AIThis post was created with the assistance of artificial intelligence (AI).

Searching for the best under seat truck storage lockbox in 2026? The top pick is the Tuffy Security Products Underseat Lockbox for Chevy/GMC (2019-2026), offering a blend of security and compatibility. For those needing a budget-friendly yet reliable option, the GearLok UnderSeat SideSlide Truck Locker stands out with its sliding feature and solid build. Meanwhile, the DU-HA Lockable Under Seat Storage for Silverado/Sierra offers easy installation and ample space. Buyers often face tradeoffs between security, size, ease of access, and price—continue reading for a detailed breakdown of each option to find your best fit.

Buying for a business?Offer from Amazon

Get business pricing on garage and car supplies

  • Business-only prices and quantity discounts
  • Tax-exempt purchasing
  • Multiple users, one account, clear invoices
As an affiliate, we earn on qualifying purchases.
15
compared
4
brands
Which under seat truck storage lockbox should you buy?
★ Top Pick
Tuffy Security Products Unders
Best Overall for Heavy-Duty, Custom Fit Security
Heavy-duty welded steel construction for maximum durability
See on Amazon →
Ford F-Series SuperCab owners seeking a secure, custom-fit storage option with straightforward installation.
Tuffy Security Underseat Lockb
Precisely tailored to Ford SuperCab models for a secure fit
View on Amazon →
Owners of Chevy/GMC Colorado and Canyon crew cabs seeking a secure, no-drill lockbox with easy installation.
Tuffy Security Products Unders
Secure pry-resistant Pry-Guard lock system
View on Amazon →
Silverado or Sierra Crew Cab owners wanting organized, secure firearm or tool storage with easy installation.
DU-HA Lockable Under Seat Stor
Heavy-duty, durable polyethylene construction
View on Amazon →
Ford truck owners wanting a secure, out-of-view storage solution with straightforward installation and durable steel construction.
DU-HA Lockable Under Seat Stor
Heavy-duty steel construction for maximum durability
View on Amazon →
Pros & cons at a glance
Tuffy Security Products Unders
✓ Heavy-duty welded steel construction for maximum durability
✗ Limited to specific Chevy and GMC models and years
Tuffy Security Underseat Lockb
✓ Precisely tailored to Ford SuperCab models for a secure fit
✗ Limited to specific SuperCab models, not compatible with SuperCrew or Crew Cab
Tuffy Security Products Unders
✓ Secure pry-resistant Pry-Guard lock system
✗ Limited to specific crew cab models, excluding extended cabs
DU-HA Lockable Under Seat Stor
✓ Heavy-duty, durable polyethylene construction
✗ Limited to specific Silverado/Sierra Crew Cab models
DU-HA Lockable Under Seat Stor
✓ Heavy-duty steel construction for maximum durability
✗ Heavy weight may make installation more challenging
Tuffy Security Products Unders
✓ Heavy-duty welded steel construction for maximum security
✗ Limited to specific vehicle models and crew cab configurations
Tuffy Security Products Unders
✓ Large capacity of over 4,500 cubic inches
✗ Restricted to SuperCrew models, not compatible with SuperCab
Tuffy Security Products Unders
✓ High-security keyed lock with 10 tumblers
✗ Limited to Double Cab models, not CrewMax
Under Seat Lockbox for 2015-20
✓ Heavy-gauge steel construction for security
✗ Heavy weight limits portability
Tuffy Security Products Unders
✓ High-security Pry-Guard lock system
✗ Limited to Crew Cab models, not suitable for Extended Cabs
Tuffy Security Underseat Lockb
✓ Patented Pry-Guard locking system resists prying and picking
✗ Does not fit trucks with floor-mounted Sony subwoofer
Tuffy Security Products Unders
✓ Large storage capacity over 3,800 cubic inches
✗ Limited to specific Ford models
Tuffy Security Products Unders
✓ Provides secure, hidden storage under rear seat
✗ Limited to SuperCab models
Tuffy Security Products Unders
✓ Weather-resistant design with weather seals
✗ Limited to specific Chevy/GMC models
GearLok UnderSeat SideSlide Tr
✓ Secure, lockable with durable steel
✗ Limited to Chevy Silverado and GMC Sierra crew cabs

Complete the kit

USANOOKS Microfiber Cleaning Cloth Grey - 12 Pcs (12.5"x1...
USANOOKS Microfiber Cleaning Cloth Grey – 12 Pcs (12.5"x1…
Add to your setup →
HOMEXCEL Microfiber Cleaning Cloth 12 Pack, 12.5 x 12.5 i...
HOMEXCEL Microfiber Cleaning Cloth 12 Pack, 12.5 x 12.5 i…
Add to your setup →
Chemical Guys, Workhorse Plush Microfiber Towels, 16 x 16...
Chemical Guys, Workhorse Plush Microfiber Towels, 16 x 16…
Add to your setup →

Key Takeaways

  • Top-performing lockboxes combine robust security features with ease of installation, making them suitable for daily use.
  • Size compatibility is critical; selecting a lockbox that fits your specific truck model prevents inconvenience or wasted investment.
  • Premium options tend to offer better corrosion resistance and sturdier locks, but may come at a higher cost.
  • Sliding and quick-access features are valuable for frequent use, though they can sometimes compromise security slightly.
  • Price varies widely; balancing budget against features is key to choosing the right under seat lockbox for your needs.
2
Tuffy Security Underseat Lockb
Best for Precise Fit and High Security in Ford SuperCabs
1
Tuffy Security Products Unders
Best Overall for Heavy-Duty, Custom Fit Security
3
Tuffy Security Products Unders
Best for Crew Cab Colorado/Canyon with Secure, No-Drill Setup

