If you carry tools, recovery gear, or jobsite essentials, a locked truck bed box can save time and reduce theft risk. The right choice keeps your cargo organized, dry, and easy to reach.
In this roundup, we focus on practical truck bed tool boxes with locks for daily work, weekend hauling, and mixed truck-and-trailer setups.
Best 10 Truck Bed Tool Boxes with Locks Picks for 2026
Heavy-Duty Underbody Pick
Buyers Products 1703300 Black Steel Underbody Truck Tool Box
- 14-gauge steel construction with powder coat finish
- Stainless compression latch and recessed door
- Underbody or flat-surface mounting options
Best For: Contractors and fleet trucks needing secure underbody storage
Lock Replacement Pick
2-Pack Keyed-Alike Cam Locks for Tool Boxes
- Includes 2 locks and 4 keyed-alike keys
- Stainless steel construction
- Quick installation on metal or wood panels
Best For: Replacing worn locks on tool boxes and cabinets
Large Cargo Hauler
confote 48-Inch Aluminum Truck Bed Toolbox
- 48-inch aluminum body with reinforced tread pattern
- Stainless steel latch and waterproof rubber seal
- Large 9.47-cubic-foot storage capacity
Best For: Big storage needs on trucks, trailers, campers, or RVs
Compact Space Saver
34.5-Inch Aluminum Truck Bed Tool Box
- Compact 34.5-inch footprint for tight spaces
- Aluminum alloy build with keyed lock and 2 keys
- Waterproof design for weather protection
Best For: Small-space storage in trucks, trailers, or RVs
Heavy-Duty Everyday Hauler
VEVOR 48-Inch Aluminum Truck Bed Box
- 48 x 15 x 15 inch storage space
- Locking stainless steel mechanism with 2 keys
- Water-resistant aluminum construction
Best For: Pickup, trailer, and RV owners needing a large lockable box
Extra-Tall Compact Organizer
39-Inch Lockable Aluminum Tool Box
- Taller 19.5 x 17.5 inch storage profile
- Stainless steel latches with 2 keys
- Waterproof, rust-resistant aluminum build
Best For: Compact users who want extra height and secure storage
Wide-Access Gull Wing Cargo Box
70-Inch Aluminum Truck Bed Storage
- Dual gull-wing lids for split access
- 70 x 20 x 13 inch low-profile storage
- Keyed lock with waterproof design
Best For: Long-bed trucks and utility rigs needing easy access
Heavy-Duty All-Weather Pick
- 48 x 15 x 15 inch size with 177-liter capacity
- Water-resistant lid helps keep tools dry
- Stainless steel lock includes 2 keys
Best For: Large, lockable storage in pickups, trailers, and RVs
Compact Workhorse Pick
- 30 x 13 x 9.6 inch footprint saves bed space
- Waterproof lid and stainless steel lock protect gear
- Lightweight 13.4-pound aluminum build
Best For: Smaller trucks or users who need a compact lockable box
Balanced Storage Pick
- 39 x 13 x 10 inch size with 83-liter capacity
- Water-sealed door and stainless steel lock
- Aluminum alloy build with double-sided powder coating
Best For: Mid-size storage with lockable, weather-resistant protection
Heavy-Duty Underbody Pick – Buyers Products 1703300 Black Steel Underbody Truck Tool Box
If you want truck bed tool boxes with locks that are built for rough work, this Buyers Products underbody box is a solid steel option. Its 14-gauge construction, powder coat finish, and compression latch are aimed at keeping tools protected from theft, moisture, and road grime on demanding job sites.
Best For: Contractors, fleet trucks, and work rigs that need secure underbody storage.
Pros:
- 14-gauge black steel body with corrosion-resistant powder coat finish
- Stainless steel compression latch and recessed drop door for added security
- Hidden continuous hinge, gasket system, and aircraft-grade cables help seal out debris
- Flexible mounting for underbody or flat surface installation
Cons:
- Mounting brackets are sold separately
- Compact 24-liter capacity limits larger tool loads
- Designed more for secure utility storage than easy grab-and-go access
This is a practical choice if durability and security matter more than maximum space. It fits well on work vehicles that need a rugged lockable box and dependable weather protection.
