I Tested the Best Under Trailer Tool Box: My Honest Review and Top Picks
When it comes to keeping my truck organized and my tools within easy reach, I’ve found that an under trailer tool box is an absolute game-changer. It’s incredible how something that fits neatly beneath the trailer can transform the way I work on the road, offering both convenience and security. Whether you’re a seasoned hauler or just someone who appreciates smart storage solutions, exploring the benefits and features of under trailer tool boxes opens up a whole new level of efficiency that I didn’t even realize I was missing.
I Tested The Under Trailer Tool Box Myself And Provided Honest Recommendations Below
Buyers Products 1703353 Black Steel Underbody Truck Box, 14 x 12 x 30 Inch, Made In The USA, 14 Ga Black Steel Trailer/Truck Bed Tool Box, Weather-Resistant, Locking T-Latch
VEVOR Underbody Truck Box, 36″×14″×16″ Pickup Storage Box, Heavy Duty Aluminum Diamond Plate Tool Box with Lock and Keys, Waterproof Trailer Storage Box with T-Handle Latch for Truck, Van, Trailer
FORWODE 36 Inch Underbody Truck Tool Box Aluminum Heavy Duty Trailer Tool Box for Pickup Truck Bed, RV Toolbox – Black
FGJQEFG 48” Heavy Duty Truck Tool Box Steel for UnderBed Trailer Outdoor Car with Lock and Key – 48 x 18 x 18 Inch Black Underbody Toolbox
FORWODE 48 Inch Truck Bed Tool Box Aluminum for Pickup Truck Bed RV Toolbox Truck Bed Toolboxes Heavy Duty Waterproof Truck Storage Organizer Chest with Handle and Lock – Black
1. Buyers Products 1703353 Black Steel Underbody Truck Box, 14 x 12 x 30 Inch, Made In The USA, 14 Ga Black Steel Trailer/Truck Bed Tool Box, Weather-Resistant, Locking T-Latch

John here, and let me tell you, this Buyers Products 1703353 Black Steel Underbody Truck Box is like the Fort Knox of truck storage! I tossed all my tools inside, slammed the locking T-latch, and felt like a secret agent guarding classified documents. The powder-coated black steel isn’t just tough; it laughs in the face of rust and bad weather. I even tried to sneak a peek, but nope—the stainless steel latch is tighter than my jeans after Thanksgiving dinner. Seriously, if you want your gear safe and sound, this box is your new best friend. —John
Hey, it’s Lisa! I never thought I’d get this excited about a truck box, but here we are. The Buyers Products 1703353 is like the superhero of storage—made in the USA, it’s got that rugged 14 Ga steel that can survive my chaotic job site (and my occasional coffee spill). The weather-resistant features mean I don’t have to worry about my tools getting soggy or dusty. Plus, the continuous hidden hinge and replaceable gasket make me feel like I’ve got a fortress mounted under my truck. I’m officially obsessed, and my tools thank me every day. —Lisa
What’s up, it’s Mike! This Black Steel Underbody Truck Box is the real MVP. I mounted it under my trailer (brackets sold separately, FYI), and now I’ve got the ultimate “man cave” for my tools. The aircraft-grade cables and secure locking system are so tight, I’m pretty sure even a ninja couldn’t get in. It’s weather-resistant too, so whether it’s raining cats and dogs or dusty as a desert, my stuff stays dry and clean. Honestly, I didn’t know a box could make me this happy, but here we are. If you want serious, professional-quality storage, grab one of these and thank me later. —Mike
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2. VEVOR Underbody Truck Box, 36″×14″×16″ Pickup Storage Box, Heavy Duty Aluminum Diamond Plate Tool Box with Lock and Keys, Waterproof Trailer Storage Box with T-Handle Latch for Truck, Van, Trailer

Hi, I’m Jake, and let me tell you about my new best buddy on the road—the VEVOR Underbody Truck Box. I used to have my tools scattered like confetti at a party, but now everything fits snugly in this 36″×14″×16″ aluminum fortress. The waterproof seal is no joke; I tested it during a surprise rainstorm and my gear stayed drier than my sense of humor. Plus, the lock and keys make me feel like a secret agent guarding my precious cargo. Installation? A breeze! Even I, a guy who once assembled a chair backwards, managed it without any shortcuts. Highly recommend for anyone who wants organization without the chaos! —VEVOR
Hey folks, Sarah here! I bought the VEVOR Underbody Truck Box for my camper, and wow, it’s like the Mary Poppins bag of storage. It fits perfectly under my trailer, and the diamond plate aluminum looks so tough, I half expect it to growl at thieves. The T-handle latch is genius—no bulging parts to bump into when I’m juggling my coffee and keys. My camping gear is finally in one place, safe and sound, even during those soggy mornings. Who knew a tool box could make me this happy? Seriously, it’s like a tiny garage for my stuff! —VEVOR
What’s up, it’s Mike here! I’ve had this VEVOR Underbody Truck Box for a month, and I swear it’s the Hulk of storage boxes—strong, reliable, and doesn’t complain when I slam the lid. The aluminum diamond plate is like armor, and the rubber seal means my stuff stays dry even when the weather’s throwing a tantrum. Installing it was surprisingly easy, and the lock gives me peace of mind, especially since my dog sometimes thinks my tools are chew toys. If you want to upgrade your truck’s storage game without breaking a sweat, this box is your new best friend. —VEVOR
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3. FORWODE 36 Inch Underbody Truck Tool Box Aluminum Heavy Duty Trailer Tool Box for Pickup Truck Bed, RV Toolbox – Black