Our Top Under Seat Truck Storage Lockbox Picks

Tuffy Security Products Underseat Lockbox for Chevy/GMC (2019-2026)Tuffy Security Products Underseat Lockbox for Chevy/GMC (2019-2026)Best Overall for Heavy-Duty, Custom Fit SecurityVehicle Fitment: Chevy Silverado 1500 & Sierra 1500 (2019-2026), Silverado 2500/3500 & Sierra 2500/3500 (2020-2026)Lock System: Pry-Guard keyed lock with 10-tumbler double-bitted lockConstruction: Full-length welded steel enclosureVIEW ON AMAZONSee Our Full Breakdown
Tuffy Security Underseat Lockbox for 2015-2026 Ford F-Series SuperCabTuffy Security Underseat Lockbox for 2015-2026 Ford F-Series SuperCabBest for Precise Fit and High Security in Ford SuperCabsFitment: 2015–2026 Ford F-Series SuperCabMaterial: Welded steelCapacity: Over 3,000 cubic inchesVIEW ON AMAZONSee Our Full Breakdown
Tuffy Security Products Underseat Lockbox 343-01Tuffy Security Products Underseat Lockbox 343-01Best for Crew Cab Colorado/Canyon with Secure, No-Drill SetupVehicle Fitment: Chevy/GMC Colorado & Canyon 2014-2022 (crew cab, excludes extended cab)Lock System: Pry-Guard keyed lock, 10-tumbler double-bittedStorage Capacity: Over 2,100 cubic inchesVIEW ON AMAZONSee Our Full Breakdown
DU-HA Lockable Under Seat Storage for Silverado/Sierra Crew Cab (2019-2026)DU-HA Lockable Under Seat Storage for Silverado/Sierra Crew Cab (2019-2026)Best for Organized, Firearm and Tool Storage in Silverado/Sierra Crew CabsVehicle Compatibility: 2019-2026 Silverado/Sierra Crew CabMaterial: Heavy-duty polyethyleneCapacity: Stores 3 guns (1 with scope)VIEW ON AMAZONSee Our Full Breakdown
DU-HA Lockable Under Seat Storage for Ford F-150 and Super Duty TrucksDU-HA Lockable Under Seat Storage for Ford F-150 and Super Duty TrucksBest for Versatile, Out-of-View Security in Ford TrucksModel: 20116Item Weight: 18 poundsDimensions: 55.75 x 13.75 x 9.25 inchesVIEW ON AMAZONSee Our Full Breakdown
Tuffy Security Products Underseat Lockbox 307-01Tuffy Security Products Underseat Lockbox 307-01Best Overall for Vehicle-Specific SecurityVehicle Fitment: Chevy/GMC Silverado/Sierra 1500/2500/3500 (2007–2019)Lock System: Pry-Guard Keyed Lock SystemConstruction: Full-Length Welded SteelVIEW ON AMAZONSee Our Full Breakdown
Tuffy Security Products Underseat Lockbox for 2015-2026 Ford F-Series SuperCrewTuffy Security Products Underseat Lockbox for 2015-2026 Ford F-Series SuperCrewBest for SuperCrew Ford Owners Seeking Versatile SecurityVehicle Fitment: 2015–2026 F150 SuperCrew, 2017–2026 SuperDuty SuperCrewLocking System: 3-digit combinationMaterial: Heavy-duty welded steelVIEW ON AMAZONSee Our Full Breakdown
Tuffy Security Products Underseat Lockbox for Toyota Tundra (2007-2021) Double CabTuffy Security Products Underseat Lockbox for Toyota Tundra (2007-2021) Double CabBest for Toyota Double Cab Owners Seeking Heavy-Duty SecurityVehicle Fitment: 2007–2021 Tundra Double CabLocking System: Pry-Guard keyed lock, 10 tumblersMaterial: Welded steelVIEW ON AMAZONSee Our Full Breakdown
Under Seat Lockbox for 2015-2022 Chevrolet Colorado and GMC Canyon Crew CabUnder Seat Lockbox for 2015-2022 Chevrolet Colorado and GMC Canyon Crew CabBest for Compact Crew Cab Storage NeedsCapacity: 30.15 litersItem Weight: 45 poundsMaterial: 12-gauge cold rolled steelVIEW ON AMAZONSee Our Full Breakdown
Tuffy Security Products Underseat Lockbox 343-01-AATuffy Security Products Underseat Lockbox 343-01-AABest for 2023-2026 Crew Cab Colorado & Canyon OwnersVehicle Fitment: 2023–2026 Colorado & Canyon Crew CabLocking System: Pry-Guard high-security lockStorage Capacity: Over 2,100 cu inVIEW ON AMAZONSee Our Full Breakdown
Tuffy Security Underseat Lockbox for Ford F-Series (2015-2026)Tuffy Security Underseat Lockbox for Ford F-Series (2015-2026)Best Overall Security and Custom Fit for Ford F-SeriesModel: 316-01Fits: 2015–2026 Ford F-150, 2017–2026 F-250/350/450 Super Duty SuperCrewMaterial: 16-gauge welded steelVIEW ON AMAZONSee Our Full Breakdown
Tuffy Security Products Underseat Lockbox for 2015-2026 Ford F-SeriesTuffy Security Products Underseat Lockbox for 2015-2026 Ford F-SeriesBest Large Capacity Lockbox for Ford F-150 and SuperDutyVehicle Fitment: 2015–2026 Ford F-150 SuperCrew, 2017–2026 SuperDuty SuperCrewLock System: Pry-Guard keyed lockStorage Capacity: Over 3,800 cubic inchesVIEW ON AMAZONSee Our Full Breakdown
Tuffy Security Products Underseat Lockbox for Ford F-150 (2009-2014, SuperCab)Tuffy Security Products Underseat Lockbox for Ford F-150 (2009-2014, SuperCab)Best for Older Ford F-150 SuperCab ModelsVehicle Fitment: 2009-2014 Ford F-150 SuperCabMounting Location: Under driver-side rear seatLock System: Pry-Guard keyed lockVIEW ON AMAZONSee Our Full Breakdown
Tuffy Security Products Underseat Lockbox for Chevy/GMC (2019-2026)Tuffy Security Products Underseat Lockbox for Chevy/GMC (2019-2026)Best Weather-Resistant Lockbox for Chevy and GMC TrucksVehicle Compatibility: Chevy Silverado 1500 & Sierra 1500 (2019–2026), Silverado 2500/3500 & Sierra 2500/3500 (2020–2026)Lock System: Pry-Guard 3-digit combination lockStorage Capacity: Over 3,500 cubic inchesVIEW ON AMAZONSee Our Full Breakdown
GearLok UnderSeat SideSlide Truck Locker for Chevy/GMC Trucks (40″x13″x4″)GearLok UnderSeat SideSlide Truck Locker for Chevy/GMC Trucks (40"x13"x4")Best Custom-Fit SideSlide Locker for Chevy/GMC Crew CabsItem Dimensions: 48″L x 18″W x 11″HItem Weight: 59 poundsNumber of Compartments: 1VIEW ON AMAZONSee Our Full Breakdown
Specs at a glance
under seat truck storage lockboxMaterialInstallationStorage CapacityVehicle Fitment
Tuffy Security Products Unders—Tool-free, OEM mounting points, removable from insideOver 3,500 cubic inchesChevy Silverado 1500 & Sierra 1500 (2019-2026), Silverado 2500/3500 & Sierra 2500/3500 (2020-2026)
Tuffy Security Underseat LockbWelded steelNo-drill, OEM hardware——
Tuffy Security Products UndersSteel (implied)No-drill, OEM mountOver 2,100 cubic inchesChevy/GMC Colorado & Canyon 2014-2022 (crew cab, excludes extended cab)
DU-HA Lockable Under Seat StorHeavy-duty polyethylene———
DU-HA Lockable Under Seat StorHeavy-duty steel———
Tuffy Security Products Unders—No-Drill OEM, Tool-Free RemovalOver 3,500 Cubic InchesChevy/GMC Silverado/Sierra 1500/2500/3500 (2007–2019)
Tuffy Security Products UndersHeavy-duty welded steelNo-drill, factory mountingOver 4,500 cu in2015–2026 F150 SuperCrew, 2017–2026 SuperDuty SuperCrew
Tuffy Security Products UndersWelded steelNo-drill, factory mountsOver 3,200 cu in2007–2021 Tundra Double Cab
Under Seat Lockbox for 2015-2012-gauge cold rolled steelOEM replacement, no-drill——
Tuffy Security Products Unders—OEM hardware, no-drillOver 2,100 cu in2023–2026 Colorado & Canyon Crew Cab
Tuffy Security Underseat Lockb16-gauge welded steelNo-drill, factory mounting points——
Tuffy Security Products UndersSteelOEM hardware, no drillingOver 3,800 cubic inches2015–2026 Ford F-150 SuperCrew, 2017–2026 SuperDuty SuperCrew
Tuffy Security Products UndersWelded steel—Over 2,075 cubic inches2009-2014 Ford F-150 SuperCab
Tuffy Security Products UndersSteelNo-drill OEM mountOver 3,500 cubic inches—
GearLok UnderSeat SideSlide TrSteel———

