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Truck bed extenders secure long cargo that won’t fit in a standard pickup truck bed. There are three basic types of truck bed extenders. Two of the most common extenders work with the tailgate down. The most common type of extender acts like a cage or fence to keep cargo from spilling over the lip or sides of the tailgate. It adds a couple feet of usable bed length and relies on both the bed and tailgate to support the extra weight. Hitch extenders, the second type, look like goalposts on a football field. This design suits relatively flat, wide objects like surfboards and kayaks with roughly four extra feet of bed length. The extender is attached to a pole that is attached to the trailer hitch, which supports the majority of the weight.

The third type, a rack that attaches to all four corners of the bed, is most common for work trucks. It takes advantage of the empty space above the truck bed. For example, if the bed is full of camping supplies, kayaks and other outdoor equipment can ride above. You will need to evaluate your own needs, determine what racks fit your truck and decide if corrosion resistance is important. Most truck bed extenders require drilling holes for mounting.

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Editorial Picks


Best Truck Bed Extender For Full-Size Pickups
Why We Picked It

ADI Off Road’s truck bed extender is a universal tailgate solution. It works with full-size trucks in standard and heavy-duty specifications up to the Ford F-350, Chevrolet Silverado 3500 and RAM 3500. The extender’s width is expandable between 59 and 69.5 inches as needed. When used with an open tailgate, the extender adds two additional feet of bed length. Flipped inward, the extender acts as a bed divider to keep cargo from shifting while underway. Constructed from powder coated aluminum tubes, ADI promises no rust and no fading. It’s backed by a two-year warranty. 


Pros & Cons
Best Truck Bed Extender For Mid-Size Pickups
Why We Picked It

X-terrain offers a universal bed extender for the current crop of midsize trucks. Manufactured out of aluminum alloy tubes, the extender is weather-resistant and X-terrain says it won’t rust. Installed, it adds two feet of usable bed space onto a midsize truck. Like full-size bed extenders, it can flip inward to assist in cargo management when the tailgate is closed. X-terrain supplies a template for installation, which requires six drilled holes. 


Pros & Cons
Why We Picked It

Unlike most other over-cab bed extenders on the market, the Apex UPUT model (V2) includes rails that extend over the truck’s cab for even more storage length. Along the side rails are additional 3.75-inch guard rails for additional cargo security. The rack installs with provided clamps and bolts and does not require drilling. Additionally, it’s adjustable and fits truck beds between 49 and 64 inches wide.


Pros & Cons
Best Hitch-Mount Bed Extender
Sale
$115.51
-$11.71  (10%)
$103.80 On Amazon
Why We Picked It

Hitch-mount bed extenders are a great solution for extra-long loads, allowing four additional feet rather than the two feet that a typical bed extender provides. The Erickson 07600 has a 400-pound weight capacity and is rust-resistant but its powder-coated steel is not rust-proof. It removes, folds and stores easily in the bed when not in use and is reasonably priced. Some people were concerned over questionable weld quality (which may be purely cosmetic), missing parts and a loose fit after installing.


Pros & Cons
Best Budget Bed Extender
Sale
$66.82
-$6.83  (10%)
$59.99 On Amazon
Why We Picked It

Like other hitch-mount extenders, the MaxxHaul 70231 adds an extra four feet to the cargo length for a pickup truck. But it also offers useful touches like reflective tape to alert other drivers of the extended load. The side arms fold down, providing support for a work surface. Price is also a major plus—it’s among the lowest on sale. User complaints include early appearances of rust, missing parts and a slight wobble when installed.


Pros & Cons

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METHODOLOGY

We evaluate all truck bed extended based on the following weighted metrics:

  • Construction and durability (25%)
  • Ease of installation (25%)
  • Adjustability (20%)
  • Coating finish (10%)
  • Compatibility (10%)
  • Price (10%)

Frequently asked Questions (FAQs)

What is a pickup truck bed extender?
How much length does a bed extender add?
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Mike Hagerty Contributor
A car-crazy California kid, I’ve been writing and talking about vehicles for 25 years on TV and radio, in print and online, including AAA magazines in Arizona, Oklahoma, Northwest Ohio, South Dakota and the Mountain West, as well as BBC Autos. I serve as vice president of the Western Automotive Journalists, a professional group for automotive writers based in San Francisco, and have no relation to McKeel Hagerty of Hagerty Classic Insurance, who is younger, better looking and wealthier.
Corey Lewis Contributor
I’m a journalist based in Cincinnati, with a lifelong interest in cars and all things automotive. My formative car experience was arranging Matchbox cars on the carpet in the 1980s, but more recently I’ve branched out into automotive journalism. I enjoy the historical aspects of cars and little details lost to time. You can find my historical content at The Truth About Cars, and follow me on Twitter at @CoreyLewis86.