8am - 10pm CST

AMP Research HD Max Black Bed X-Tender 74811-01A/AMP-74601-01A

Product Information
List Price:
Our Price:
Factory Mail-In Rebate - Buy an Amp HD Max Bed Extender and Receive $50 Rebate! Download the rebate form.
Part #:
Bed Extender - Black | Includes Required "L" Bracket Kit
1998-2004 Nissan Frontier
  • To ensure adequate clearance with tonneau cover clamps or rails, please order the tonneau cover spacer kit shown below (part #74609-01A)
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Ships Mar 30th - Apr 3rd


  • U-shape design for maximum hauling
  • Silver or black finishes available
  • Constructed from lightweight aluminum
  • Nylon uprights add strength
  • Easy to mount and remove
  • Made in the USA

Whether you are preparing for a zombie apocalypse or just taking your motorcycle with you to Yellowstone, the extra hauling capacity of an AMP Research HD Max Bed X-Tender will come in handy.

AMP Research uses a great U-shaped design to maximize cargo space. Each bed extender gives you an extra 2 feet of enclosed cargo space, perfect for the extra ammo you need when fighting zombies. The lightweight aluminum construction of the bed X-Tender HD Max lets you quickly flip the extender back inside the bed of your truck. Glass reinforced nylon uprights help creates a sturdy frame to hold the heaviest cargo.

AMP knows you like to have a certain style when driving down the road and offers this bed extender in 2 great finishes. You can choose between a black powder coat finish and a silver powder coat finish. Both colors are very durable and can take most abuse you can throw at it.

Get the most out of your trucks hauling ability by adding the great AMP Research HD Max Bed X-Tender. You never know when you will need the extra space and the next zombie attack might be right around the corner, so be prepared.

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Watch This VideoAMP Research Bed X-Tender HD Max at SEMA 2015
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3 Year Warranty

The AMP Research HD max truck bed extender is backed by a 3 Year Warranty. The warranty protects you against manufacturing defects and the quality of workmanship. If you have any questions about the warranty please give us a call at 1-877-216-5446.


The AMP HD Max Bed X-Tender offers an easy at home installation. You can see the sample installation instructions below or call for additional informational 1-877-216-5446.

PDF Icon AMP Research 74811-00A Installation Instructions