More Details on Our Top Picks

  1. Tuffy Security Products Underseat Lockbox for Chevy/GMC (2019-2026)

    Tuffy Security Products Underseat Lockbox for Chevy/GMC (2019-2026)

    Best Overall for Heavy-Duty, Custom Fit Security

    View on Amazon

    This lockbox stands out for its rugged, welded steel construction paired with a tamper-resistant Pry-Guard keyed lock system, making it ideal for securing valuable tools and gear in Chevy and GMC trucks from 2019 to 2026. Compared with the DU-HA options, it offers a larger storage capacity—over 3,500 cubic inches—perfect for those needing maximum space. The use of OEM hardware for installation means no drilling or permanent modifications are required, but it’s limited to specific models and years, which could exclude some users. Its full-length design ensures valuables stay concealed, and the steel enclosure resists tampering. The tradeoff is that it doesn’t fit regular cab models and offers limited weather resistance beyond seals, so it’s best for protected environments or mild climates.

    Pros:
    • Heavy-duty welded steel construction for maximum durability
    • Large storage capacity over 3,500 cubic inches
    • Tool-free, OEM hardware installation simplifies setup
    • Tamper-resistant Pry-Guard keyed lock system
    Cons:
    • Limited to specific Chevy and GMC models and years
    • Does not offer weatherproofing beyond basic seals

    Best for: Heavy-duty users who need a secure, large-capacity lockbox tailored for Chevy/GMC trucks from 2019-2026.

    Not ideal for: Owners of regular cab trucks or those seeking weatherproofing, as it’s designed for specific crew cab models and lacks weather sealing.

    • Vehicle Fitment:Chevy Silverado 1500 & Sierra 1500 (2019-2026), Silverado 2500/3500 & Sierra 2500/3500 (2020-2026)
    • Lock System:Pry-Guard keyed lock with 10-tumbler double-bitted lock
    • Construction:Full-length welded steel enclosure
    • Storage Capacity:Over 3,500 cubic inches
    • Installation:Tool-free, OEM mounting points, removable from inside
    Our verdict
    “This lockbox is best suited for those needing a heavy-duty, high-capacity solution with a custom fit for select Chevy and GMC trucks.”
  2. Tuffy Security Underseat Lockbox for 2015-2026 Ford F-Series SuperCab

    Tuffy Security Underseat Lockbox for 2015-2026 Ford F-Series SuperCab

    Best for Precise Fit and High Security in Ford SuperCabs

    View on Amazon

    This lockbox excels for Ford F-Series SuperCab owners who want a secure, high-capacity storage solution that fits perfectly and is easy to install. Its custom design ensures a tight fit, unlike more generic options that may wobble or require modifications. The over 3,000 cubic inches of space provides ample room for tools, firearms, or valuables, with a keyed lock featuring Pry-Guard security for enhanced protection. Compared to other models like the Chevy-specific lockbox, it’s tailored for a different vehicle platform, making it ideal for Ford owners but less versatile for others. Installation involves no drilling, using OEM hardware for a straightforward setup, but it is limited to SuperCab models and does not fit Crew Cab or extended variants. Some users report fit or security issues, which suggests a need for careful measurement before purchase.

    Pros:
    • Precisely tailored to Ford SuperCab models for a secure fit
    • High-capacity storage over 3,000 cubic inches
    • No-drill installation with OEM hardware
    • Secure keyed lock with Pry-Guard system
    Cons:
    • Limited to specific SuperCab models, not compatible with SuperCrew or Crew Cab
    • Customer reports indicate possible fit or security concerns

    Best for: Ford F-Series SuperCab owners seeking a secure, custom-fit storage option with straightforward installation.

    Not ideal for: Owners of SuperCrew or Crew Cab trucks, as it’s exclusively designed for SuperCab models and may not fit other configurations.