Lock Replacement Pick – 2-Pack Keyed-Alike Cam Locks for Tool Boxes
If you only need replacement truck bed tool boxes with locks hardware, this 2-pack keyed-alike cam lock set is a straightforward fix. The stainless steel construction, 5/8-inch cylinder length, and included keys make it a practical option for replacing worn or missing locks on compatible tool boxes and other cabinets.
Best For: Replacing tool box locks on truck compartments and similar cabinets.
Pros:
- Includes 2 keyed-alike cam locks and 4 keys
- Stainless steel build for durability
- 5/8-inch cylinder size suits many replacement applications
- Quick, simple installation on metal or wood panels
Cons:
- Not a full toolbox, only replacement lock hardware
- Fit depends on the existing opening and panel thickness
- Best suited to compatible cam-lock style applications
This is the most targeted option in the group if your toolbox itself is fine but the lock needs replacing. It’s a compact, no-frills security part rather than a storage solution.
Large Cargo Hauler – confote 48-Inch Aluminum Truck Bed Toolbox
For truck bed tool boxes with locks that prioritize size, this 48-inch aluminum confote toolbox gives you a lot of enclosed storage. The striped tread pattern reinforces the body, while the stainless steel latch and rubber seal are designed to help keep tools protected from weather and moisture.
Best For: Users who need a large lockable box for trucks, trailers, or RVs.
Pros:
- Large 48-inch size with spacious 9.47-cubic-foot capacity
- Aluminum construction with reinforced striped tread pattern
- Stainless steel latch and waterproof rubber seal
- Works for trucks, trailers, campers, and RV storage setups
Cons:
- At 41.1 pounds, it is heavier than smaller aluminum boxes
- Large footprint may be more than some truck beds need
- Single-compartment design offers no internal organization
This is a good pick when you want one big lockable storage box instead of multiple smaller containers. It favors capacity and weather resistance over portability and compartmentalized storage.
Compact Space Saver – 34.5-Inch Aluminum Truck Bed Tool Box
If your priority is a smaller lockable box for tight spaces, this 34.5-inch aluminum option fits the truck bed tool boxes with locks category well. It is built from corrosion-resistant aluminum alloy, includes a keyed lock with two keys, and is meant to keep tools and small items organized and protected from weather.
Best For: Compact storage in limited truck bed, trailer, or RV spaces.
Pros:
- Compact 34.5-inch size is easier to fit into limited spaces
- Aluminum alloy construction with corrosion resistance
- Keyed lock includes 2 keys for secure storage
- Waterproof design helps protect tools from rain and moisture
Cons:
- Shallow 6.5-inch height limits what you can store
- Smaller capacity than larger truck bed tool boxes
- Single-compartment design is basic and not highly specialized
This box makes sense when you want a light, simple, and weather-resistant place for everyday tools. It is especially useful if you need lockable storage without giving up much bed space.
Heavy-Duty Everyday Hauler – VEVOR 48-Inch Aluminum Truck Bed Box
If you want truck bed tool boxes with locks that prioritize durability and everyday storage, this VEVOR aluminum chest is built for practical hauling. The 48-inch size gives you room for larger tools, safety gear, and roadside essentials, while the black diamond plate finish and coated aluminum construction are aimed at resisting rust, corrosion, and abrasion.
Best For: Pickup owners, trailer users, and RV setups that need a roomy lockable box with weather resistance.
Pros:
- Lightweight aluminum alloy construction with a diamond tread pattern and double-sided powder coating.
- Spacious 48 x 15 x 15 inch interior for tools, buckets, warning signs, and other gear.
- Overhanging door seal helps keep contents dry in rainy or snowy conditions.
