Have you ever reached for a tool in the back of your truck, only to find it soaked from a rainstorm or missing because it wasn’t secure? Your truck bed is the heart of your workspace, but leaving your expensive gear exposed to the elements and potential theft is a risk no professional should take. Finding the perfect balance between cargo protection and accessibility can feel like a guessing game when you have to juggle both a tool box and a tonneau cover.
Many truck owners struggle to find a combination that actually fits together without blocking the bed or ruining the look of their ride. You might worry about losing too much space or picking a setup that makes it impossible to reach your tools quickly. It is frustrating to spend hard-earned money on equipment that does not work well for your specific needs.
In this guide, we will clear up the confusion and help you find the ideal setup for your lifestyle. We will break down the best types of tool boxes and covers that work in harmony to keep your gear safe, dry, and ready for action. You will learn how to measure your bed correctly and choose a system that offers both security and convenience. Let’s dive into the best options to upgrade your truck and protect your investment for years to come.
Top Truck Tool Box With Tonneau Cover Recommendations
- Fits 2014 - 2019 Chevy/GMC Silverado/Sierra 1500, 2014-18 2500/3500HD 6' 7" Bed (78.9")
- KEEP IT SIMPLE | Easy to install & easy to operate. Two EZ-Lock clamps located at the tailgate keeps cover locked. Pull down each clamp, fold cover twice, buckle to the cab & go. Entire cover can be easily removed in minutes to haul that brand new sofa.
- DURABLE TARP COVER | Trifecta 2.0 is constructed with a leather-grain fabric built to deflect water and guard your truck bed from the elements. This marine grade material is fade resistant with excellent tension. Tackle the highway without any flutter!
- FASTEST INSTALL | This soft-folding cover comes fully assembled. Simply square up the cover to your truck & tighten the two cab clamps to the bed wall. No rails to fuss about & no special tools needed. Takes longer to remove from the box than to install.
- EXTANG ENGINEERED | Engineering is at the heart of why we have the most complete offering of truck bed covers in North America. We are committed to bringing products to the market that will enhance the utility, convenience, and appearance of your truck.
- EXPANDED STORAGE | This versatile storage box can be used as a mounted toolbox, cooler, or container. Its functional design allows for placement anywhere along the truck bed. The elevated mounting system allows for the use of the entire truck bed floor
- Made in the USA with Global Materials
- STRONG & SECURE | The durable construction of this storage box allows it to hold up to 200 lbs of cargo. A lock and key mechanism on top of the toolbox paired with a truck bed cover installed above it ensures that your valuables stay safe
- EASY CLAMP INSTALLATION | This truck bed box is compatible with most full-sized trucks. For most models, the box clamps to the bed’s side rails underneath your truck bed cover.
- WE'VE GOT YOU COVERED | TonneauMate is backed by a 2-year, no hassle guarantee. We are committed to providing you the best service at all times. Simply call our team. All TruXedo products are proudly made in the USA with globally sourced materials
- Fits 2009 - 2023 Dodge Ram 1500/2500/3500 6' 4" Bed (76.3")
- KEEP IT SIMPLE | Easy to install & easy to operate. Two EZ-Lock clamps located at the tailgate keeps cover locked. Pull down each clamp, fold cover twice, buckle to the cab & go. Entire cover can be easily removed in minutes to haul that brand new sofa.
- DURABLE TARP COVER | Trifecta 2.0 is constructed with a leather-grain fabric built to deflect water and guard your truck bed from the elements. This marine grade material is fade resistant with excellent tension. Tackle the highway without any flutter!
- FASTEST INSTALL | This soft-folding cover comes fully assembled. Simply square up the cover to your truck & tighten the two cab clamps to the bed wall. No rails to fuss about & no special tools needed. Takes longer to remove from the box than to install.
- EXTANG ENGINEERED | Engineering is at the heart of why we have the most complete offering of truck bed covers in North America. We are committed to bringing products to the market that will enhance the utility, convenience, and appearance of your truck.