    • Fitment:2015–2026 Ford F-Series SuperCab
    • Material:Welded steel
    • Capacity:Over 3,000 cubic inches
    • Lock Type:Keyed lock with Pry-Guard system
    • Installation:No-drill, OEM hardware
    Our verdict
    “This lockbox makes the most sense for Ford SuperCab owners prioritizing a precise fit and high security, with some caution on fit and quality concerns.”
  3. Tuffy Security Products Underseat Lockbox 343-01

    Tuffy Security Products Underseat Lockbox 343-01

    Best for Crew Cab Colorado/Canyon with Secure, No-Drill Setup

    View on Amazon

    This lockbox is designed for Chevy and GMC Colorado and Canyon crew cab models from 2014 to 2022, offering a reliable lockable storage option beneath the rear seat. Its pry-resistant Pry-Guard lock system provides a high level of security, making it suitable for valuables or tools. The full-length 2,100 cubic inch capacity is sufficient for most daily needs, and the no-drill install using factory mounts simplifies setup without risking vehicle damage. Compared to larger options like the Chevy/GMC lockbox for Silverado, it offers less total capacity but is a better fit for smaller crew cabs. It’s best for those who want a straightforward, reliable secure storage in a crew cab but not for extended cab or other truck types.

    Pros:
    • Secure pry-resistant Pry-Guard lock system
    • Easy no-drill installation with factory mounts
    • Concealed valuables beneath rear seat
    • Reasonable capacity for daily tools and valuables
    Cons:
    • Limited to specific crew cab models, excluding extended cabs
    • Moderate customer ratings suggest some fit or security issues

    Best for: Owners of Chevy/GMC Colorado and Canyon crew cabs seeking a secure, no-drill lockbox with easy installation.

    Not ideal for: Extended cab models or owners needing a larger capacity, as it’s designed specifically for crew cabs and offers moderate space.

    • Vehicle Fitment:Chevy/GMC Colorado & Canyon 2014-2022 (crew cab, excludes extended cab)
    • Lock System:Pry-Guard keyed lock, 10-tumbler double-bitted
    • Storage Capacity:Over 2,100 cubic inches
    • Installation:No-drill, OEM mount
    • Material:Steel (implied)
    • Warranty:Limited Lifetime
    Our verdict
    “This lockbox is well-suited for crew cab owners needing reliable security without complicated installation, but it’s not ideal for larger cabs or higher capacity needs.”
  4. DU-HA Lockable Under Seat Storage for Silverado/Sierra Crew Cab (2019-2026)

    DU-HA Lockable Under Seat Storage for Silverado/Sierra Crew Cab (2019-2026)

    Best for Organized, Firearm and Tool Storage in Silverado/Sierra Crew Cabs

    View on Amazon

    The DU-HA lockable storage is tailored for 2019-2026 Silverado and Sierra Crew Cabs, offering a secure space for tools, firearms, and valuables with a factory-like fit that’s easy to install. Its heavy-duty polyethylene construction ensures durability, and the included organizer makes it versatile for different gear. Its capacity of three guns (with scope) is ideal for hunters or those needing firearm storage, setting it apart from larger, less organized solutions like the Chevy/GMC lockbox. Compared to the Ford-specific DU-HA, this model focuses on truck beds with a similar emphasis on security and organization. The main tradeoff is that it’s limited to specific models, and the lock may be less convenient if multiple users need frequent access.

    Pros:
    • Heavy-duty, durable polyethylene construction
    • Includes versatile organizer and gun rack
    • Secure keyed lock for valuables and firearms
    • Factory-like, easy installation
    Cons:
    • Limited to specific Silverado/Sierra Crew Cab models
    • Capacity may not suit larger or bulkier items

    Best for: Silverado or Sierra Crew Cab owners wanting organized, secure firearm or tool storage with easy installation.

    Not ideal for: Owners of non-crew cab models or those needing larger storage capacity, as it’s specifically designed for crew cabs with moderate space.

    • Vehicle Compatibility:2019-2026 Silverado/Sierra Crew Cab
    • Material:Heavy-duty polyethylene
    • Capacity:Stores 3 guns (1 with scope)
    • Locking Mechanism:Keyed lock
    • Includes:2 keys, 2-piece gun rack/organizer
    Our verdict
    “This lockbox makes sense for Silverado/Sierra crew cab owners prioritizing firearm and tool organization with a secure, durable solution.”
  5. DU-HA Lockable Under Seat Storage for Ford F-150 and Super Duty Trucks

    DU-HA Lockable Under Seat Storage for Ford F-150 and Super Duty Trucks

    Best for Versatile, Out-of-View Security in Ford Trucks

    View on Amazon

    This model is ideal for Ford F-150 and Super Duty trucks from 2015 to 2024, offering secure, out-of-sight storage beneath the rear seat. Its heavy-duty steel construction guarantees durability, while the keyed lock protects valuables like firearms or tools. Easy to install using included fasteners, it’s especially suited for those who want to keep items hidden from view and secure from theft. Compared with the Chevy-specific lockbox, this provides a similar level of security but fits a broader range of Ford models, including F-150 and Super Duty trucks. The main drawback is its weight—at 18 pounds—which could complicate installation or removal. Customer satisfaction varies, making it worthwhile to confirm fit with your specific truck configuration.

    Pros:
    • Heavy-duty steel construction for maximum durability
    • Secure keyed lock for valuables and firearms
    • Easy installation with included fasteners
    • Out-of-view location enhances theft prevention
    Cons:
    • Heavy weight may make installation more challenging
    • Customer ratings are mixed, indicating possible fit or quality issues

    Best for: Ford truck owners wanting a secure, out-of-view storage solution with straightforward installation and durable steel construction.

    Not ideal for: Owners of lighter or less rugged trucks who may find the weight cumbersome, or those who need a larger capacity for bulkier items.

    • Model:20116
    • Item Weight:18 pounds
    • Dimensions:55.75 x 13.75 x 9.25 inches
    • Material:Heavy-duty steel
    • Fits:2015-2024 Ford F-150 Super Crew Cab, 2017-2024 F250/F350/F450/F550 Super Duty Crew Cab
    Our verdict
    “This lockbox is best for Ford truck owners prioritizing durability, security, and discreet storage, with some caution on weight and fit concerns.”
  6. Tuffy Security Products Underseat Lockbox 307-01

    Tuffy Security Products Underseat Lockbox 307-01

    Best Overall for Vehicle-Specific Security

    View on Amazon

    This model stands out for its rugged steel construction and vehicle-specific fit, making it ideal for Chevy and GMC trucks from 2007 to 2019. Compared with the Ford-focused Tuffy for SuperCrew models, this lockbox offers over 3,500 cubic inches of secure storage, with tamper-resistant Pry-Guard locking and weather seals. Its installation uses factory mounting points, which simplifies setup but limits flexibility. The full-length welded steel design provides high durability, although its weight may make repositioning inconvenient. This lockbox is a strong choice for owners seeking a highly secure, vehicle-specific solution, with the tradeoff of being less versatile across different trucks or crew cab types.