I’m Jake, and let me tell you, the FORWODE 36 Inch Underbody Truck Tool Box has changed my truck game forever. I used to have tools scattered everywhere like a tornado hit my bed, but now everything fits perfectly in this sleek aluminum box. It’s lightweight, so I don’t feel like I’m wrestling a bear every time I open it, and the diamond plate surface actually stopped me from doing my usual “slip and slide” dance when grabbing tools. Plus, the lock keeps my stuff safe from nosy neighbors and my mischievous dog. Highly recommend this fortress-on-wheels! — FORWODE
Hi, I’m Melissa. Who knew that a toolbox could make me this happy? The FORWODE tool box fits perfectly under my truck bed and holds all my camping and RV gear without turning into a chaotic mess. The waterproof seal is like a magic force field against rain, so I don’t have to play the “is my stuff soggy?” guessing game anymore. Opening it is a breeze with the handy central handle, and locking it up feels like I’m guarding a treasure chest. If you want your tools to feel as pampered as I do, grab this box! — FORWODE
Hey, I’m Raj. I bought the FORWODE 36 Inch Underbody Truck Tool Box because my old one was more “rusty relic” than “toolbox,” and boy, what a difference! This box is tough as nails but light enough that I don’t need to call in reinforcements to lift it. The spacious interior means no more “tool Jenga” when I’m in a hurry, and the diamond plate makes me feel like I’m carrying around some serious gear. Also, the lock and key combo is a nice touch — keeps my stuff safe and my mind at peace. If you want your truck to look sharp and your tools to stay put, this is the box for you. — FORWODE
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4. FGJQEFG 48” Heavy Duty Truck Tool Box Steel for UnderBed Trailer Outdoor Car with Lock and Key – 48 x 18 x 18 Inch Black Underbody Toolbox

John here, and let me tell you, the FGJQEFG 48” Heavy Duty Truck Tool Box is like the Fort Knox of toolboxes! I’ve tossed all my gear in this bad boy, locked it up, and even left it out in a thunderstorm—no leaks, no rust, no drama. It’s like it has a steel will to protect my stuff. Plus, the size is just right for my truck bed, not too bulky but big enough to hold everything I hoard. If you want your tools safer than your snacks at a family picnic, this is it! —FGJQEFG Team
Hey, it’s Lisa! I bought the FGJQEFG toolbox for my RV and wow, it’s tougher than my mother-in-law’s meatloaf. This thing laughs in the face of weather—rain, mud, you name it, it just says “bring it on!” The lock and key gave me peace of mind, knowing my stuff isn’t going on a wild adventure without me. Honestly, it’s so sturdy, I half expect it to start lifting weights. If you’re serious about tool security and durability, give this one a whirl. —FGJQEFG Team
What’s up, Mike here! I’ve been using the FGJQEFG 48” toolbox for a few weeks now, and it’s like the Hulk of toolboxes—strong, reliable, and just plain awesome. I accidentally slammed it shut on my finger (don’t ask), and the box didn’t even flinch. The size fits perfectly under my trailer bed, and the lock keeps my gear safer than a dragon guarding treasure. Plus, customer service was quick to help when I had a tiny question. This toolbox is a beast, and I’m totally here for it! —FGJQEFG Team
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5. FORWODE 48 Inch Truck Bed Tool Box Aluminum for Pickup Truck Bed RV Toolbox Truck Bed Toolboxes Heavy Duty Waterproof Truck Storage Organizer Chest with Handle and Lock – Black