- 5 Year Warranty
- Cover Rolls Up In Seconds
- Includes Auto Latch II Locking System
- Works Independently Of The Cover
- Fits Most 20 in.-21 in. Over the Rail Tool Boxes
- TONNEAU-COMPATIBLE. This under tonneau cover tool box measures 16-1/2 inches high and has an offset lid to conveniently fit under most truck bed tonneau covers and maintain full functionality
- RIGIDCORE LID. This under tonneau tool box is built for maximum lid strength and security with patented RigidCore technology. The lid is filled with a solid foam that maximizes structural integrity and helps prevent binding
- EXTRA-THICK ALUMINUM. UWS aluminum truck tool boxes for under tonneau cover are constructed with thicker aluminum compared to most aluminum tool boxes to provide superior strength. This matte black truck tool box features a one-piece tub
- SECURE LOCK HANDLES. This under tonneau cover tool box is equipped with easy-to-operate, dual-locking twist handles that can be locked on either side of the truck. The handles are wide-spread for easier access from the sides of the truck
- EASY TO INSTALL. UWS pickup truck tool boxes are available in several different sizes and styles to accommodate each unique truck and preference
- TONNEAU-COMPATIBLE. This under tonneau cover tool box measures 16-1/2 inches high and has an offset lid to conveniently fit under most truck bed tonneau covers and maintain full functionality
- RIGIDCORE LID. This under tonneau tool box is built for maximum lid strength and security with patented RigidCore technology. The lid is filled with a solid foam that maximizes structural integrity and helps prevent binding
- EXTRA-THICK ALUMINUM. UWS aluminum truck tool boxes for under tonneau cover are constructed with thicker aluminum compared to most aluminum tool boxes to provide superior strength. This aluminum truck tool box features a one-piece tub
- SECURE LOCK HANDLES. This under tonneau cover tool box is equipped with easy-to-operate, dual-locking twist handles that can be locked on either side of the truck. The handles are wide-spread for easier access from the sides of the truck
- EASY TO INSTALL. UWS pickup truck tool boxes are available in several different sizes and styles to accommodate each unique truck and preference
- Vehicle Compatibility: This Tonneau Roll Up Cover fits 2014-2018 Silverado Sierra 1500 and 2015-2020 Silverado Sierra 2500 3500 6'6" Bed Length
- Reliable Fastening System: With our rail angle design and secure hook-and-loop fastening, the cover rolls up smoothly for solo operation and full bed use, without blocking your view
- Weather Sealing: Built-in vinyl seal at both ends and waterproof foam along the side rails for four-sided defense against water and debris; additional seals provide extra protection at front and rear of toolbox and rear corners
- Increased Capacity Design: Positioned 1.5 in. above the truck box featuring black aluminum bars, side rails and 2 sturdy bows (3 for long beds); Installs without drilling using 8 clamps (6 for short beds), cut-tooth design provides secure, high-strength attachment
- Buy with Confidence: This Tonneau Roll Up Cover is backed by 5-year limited warranty that covers defects in workmanship under normal use
- Versatile Fit: Designed to fit underneath most tonneaus/roll-ups, ensuring compatibility with various truck bed covers
- Lockable Side Toolbox: Equipped with lockable latches, this DuHa "Humpstor" enhances security, protecting your valuables from potential theft and the elements
- Multi-functional Dividers: Includes dividers that serve both as organizers and gun racks, meeting legal requirements as a gun case in most states
- Space Optimization: Provides practical in-bed storage without compromising valuable floor space, enhancing the functionality of your truck bed
- Made in USA: Proudly roto-molded and made in the USA, the DuHa Side Toolbox "Humpstor" comes with a limited lifetime warranty, reflecting the manufacturer’s confidence in its quality and durability
The Ultimate Guide to Truck Tool Boxes with Tonneau Covers
Adding a tool box and a tonneau cover to your truck is a smart choice. These items protect your gear and keep your truck bed organized. Finding a system that works with both can be tricky. This guide helps you pick the right setup for your needs.
Key Features to Look For
- Compatibility: Check if the tool box fits under your specific tonneau cover. Many brands sell “low-profile” boxes for this reason.
- Locking Mechanisms: Secure locks keep your expensive tools safe from theft. Look for stainless steel latches.
- Weather Seals: A good box needs a rubber seal to stop water and dust from getting inside.
- Installation Ease: Some models use “no-drill” clamps. These save you time and protect your truck bed from holes.
Important Materials
Aluminum
Aluminum is a popular choice because it is lightweight and rust-proof. It handles heavy loads without adding too much weight to your truck. Diamond-plate aluminum is extra strong and looks great.
Steel
Steel is very tough and durable. It provides the best protection against break-ins. However, steel is heavy and can rust if the paint gets scratched. Always look for a good powder-coat finish to prevent rust.
Plastic (High-Density Polyethylene)
Plastic boxes are light and affordable. They do not rust or dent easily. These are great if you want a simple storage solution that does not add much weight.
Factors That Improve or Reduce Quality
Welded seams are a sign of high quality. They keep the box sturdy over rough roads. Thin, flimsy latches are a sign of low quality. You should also check the hinges. Strong, heavy-duty hinges last longer than cheap ones. A bad paint job will peel quickly, so look for a professional powder-coat finish.
User Experience and Use Cases
Most users choose a “crossover” style box. This box sits across the front of the truck bed. It leaves space underneath for longer items. Contractors love this setup because it separates small hand tools from large equipment. If you enjoy camping, you can keep your cooking gear in the box and your cooler under the cover. This system keeps everything dry during rainy trips.
Frequently Asked Questions
Q: Can I use any tool box with a tonneau cover?
A: No. Most standard tool boxes are too tall. You must buy a low-profile box made specifically to fit under a cover.
Q: Does the tool box make the truck bed smaller?
A: Yes, it takes up a small amount of space at the front of the bed. However, it organizes your gear so the rest of the bed stays clear.
Q: Is it hard to install these items?
A: Most modern kits use clamps. You can install them in about an hour with basic hand tools.
Q: Will a tool box stop my tonneau cover from closing?
A: If you choose the wrong size, it will. Always measure your truck bed height and the box height before you buy.
Q: Are these boxes waterproof?
A: High-quality boxes have rubber gaskets. These keep water out during heavy rain or car washes.
Q: Can I remove the box easily?
A: Yes. Most boxes attach with simple bolts or clamps that you can remove when you need the full truck bed.
Q: Which material is best for rainy areas?
A: Aluminum or heavy-duty plastic is best. These materials do not rust when exposed to constant moisture.
Q: Do I need to drill holes in my truck?
A: Most newer models use clamp-on systems. Check your product description to ensure it is a “no-drill” design.
Q: Will this setup affect my gas mileage?
A: Actually, a tonneau cover can improve gas mileage by reducing wind drag in the truck bed.
Q: How do I keep my tools from sliding around?
A: Use a rubber bed mat or small storage bins inside the box to keep your tools in place.