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AMP Research 74815-0 BedXtender HD MAX

2007.5-2019 GM Silverado/Sierra (Standard Bed)
Part #:
FROM 270
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Add up to 2-feet of enclosed cargo area on your 2007.5-2019 GMC Sierra or Chevy Silverado with the AMP Research 74815-0 BedXtender HD MAX. The AMP Research BedXtender HD features a classic u-shape design to give you maximum cargo capacity. Simply flip out the BedXtender HD with the tailgate open to gain up to 2-feet of enclosed cargo area, and when you're done, flip it inside and close the tailgate to keep your smaller cargo contained in the bed. Constructed from super strong 6063 T6 aluminum alloy tubes, and rugged glass-reinforced nylon composite uprights for a lightweight and strong design. 

  • 6063 T6 Aluminum Alloy Tubes
  • Adds Up To 2 Feet Of Length To Truck Bed 
  • Glass-Reinforced Nylon Composite Uprights
  • Durable, Black or Silver Powdercoated Finish 
  • 3-Year / 36,000 Mile Warranty 
  • Designed & Built In America

Application Notes:
Trucks with tonneau covers or shell require 74605-01A Quick Latch Bracket Kit 
Some applications with tonneau covers may need 74609-01A Tonneau Cover Spacer Kit

Product Options

74815-00A Silver
74815-01A Black


  • Manufacturer Name AMP Research
  • Shipping Weight 17.00 lb.
  • Shipping Length 34 in.
  • Shipping Width 20 in.
  • Shipping Height 16 in.
  • Fuel Type Diesel / Gas
  • Warranty Yes
  • Warranty Info 3 Year / 36,000 Mile
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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XDP continues to closely monitor the COVID-19 (Coronavirus) outbreak. As an integral part of the automotive supply chain, at this point all call centers and distribution centers remain fully operational to ensure we keep vital service components flowing to vehicles used in transport of goods and emergency response. To ensure the health of our employees, families, and customers, we have made the following procedural changes:

  • UPDATE: Effective 6/1 Customer Service resumes normal business hours of M-F 8:30 – 9:00pm EST.
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