Underbody Toolboxes
Underbody toolboxes provide lockable, weather-resistant storage beneath trucks and trailers. They maximize available space while keeping tools and equipment secure. Designed to withstand harsh road conditions, these boxes are built from tough materials. Underbody toolboxes are widely used in towing, construction, and service industries for added convenience.
Showing 25 items
Clear all filtersBuyers Black Powder Coat Finish w/Polished Stainless Steel Door and Single CompressionLatch
Buyers Universal Heavy Duty Open-Top Cargo Basket and Truck Toolbox
Buyers Polished Stainless Steel Underbody Toolbox
Buyers Black Steel Compact Dual T-Handle Latch Underbody Toolbox
Buyers Diamond Tread Double Door Aluminum Underbody Truck Box w/Barn Door Series
Buyers Polymer 3-Point T-Handle Latch Underbed Box
Buyers Smooth Aluminum Barndoor Camlock Underbodies
Buyers Black Diamond Tread Steel Underbody Truck Box w/Aluminum Door
Buyers Black Stainless Steel Door Underbed Box 48x18x18 Scratched and Dented
Buyers Products Black Steel Underbody Truck Box with Stainless Steel Door. Available in a variety of sizes, each professional grade box is made of strong 14 Ga steel with a 16 Ga stainless steel door. This box has a black powder coat finish and a polished stainless steel door.
- 14-gauge steel box with a 14-gauge 430 polished stainless steel door
- Recessed/beveled door
- Rain channel and neoprene seal door gasket (automotive style)
- Stainless steel continuous hinge is watertight and rustproof
- Reinforced door backbone strengthens the integrity of the door and protects the latch mechanism
- Stainless steel locking rotary T-handle latch
- Replaceable doors
- Powder coated in black for corrosion resistance
Buyers Black Single Paddle Latch Underbody Truck Box
Buyers Single Barn Door Diamond Tread Aluminum Underbody Truck Box
Buyers Dual Latch Steel Underbody Truck Box
Buyers Aluminum Polished Stainless Steel Barndoor Camlock Underbodies
Buyers Diamond Tread Aluminum UnderBody Toolbox with Slanted Back
Buyers Smooth Aluminum Dual Barn Door Underbody Truck Toolbox
Buyers Smooth Aluminum Single Barn Door Underbody Truck Toolbox
Buyers Black Steel w/Stainless Steel Door Underbed Box 48x18x18 Scratched and Dented
Buyers Products Black Steel Underbody Truck Box with Stainless Steel Door. Available in a variety of sizes, each professional grade box is made of strong 14 Ga steel with a 16 Ga stainless steel door. This box has a black powder coat finish and a polished stainless steel door.
- 14-gauge steel box with a 16-gauge 430 polished stainless steel door
- Recessed/beveled door
- Rain channel and neoprene seal door gasket (automotive style)
- Stainless steel continuous hinge is watertight and rustproof
- Reinforced door backbone strengthens the integrity of the door and protects the latch mechanism
- Stainless steel locking rotary T-handle latch
- Replaceable doors
- Powder coated in black for corrosion resistance
Buyers Black Steel Compact Single T-Handle Latch Underbody Toolbox
Buyers White Powder Single Paddle Latch Underbody Truck Box
Buyers White Steel Underbody Truck Box with Stainless Door Series
Buyers Heavy Duty Smooth Aluminum Wideopen Step Boxes For Semi Trucks
Buyers Aluminum Step Toolbox 24" x 28" x 18"
Buyers Aluminum Underbody Compression Latch Toolbox w/Drawer
Buyers Dual Latch Stainless Steel Toolbox w/Stainless Steel Door
Buyers Heavy Duty Diamond Tread Aluminum Step Box Series
Underbody Toolboxes for Trucks and Trailers
When it comes to maximizing storage on a flatbed, wrecker, or trailer, an underbody toolbox is one of the most practical solutions available. Mounted beneath the truck bed, these toolboxes provide secure and accessible storage while keeping your deck space clear for equipment and cargo. Whether you’re searching for a truck underbody toolbox or a trailer underbody toolbox, this style of storage delivers the durability and efficiency professionals depend on.
Why Choose an Underbody Toolbox?
- Space Efficiency – Mounting toolboxes under the bed keeps the deck open and increases usable storage.
- Durability – Available in both aluminum underbody toolboxes and heavy-duty steel, these options are built to withstand road debris and daily wear.
- Security – Locking latches and reinforced doors protect valuable tools from theft and weather.
- Versatility – Offered in a wide range of sizes and door configurations to fit flatbeds, trailers, and service trucks.
A flatbed underbody toolbox not only organizes your equipment but also protects it from the elements, making it a must-have for towing professionals, contractors, and fleet operators.
Best-Selling Underbody Toolboxes
Our inventory includes trusted models from top brands:
- RC Industries M Series Aluminum Toolbox – Lightweight aluminum construction with corrosion resistance.
- In The Ditch Pro Series Toolboxes – Built for professional towing and recovery with rugged design.
- Bawer Stainless Steel Single Door Toolboxes – Known for their sleek design and long-lasting durability.
- Phoenix Steel Toolbox – A reliable and budget-friendly option for fleet trucks.
Whether you’re looking for a Buyers underbody toolbox, a Bawer underbody toolbox, or other leading brands, we provide a wide selection of sizes and finishes to meet your storage needs.
Trusted Brands for Underbody Storage
Our lineup includes RC Industries, In The Ditch, Miller Industries, Buyers Product Co., Phoenix USA, and Bawer. From lightweight aluminum toolboxes to polished stainless steel, each manufacturer offers solutions tailored to different vehicle types and working conditions.
Choosing the Right Underbody Toolbox
When selecting the best toolbox for flatbeds or trailers, keep these factors in mind:
- Material Selection – Choose aluminum for rust resistance and lighter weight, or steel for maximum toughness.
- Size and Fit – Measure your mounting space carefully to ensure the right toolbox dimensions.
- Door Configuration – Single- and double-door models offer different access points based on vehicle layout.
- Intended Use – Contractors may prioritize large storage volume, while tow operators often look for compact, reinforced options.
For long-term care and upgrades, we also carry Toolbox Parts to keep your storage system in top condition.
FAQ: Underbody Toolboxes
What is the main advantage of an underbody toolbox?
It frees up flatbed or trailer deck space by providing secure, accessible storage beneath the vehicle.
Are aluminum underbody toolboxes strong enough for heavy-duty use?
Yes, aluminum toolboxes are designed to be both lightweight and durable, with corrosion resistance that makes them ideal for long-term use.
Can underbody toolboxes fit both trucks and trailers?
Most models are versatile enough to be mounted on flatbeds, service trucks, and trailers, provided you choose the correct size and bracket system.
Do underbody toolboxes come in multiple sizes?
Yes, they are offered in a wide range of sizes and door styles to fit different vehicles and storage requirements.