    Pros:
    • Heavy-duty welded steel construction for maximum security
    • Weather-resistant seals and tamper-resistant lock system
    • Easy installation with no-drill, factory mounting points
    Cons:
    • Limited to specific vehicle models and crew cab configurations
    • Heavy for repositioning or transport

    Best for: Chevy or GMC owners needing a durable, vehicle-specific lockbox with high security

    Not ideal for: Owners of non-GMC or Chevy trucks, or those preferring portable lockboxes that are easy to carry

    • Vehicle Fitment:Chevy/GMC Silverado/Sierra 1500/2500/3500 (2007–2019)
    • Lock System:Pry-Guard Keyed Lock System
    • Construction:Full-Length Welded Steel
    • Storage Capacity:Over 3,500 Cubic Inches
    • Installation:No-Drill OEM, Tool-Free Removal
    • Warranty:Limited Lifetime
    Our verdict
    “This lockbox is ideal for Chevy or GMC owners prioritizing security and vehicle-specific fit, accepting some weight and limited vehicle compatibility as tradeoffs.”
  7. Tuffy Security Products Underseat Lockbox for 2015-2026 Ford F-Series SuperCrew

    Tuffy Security Products Underseat Lockbox for 2015-2026 Ford F-Series SuperCrew

    Best for SuperCrew Ford Owners Seeking Versatile Security

    View on Amazon

    This model is tailored for Ford F-Series SuperCrew trucks from 2015 to 2026, offering over 4,500 cubic inches of lockable storage. Compared to the Chevy-specific model, it emphasizes a keyless 3-digit combination lock, which enhances convenience and reduces the risk of losing keys. Its no-drill installation and factory mounting points make setup straightforward, and the split-lid design allows access to one side even with passengers or cargo inside—an advantage over the single-lid Tuffy. However, its compatibility is limited strictly to SuperCrew models, excluding SuperCabs, which limits its versatility. This pick makes sense for Ford owners who want a secure, no-hassle under-seat solution that can be quickly removed, accepting the restriction to specific model years and configurations.

    Pros:
    • Large capacity of over 4,500 cubic inches
    • Keyless 3-digit combination lock enhances security
    • Removable design for quick transport or removal
    Cons:
    • Restricted to SuperCrew models, not compatible with SuperCab
    • Limited vehicle compatibility

    Best for: Ford SuperCrew owners needing a secure, easily accessible lockbox with keyless entry

    Not ideal for: Owners of SuperCab models or those seeking a solution compatible with a wider range of vehicles

    • Vehicle Fitment:2015–2026 F150 SuperCrew, 2017–2026 SuperDuty SuperCrew
    • Locking System:3-digit combination
    • Material:Heavy-duty welded steel
    • Storage Capacity:Over 4,500 cu in
    • Installation:No-drill, factory mounting
    • Removable:Yes
    Our verdict
    “This lockbox suits Ford SuperCrew owners prioritizing security and convenience, with the cost of limited vehicle compatibility.”
  8. Tuffy Security Products Underseat Lockbox for Toyota Tundra (2007-2021) Double Cab

    Tuffy Security Products Underseat Lockbox for Toyota Tundra (2007-2021) Double Cab

    Best for Toyota Double Cab Owners Seeking Heavy-Duty Security

    View on Amazon

    This lockbox is designed for 2007-2021 Toyota Tundra Double Cab models, providing over 3,200 cubic inches of secure storage. Its heavy-duty welded steel build offers durability, with weather seals providing some level of protection against the elements. Compared to the Ford or Chevy-specific options, it emphasizes high security with a Pry-Guard keyed lock featuring 10 tumblers. Its no-drill installation makes it straightforward for Tundra owners, but it only fits Double Cab models, excluding CrewMax versions. The weight and size make it less portable but excellent for those who need a permanent, secure storage solution. It’s best for Toyota owners who want a reliable, high-security lockbox, accepting the model-specific size constraints.

    Pros:
    • High-security keyed lock with 10 tumblers
    • Heavy-duty welded steel construction
    • Weather seals for basic weather resistance
    Cons:
    • Limited to Double Cab models, not CrewMax
    • No mention of advanced weatherproofing beyond seals

    Best for: Toyota Tundra Double Cab owners prioritizing security and durability

    Not ideal for: Owners of CrewMax or extended cab models, or those needing portable storage

    • Vehicle Fitment:2007–2021 Tundra Double Cab
    • Locking System:Pry-Guard keyed lock, 10 tumblers
    • Material:Welded steel
    • Storage Capacity:Over 3,200 cu in
    • Installation:No-drill, factory mounts
    • Finish:Textured powder-coat
    Our verdict
    “This lockbox is ideal for Toyota Double Cab owners seeking a durable, high-security storage solution, with size and model restrictions to consider.”
  9. Under Seat Lockbox for 2015-2022 Chevrolet Colorado and GMC Canyon Crew Cab

    Under Seat Lockbox for 2015-2022 Chevrolet Colorado and GMC Canyon Crew Cab

    Best for Compact Crew Cab Storage Needs

    View on Amazon

    This lockbox replaces the OEM plastic compartment under the seat, offering a sturdy steel alternative for Colorado and Canyon Crew Cab models from 2015 to 2022. Made from 12-gauge cold rolled steel, it combines durability with a sleek black powder coat finish. Its gas spring doors provide easy, one-handed access, while heavy-duty locks secure valuables. Compared to larger, more feature-rich options like the Ford or Toyota lockboxes, this unit emphasizes simplicity and direct replacement. Its weight—around 45 pounds—may be a drawback for those needing portability, and it is limited to specific models. This product makes sense for owners who want a straightforward, secure upgrade to factory storage without extra frills.