- Stainless steel locking mechanism includes 2 keys for basic theft protection.
Cons:
- Single-compartment layout may not suit users who want internal organization.
- At 25.6 pounds, it is light for its size but still a box to lift and position.
- Maximum weight recommendation is 110 pounds, so loading needs to stay within that limit.
This is a straightforward option for buyers who value a large, lockable storage chest with weather-resistant construction and easy lid access. The gas strut and wide handles add convenience, making it a solid fit for frequent use.
Extra-Tall Compact Organizer – 39-Inch Lockable Aluminum Tool Box
For shoppers comparing truck bed tool boxes with locks, this 39-inch aluminum option stands out for its taller storage profile. The 19.5-inch width and 17.5-inch height give it more capacity than many same-length boxes, while the black powder-coated aluminum body is designed to stay waterproof and rust-resistant.
Best For: Drivers who want a compact-but-tall lockable box for trucks, trailers, UTVs, or garage storage.
Pros:
- Upgraded 19.5-inch width and 17.5-inch height for added capacity.
- 1.3 mm aluminum plate construction with black powder coating for water and rust resistance.
- Stainless steel latches include 2 keys for secure storage.
- Universal fit for pickups, trailers, vehicles, UTVs, ATVs, and more.
Cons:
- Shorter 39-inch length may be limiting if you need maximum long-item storage.
- Single lift-off lid design offers less segmented access than dual-lid boxes.
- Best suited to general storage rather than highly specialized organization.
This model makes sense if you need a lockable toolbox that balances size, portability, and weather resistance. Its taller shape is the main advantage, especially when you want more usable volume without moving to a much longer box.
Wide-Access Gull Wing Cargo Box – 70-Inch Aluminum Truck Bed Storage
This large gull wing box is a strong match if you want truck bed tool boxes with locks and prefer easy half-box access. The dual lids open independently, which can make it easier to reach stored tools and accessories without unloading the entire box, and the aluminum diamond plate construction is built for corrosion resistance and weather protection.
Best For: Owners who want a long, low-profile lockable box with split-lid access for trucks, trailers, RVs, or ATVs.
Pros:
- Dual gull-wing lids allow convenient access to either side of the box.
- 70 x 20 x 13 inch size offers broad storage for tools and small accessories.
- Weather-resistant overlapping lid design helps block moisture and water intrusion.
- Lock and key setup adds security for stored items.
Cons:
- Low 13-inch height may not suit taller items.
- Large 70-inch length requires enough bed or trailer space.
- Best for organized storage rather than bulky gear with irregular shapes.
For buyers who need maximum horizontal storage and frequent access, this gull wing design is especially practical. It combines weather resistance, keyed security, and split-lid convenience in a size that works well for long beds and utility setups.
Heavy-Duty All-Weather Pick – 48-Inch VEVOR Aluminum Chest
If you want truck bed tool boxes with locks that prioritize storage space and weather protection, this 48-inch VEVOR model is built for hauling larger gear. Its aluminum diamond-plate body, sealed lid, and stainless steel lock make it a practical option for keeping tools organized and protected in a pickup, trailer, or RV.
Best For: Drivers who need a large, weather-resistant storage chest with easy access and lockable security.
Pros:
- Large 48 x 15 x 15 inch interior with 177-liter capacity for bulky items and tools.
- Water-resistant overhanging door helps keep contents dry in rain and snow.
- Stainless steel locking mechanism includes 2 keys for added security.
- Wider side handles and a gas strut lid opening to 110° improve everyday use.
Cons:
- At 25.6 pounds, it is not the lightest option to move around.
- Its large footprint may be more box than some smaller trucks need.
This is a strong fit if your priority is maximum storage in a rugged aluminum build. It trades compactness for capacity, making it better suited to users who want one main toolbox rather than a small organizer.