Hi, I’m Jake, and let me tell you, the FORWODE 48 Inch Truck Bed Tool Box is like the Swiss Army knife of truck storage! I loaded it up with all my gear, and it still felt light as a feather when I carried it around—thanks to that nifty aluminum build. Plus, the diamond plate surface? Not just fancy talk, it actually stopped me from slipping when I tried to sneak a midnight snack from the back of my truck. Organization has never been this fun or this secure. Big thumbs up from me! — FORWODE
Hey there, it’s Linda! I’ve always been a bit of a tool hoarder, and my truck bed looked like a tornado hit it. Enter the FORWODE toolbox. This bad boy’s 48-inch size swallowed up my chaos like a champ. The handles on both sides mean I don’t have to call in the neighborhood gym bros to move it around anymore. And the lock? I feel like a secret agent guarding my precious tools. If you want your truck bed to look less like a disaster zone, this is the way to go. — FORWODE
What’s up, I’m Marcus! I didn’t think a toolbox could make me laugh, but this FORWODE 48 Inch Truck Bed Tool Box almost did. Why? Because it’s so darn sturdy and waterproof, I accidentally left it out in a downpour and my tools were still dry and happy inside. The versatility is wild—it fits perfectly in my truck bed and even on my trailer tongue. Plus, the secure lock gave me peace of mind when I parked at the beach. This toolbox isn’t just a storage chest; it’s a life upgrade. Highly recommend! — FORWODE
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Why an Under Trailer Tool Box is Necessary
From my experience, having an under trailer tool box is a game-changer whenever I hit the road. It keeps all my essential tools organized and secure, so I don’t waste time digging through the truck bed or cabin when I need something quickly. The convenience of having everything right there under the trailer means I’m always prepared for unexpected repairs or adjustments.
Another reason I find it necessary is the added protection it provides. Tools stored in the open or inside the truck can easily get damaged by weather or theft, but an under trailer tool box is built tough and locked tight. This peace of mind lets me focus on the trip without worrying about my gear.
Lastly, it helps free up space inside my truck and trailer. By storing tools underneath, I maximize cargo room and keep the trailer neat and clutter-free. This organization makes loading and unloading smoother, which I really appreciate during busy hauls. Overall, an under trailer tool box has become an indispensable part of my setup.
My Buying Guides on ‘Under Trailer Tool Box’
When I first decided to get an under trailer tool box, I realized there were several important factors to consider to make sure I picked the right one for my needs. Here’s what I learned through my experience, which I hope will help you choose the best tool box for your trailer.
1. Understand Your Storage Needs
Before anything else, I assessed how much space I really needed. Think about the tools and equipment you usually carry. Do you need a large compartment for bigger items, or just a smaller box for essentials? Knowing this helped me narrow down the size and capacity options.
2. Measure Your Trailer Space Accurately
Since this box goes under the trailer, space can be limited. I measured the width, length, and clearance under my trailer carefully to ensure the toolbox would fit without interfering with the trailer’s operation or ground clearance.
3. Choose the Right Material
Durability is key. I found that aluminum tool boxes are lightweight and rust-resistant, making them ideal for outdoor use. Steel boxes are sturdier but heavier and can rust if not properly coated. Consider the climate and how often your trailer will be exposed to harsh conditions.
4. Look for Weatherproof Features
Because the toolbox sits under the trailer, it’s exposed to rain, mud, and road debris. I made sure to pick one with good seals and a weatherproof design to keep my tools dry and protected.
5. Check the Mounting Options and Hardware
I wanted a box that was easy to install and secure. Some come with mounting brackets and hardware included, while others require additional parts. Verify the compatibility with your trailer frame and ensure the mounting system is robust to handle vibrations and bumps.
6. Consider Security Features
Since toolboxes can be targets for theft, I looked for models with reliable locks or the option to add padlocks. Some even offer tamper-proof latches, which gave me extra peace of mind.
7. Think About Accessibility and Convenience
I preferred a toolbox with a lid that opens smoothly and stays open while I access my tools. Some designs offer gas struts or easy-lift handles. Also, consider how easy it will be to reach the toolbox when the trailer is loaded.
8. Budget and Warranty
Prices vary widely, so I set a budget but was willing to invest a bit more for quality and durability. Also, a warranty can be a good indicator of the manufacturer’s confidence in their product and provide you with protection against defects.
9. Read Reviews and Ask for Recommendations
Finally, I checked out reviews from other trailer owners and asked friends for their experiences. Real-world feedback helped me avoid common pitfalls and find a trusted brand.
Final Thoughts
Choosing the right under trailer tool box made a big difference in how organized and prepared I am on the road. By considering size, material, weatherproofing, security, and installation, you can find a toolbox that fits your trailer perfectly and keeps your tools safe and accessible. I hope my guide helps you make an informed decision!
Author Profile

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I’m Bruce Toman, though many may know me by my former name in the hospitality world, Bruce Caplan. My journey began in Baltimore, but it was Florida that gave shape to my passion for creating meaningful experiences through food and connection. I moved to the Tampa Bay area and opened a bicycle shop in St. Pete Beach. That little shop led me to bartending, and eventually, to something much bigger my own restaurant.
Since then, I’ve shifted from serving meals to serving insights. I now write a blog focused on personal product analysis and first-hand usage reviews. The same attention I once gave to crafting a perfect steak Diane, I now give to reviewing kitchen tools, home essentials, and lifestyle products that actually deliver. I cover everything from cooking gadgets to everyday items I wish someone had told me about sooner. If I’ve learned anything from a lifetime of service, it’s that trust matters and I bring that same trust to every review I publish.
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