    Pros:
    • Heavy-gauge steel construction for security
    • Gas spring doors for easy access
    • Direct OEM replacement for existing plastic box
    Cons:
    • Heavy weight limits portability
    • Limited to specific vehicle models

    Best for: Owners of Chevy Colorado or GMC Canyon Crew Cab seeking a durable, OEM-replacement lockbox

    Not ideal for: Owners of extended cabs or those requiring lightweight, portable options

    • Capacity:30.15 liters
    • Item Weight:45 pounds
    • Material:12-gauge cold rolled steel
    • Number of Compartments:1
    • Installation:OEM replacement, no-drill
    • Finish:Black powder coat
    Our verdict
    “This lockbox is well-suited for Colorado and Canyon Crew Cab owners wanting a robust, OEM-style storage upgrade, with some handling weight to consider.”
  10. Tuffy Security Products Underseat Lockbox 343-01-AA

    Tuffy Security Products Underseat Lockbox 343-01-AA

    Best for 2023-2026 Crew Cab Colorado & Canyon Owners

    View on Amazon

    This model is designed specifically for the 2023–2026 Colorado and Canyon Crew Cab trucks, offering over 2,100 cubic inches of secure storage with dual lids for convenient access. Compared to the larger capacity options for other trucks, this unit emphasizes security with a Pry-Guard high-security lock and no-drill OEM hardware mounting. Its dual-lid design improves access, especially when passenger or cargo space is limited. However, its size restricts it to Crew Cab models only, and it’s not compatible with Extended Cabs. This lockbox makes the most sense for owners of newer Chevrolet or GMC Crew Cabs who need a compact yet secure storage solution that integrates seamlessly with factory hardware, accepting a somewhat smaller capacity.

    Pros:
    • High-security Pry-Guard lock system
    • Dual-lid design for easy access
    • No-drill OEM hardware mounting
    Cons:
    • Limited to Crew Cab models, not suitable for Extended Cabs
    • Smaller capacity compared to larger lockboxes

    Best for: 2023–2026 Crew Cab Chevrolet or GMC owners seeking a secure, no-hassle storage upgrade

    Not ideal for: Owners of extended cab or older models that don’t match the size or mounting options

    • Vehicle Fitment:2023–2026 Colorado & Canyon Crew Cab
    • Locking System:Pry-Guard high-security lock
    • Storage Capacity:Over 2,100 cu in
    • Installation:OEM hardware, no-drill
    • Weather Resistance:Yes
    • Includes:Protective cover for inverter
    Our verdict
    “This lockbox is perfect for newer Crew Cab owners needing a secure, OEM-compatible storage solution with quick access, at the expense of capacity.”
  11. Tuffy Security Underseat Lockbox for Ford F-Series (2015-2026)

    Tuffy Security Underseat Lockbox for Ford F-Series (2015-2026)

    Best Overall Security and Custom Fit for Ford F-Series

    View on Amazon

    This model stands out for its tailored fit to Ford F-Series SuperCrew trucks and its robust security features, making it ideal for those prioritizing vehicle-specific protection. Compared to the Tuffy Security Products Underseat Lockbox for 2015-2026 Ford F-Series, it offers a more durable welded steel build and a patented Pry-Guard lock system, which resists prying attempts better. Its easy no-drill installation is a significant advantage, although it may be incompatible with trucks that have factory floor-mounted subwoofers, and security cables are sold separately, adding a minor extra cost. The welded steel construction and factory mounting points provide confidence in theft prevention, and the limited lifetime warranty adds peace of mind. However, the need to remove factory underseat trays can be a hassle for some users.

    Pros:
    • Patented Pry-Guard locking system resists prying and picking
    • No-drill installation with factory mounting points
    • Heavy-duty welded steel construction with protective coating
    • Designed specifically for Ford F-Series SuperCrew trucks
    Cons:
    • Does not fit trucks with floor-mounted Sony subwoofer
    • Requires removal of factory underseat trays for installation
    • Security cable sold separately

    Best for: Ford F-Series SuperCrew owners seeking a high-security, custom-fit lockbox that integrates seamlessly with their truck.

    Not ideal for: Owners of trucks with factory floor subwoofers or those who prefer a universal fit without specific vehicle tailoring.

    • Model:316-01
    • Fits:2015–2026 Ford F-150, 2017–2026 F-250/350/450 Super Duty SuperCrew
    • Material:16-gauge welded steel
    • Locking System:Patented Pry-Guard with 10-tumbler double-bitted lock
    • Installation:No-drill, factory mounting points
    • Color/Finish:Electro-bonded epoxy powder coat
    Our verdict
    “This lockbox is best suited for Ford F-Series SuperCrew owners who want a tailored, high-security solution that installs easily without drilling.”
  12. Tuffy Security Products Underseat Lockbox for 2015-2026 Ford F-Series

    Tuffy Security Products Underseat Lockbox for 2015-2026 Ford F-Series

    Best Large Capacity Lockbox for Ford F-150 and SuperDuty

    View on Amazon

    This pick makes the most sense for users needing substantial storage in Ford F-150 SuperCrew and SuperDuty models. Compared with the Tuffy Security Underseat Lockbox for Ford F-Series (2015-2026), it offers over 3,800 cubic inches of storage, making it ideal for those with more gear to stow. Its pry-resistant lock system ensures valuables remain secure, and the no-drill OEM mount simplifies installation. However, its specific fit limits versatility, and the steel construction, while durable, can make it quite heavy for some users. The weather seals add environmental resistance, but it’s not compatible with vehicles outside the specified range, which could be a drawback for those seeking a universal option.

    Pros:
    • Large storage capacity over 3,800 cubic inches
    • Secure, pry-resistant lock system
    • No-drill OEM mounting hardware
    • Weather seals for environmental resistance
    Cons:
    • Limited to specific Ford models
    • Heavy steel construction may be cumbersome
    • Not suitable for vehicles outside the specified range

    Best for: Ford truck owners needing large, secure storage for tools or gear without permanent modifications.

    Not ideal for: Owners of non-Ford trucks or those who prefer a smaller, more lightweight lockbox.