Compact Workhorse Pick – 30-Inch Black VEVOR Box
For shoppers comparing truck bed tool boxes with locks in a smaller footprint, this 30-inch VEVOR box keeps the focus on practical storage and weather resistance. The aluminum diamond-plate build, sealed lid, and stainless steel locking mechanism make it a straightforward choice for carrying essential tools without taking up too much bed space.
Best For: Users who want a smaller lockable tool box for everyday truck or trailer storage.
Pros:
- Compact 30 x 13 x 9.6 inch design fits smaller storage needs.
- Premium aluminum alloy construction resists corrosion, scratches, and impacts.
- Waterproof sealed lid helps protect contents from rain and humidity.
- Built-in stainless steel lock adds theft resistance, with side handles for easier carrying.
Cons:
- 64-liter capacity is limited compared with larger chest-style boxes.
- Single-compartment layout offers less internal organization.
This model makes sense if you want a lighter, simpler toolbox that still offers locking security and weather protection. It is a practical size for users who carry essential gear rather than oversized equipment.
Balanced Storage Pick – 39-Inch Black VEVOR Chest
If you need truck bed tool boxes with locks that sit between compact and full-size, this 39-inch VEVOR chest is a balanced middle ground. It uses the same aluminum diamond-plate construction and sealed design as the larger model, but in a more manageable size for pickups, trailers, and RVs.
Best For: Buyers who want a mid-size lockable toolbox with good capacity and weather resistance.
Pros:
- 39 x 13 x 10 inch size offers 83 liters of storage without going oversized.
- Double-sided powder coating and aluminum alloy construction help resist rust and wear.
- Overhanging door seal helps keep contents dry in rainy or snowy conditions.
- Stainless steel lock with 2 keys adds theft protection, while side handles aid carrying.
Cons:
- Single compartment may not suit users who want divided storage.
- 86-pound maximum weight recommendation is lower than some larger chests.
This is a sensible pick if you want more room than a compact box but do not need the bulk of a full-size chest. It delivers a useful mix of portability, storage, and security for everyday hauling.
How We Picked the Best Truck Bed Tool Boxes with Locks
We looked for boxes and locking hardware that balance security, material quality, usable capacity, weather resistance, and real-world truck fit. For Truck Bed Tool Boxes with Locks, the best options also need dependable latches, corrosion-resistant construction, and dimensions that work with your bed length, rails, or mounting style.
Quick Comparison
Before buying, compare box style, size, and access. Underbody boxes save bed space, crossover and gull-wing designs improve side access, and smaller utility boxes are better for compact trucks, trailers, or UTVs. Also check whether the lock is a keyed cam lock, integrated latch, or a replaceable cylinder.
Key Buying Factors for Truck Bed Tool Boxes with Locks
Material and Durability
Aluminum is lighter and naturally corrosion resistant, making it popular for frequent use and outdoor storage. Steel can offer a heavier-duty feel, but it may need more attention in wet or salted conditions.
Security and Lock Quality
A sturdy lock matters more than a decorative latch. Look for tight lid closure, reinforced hardware, and keys or cylinders that are easy to replace if needed. If you store expensive tools, consider whether the box can be paired with upgraded lock components.
Size and Truck Compatibility
Measure your bed length, rail clearance, and available mounting area before you buy. A well-sized box should leave room for tie-downs, fifth-wheel equipment, or bed accessories without forcing awkward compromises.
Weather Protection and Access
A good seal helps keep out rain, dust, and road spray. You should also think about how often you need access: side handles, top-opening lids, and crossover designs can make everyday use much easier.
Who Should Buy Which Truck Bed Tool Boxes with Locks?
Choose a compact box if you need secure storage for hand tools and emergency items. Go with a larger crossover or gull-wing style if you haul larger power tools, straps, and recovery gear. Underbody boxes are ideal when preserving bed space is the top priority. If your goal is simply stronger locking hardware, a replacement cam lock may be the right upgrade for an existing box.
In short, the best Truck Bed Tool Boxes with Locks are the ones that match your storage load, your truck’s dimensions, and how often you need quick, secure access.