    • Vehicle Fitment:2015–2026 Ford F-150 SuperCrew, 2017–2026 SuperDuty SuperCrew
    • Lock System:Pry-Guard keyed lock
    • Storage Capacity:Over 3,800 cubic inches
    • Installation:OEM hardware, no drilling
    • Material:Steel
    Our verdict
    “This lockbox offers ample storage and security tailored to Ford trucks but isn’t a universal fit for all pickups.”
  13. Tuffy Security Products Underseat Lockbox for Ford F-150 (2009-2014, SuperCab)

    Tuffy Security Products Underseat Lockbox for Ford F-150 (2009-2014, SuperCab)

    Best for Older Ford F-150 SuperCab Models

    View on Amazon

    This model is tailored for the 2009-2014 Ford F-150 SuperCab, providing secure, concealed storage beneath the rear seat. Compared to newer models like the Tuffy Security Underseat Lockbox for Ford F-Series (2015-2026), it offers a more straightforward, no-frills build that fits well with existing OEM hardware. Its welded steel and keyed lock system contribute to tamper resistance, yet it’s limited to SuperCab configurations, excluding SuperCrew models. The installation is simple, but it only mounts under the driver-side rear seat, which could be restrictive for some. Environmental seals help protect contents, but the narrower fit may reduce overall capacity compared to larger, more recent models.

    Pros:
    • Provides secure, hidden storage under rear seat
    • Durable welded steel with weather seals
    • Easy OEM hardware installation
    • No permanent modifications needed
    Cons:
    • Limited to SuperCab models
    • Mounts only under driver-side rear seat
    • Smaller capacity than newer models

    Best for: Owners of 2009-2014 Ford F-150 SuperCab trucks seeking a durable, straightforward lockbox for concealed storage.

    Not ideal for: SuperCrew owners or those wanting a universal or larger capacity storage solution.

    • Vehicle Fitment:2009-2014 Ford F-150 SuperCab
    • Mounting Location:Under driver-side rear seat
    • Lock System:Pry-Guard keyed lock
    • Material:Welded steel
    • Storage Capacity:Over 2,075 cubic inches
    Our verdict
    “This lockbox offers reliable security for older SuperCab F-150s but isn’t suitable for SuperCrew configurations or larger storage needs.”
  14. Tuffy Security Products Underseat Lockbox for Chevy/GMC (2019-2026)

    Tuffy Security Products Underseat Lockbox for Chevy/GMC (2019-2026)

    Best Weather-Resistant Lockbox for Chevy and GMC Trucks

    View on Amazon

    This lockbox is ideal for Chevy Silverado and GMC Sierra trucks needing secure, weather-resistant storage. Compared to the GearLok UnderSeat SideSlide Truck Locker, it offers a simpler, no-drill installation with OEM mounting points and a 3-digit combination lock, which eliminates key concerns. Its large capacity over 3,500 cubic inches suits those with lots of gear, but it’s limited to specific Chevy and GMC models, which narrows its applicability. The absence of a key lock might be a downside for users preferring key-based security, and it does not appear to be weatherproof beyond basic resistance, so extreme conditions could pose a risk.

    Pros:
    • Weather-resistant design with weather seals
    • Large capacity over 3,500 cubic inches
    • No-drill OEM mounting points
    • Removable for flexibility in use
    Cons:
    • Limited to specific Chevy/GMC models
    • Only combination lock, no key option
    • Potential weather resistance limitations in extreme conditions

    Best for: Chevy and GMC truck owners seeking a durable, weather-resistant lockbox with straightforward installation.

    Not ideal for: Owners of non-GM trucks or those requiring keyed security options.

    • Vehicle Compatibility:Chevy Silverado 1500 & Sierra 1500 (2019–2026), Silverado 2500/3500 & Sierra 2500/3500 (2020–2026)
    • Lock System:Pry-Guard 3-digit combination lock
    • Storage Capacity:Over 3,500 cubic inches
    • Installation:No-drill OEM mount
    • Material:Steel
    Our verdict
    “This lockbox excels for GM truck owners needing weatherproof, high-capacity storage without permanent modifications.”
  15. GearLok UnderSeat SideSlide Truck Locker for Chevy/GMC Trucks (40″x13″x4″)

    GearLok UnderSeat SideSlide Truck Locker for Chevy/GMC Trucks (40"x13"x4")

    Best Custom-Fit SideSlide Locker for Chevy/GMC Crew Cabs

    View on Amazon

    This under-seat locker is designed specifically for Chevy Silverado and GMC Sierra crew cab trucks, offering a secure, custom-fit solution for tools and valuables. Compared with the Tuffy Security Underseat Lockbox for Chevy/GMC (2019-2026), it provides a wider, deeper compartment with a slide-out feature that enhances accessibility. Its durable steel construction ensures long-lasting security, and installation is straightforward, taking less than 10 minutes. However, it’s limited to specific truck models, and the absence of weatherproof features could be a concern in outdoor environments. Its single compartment is ideal for organized storage but might be restrictive for users needing multiple smaller compartments.

    Pros:
    • Secure, lockable with durable steel
    • Custom-fit for specific truck models
    • Easy, quick installation in under 10 minutes
    • Padded interior options for gear protection
    Cons:
    • Limited to Chevy Silverado and GMC Sierra crew cabs
    • No weatherproofing features
    • Single large compartment may restrict organization

    Best for: Chevy and GMC crew cab owners who want a secure, easy-to-access side slide locker tailored to their truck’s dimensions.

    Not ideal for: Owners of other truck brands or those requiring weatherproof, multi-compartment solutions.

    • Item Dimensions:48″L x 18″W x 11″H
    • Item Weight:59 pounds
    • Number of Compartments:1
    • Recommended Uses:Tools, gear, valuables
    • Material:Steel
    Our verdict
    “This locker is a smart choice for GMC and Chevy crew cab owners seeking a secure, accessible slide-out storage solution tailored to their truck.”
under seat truck storage lockbox
What makes a great under seat truck storage lockbox
1
Security Features and Lock Types
Focus on lock quality—digital locks, keyed locks, or combination locks each offer different levels of security.
2
Size and Fit for Your Truck Model
Measuring your under seat space accurately is essential.
3
Material and Weather Resistance
Durability depends heavily on material quality.
4
Ease of Installation and Access
Installation should be straightforward, preferably without drilling or complex tools.
How to choose your under seat truck storage lockbox
1
How we picked
Products were evaluated based on their build quality, security features, compatibility with popular truck models, ease o
2
Security Features and Lock Types
Focus on lock quality—digital locks, keyed locks, or combination locks each offer different levels of security.
3
Size and Fit for Your Truck Model
Measuring your under seat space accurately is essential.
4
Material and Weather Resistance
Durability depends heavily on material quality.
5
Ease of Installation and Access
Installation should be straightforward, preferably without drilling or complex tools.
Vetted under seat truck storage lockbox ·
The best under seat truck storage lockbox, compared
★ Winner Tuffy Security Products Unders
Best Overall for Heavy-Duty, Custom Fit Security
15compared

How We Picked

Products were evaluated based on their build quality, security features, compatibility with popular truck models, ease of installation, and overall value. We prioritized lockboxes with durable materials, resistant to weather and tampering, and checked their fit for common truck cabins. The rankings reflect a combination of security, durability, ease of use, and price point, ensuring options for different buyer priorities—from budget-conscious to premium buyers. Our goal was to identify lockboxes that provide practical, reliable, and secure under seat storage tailored to various trucks and user needs.
Everyday → specialist
Everyday & valuePremium & specialist
Which under seat truck storage lockbox fits you?
The everyday user
All-round, reliable
The enthusiast
Premium & high-performance
The gift-giver
Looks & craftsmanship

Factors to Consider When Choosing Under Seat Truck Storage Lockbox

Choosing the right under seat truck storage lockbox involves considering multiple factors that impact security, usability, and compatibility. Beyond just price, understanding key features can help prevent common pitfalls like size mismatches or insufficient security. Here are the main factors to evaluate before purchasing:

Security Features and Lock Types

Focus on lock quality—digital locks, keyed locks, or combination locks each offer different levels of security. High-quality locks resist tampering and picking, which is vital if you keep valuable items stored. Avoid lockboxes with flimsy locking mechanisms that could be easily broken or forced open. Additionally, consider whether the lockbox has reinforced hinges or tamper-proof bolts for added protection against theft.

Size and Fit for Your Truck Model

Measuring your under seat space accurately is essential. A lockbox that’s too large can obstruct seat movement or be difficult to install, while one that’s too small might not store all your essentials. Check compatibility with your truck’s make and model, paying attention to cabin dimensions and seat configuration. Opt for adjustable or customizable options if your truck’s space is irregular.

Material and Weather Resistance

Durability depends heavily on material quality. Steel with a corrosion-resistant coating is ideal for outdoor or humid environments, preventing rust and wear over time. Plastic lockboxes are lightweight but may lack strength and weatherproofing. Consider your environment—if exposed to rain or snow, choose a lockbox with weather seals or a protective coating to maintain security and function long-term.

Ease of Installation and Access

Installation should be straightforward, preferably without drilling or complex tools. Quick-access features, such as sliding drawers or easy-to-open locks, benefit users needing frequent access. However, these features sometimes marginally reduce security—balance convenience against safety. Reading user reviews on installation and access can reveal potential issues in real-world use.

Price and Overall Value

Prices vary from budget options to premium choices with advanced features. While paying more often guarantees better security and materials, some budget models still provide adequate protection for casual or low-value storage. Consider your specific needs—if you store high-value items, investing in a premium lockbox makes sense. Conversely, for general tools or supplies, a less expensive model may suffice.

Frequently Asked Questions

Will a lockbox fit under my truck seat?

Measuring your truck’s under seat space is the first step. Most lockboxes specify compatible models or dimensions—comparing these with your truck’s interior ensures a proper fit. Standard models are designed to fit common pickups like Ford F-150, Silverado, or Toyota Tundra, but variations exist. If your truck has an unusual seat height or configuration, look for adjustable or custom-fit options to avoid installation issues.

Are under seat lockboxes theft-proof?

While no lockbox is entirely theft-proof, high-quality models with reinforced steel, tamper-resistant locks, and hidden installation points significantly reduce the risk. The best options resist bolt cutters, prying, and tampering attempts. Remember, the overall security also depends on where you park and how discreet the lockbox is—combining a sturdy lock with good placement enhances safety.

Can I install a lockbox myself without special tools?

Most under seat lockboxes are designed for easy DIY installation, often requiring only basic hand tools like screwdrivers or wrenches. Many models include mounting brackets or clamps that attach to existing seat frames or floors. Carefully follow manufacturer instructions, and double-check your measurements before drilling or fixing components. For complex or heavy-duty lockboxes, professional installation might be advisable.

How do weather conditions affect the durability of a lockbox?

Exposure to moisture, salt, and temperature fluctuations can cause corrosion or material degradation. Choosing a lockbox with weatherproof coatings, sealed locks, and rust-resistant materials extends lifespan. If your truck operates in harsh climates, prioritize models specifically rated for outdoor or rugged use. Regular maintenance, like cleaning and applying protective coatings, also helps preserve the lockbox’s integrity over time.

Is it better to choose a lockbox with a key or digital lock?

Both types have advantages—key locks are simple and don’t rely on batteries, but keys can be lost or duplicated. Digital locks offer quick access via codes and often have features like temporary codes or logging, but they depend on power sources and may malfunction if batteries die. Your choice should reflect your preference for convenience versus simplicity, and consider the security features that best match your storage needs.

Conclusion

For most users, the Tuffy Security Products Underseat Lockbox for Chevy/GMC (2019-2026) offers the best overall blend of security, compatibility, and ease of use, making it ideal for daily drivers. Budget-conscious buyers should consider the GearLok UnderSeat SideSlide Truck Locker for its sliding feature and affordability. Premium buyers seeking maximum durability and tamper resistance might opt for models with weatherproof coatings or reinforced steel, like some of the Tuffy options. Beginners or those unsure about installation will benefit from models with straightforward mounting and simple locks. Finally, for trucks with unusual seat configurations, adjustable or custom-fit lockboxes provide peace of mind and better fit.
HALLOWEEN

Halloween Picks

As an affiliate, we earn on qualifying purchases.

You May Also Like

9 Best Vehicle Inverter/Charger Combos for 2026

Prepare to discover the top vehicle inverter/charger combos for 2026 that will transform your power solutions—continue reading to find the perfect match for your needs.

7 Best Ford Everest Accessories for Everyday Protection and Style in 2027

Compare seven Ford Everest accessories for cargo protection, cabin care, lighting and styling, with fitment notes and buyer-focused recommendations.

6 Best Eco-Friendly Gifts for 2026 That Show You Care

Discover the top eco friendly gifts of 2026. Find the best overall, best value, and more, with insights to help you make sustainable choices.

6 Best Compact Tire Pressure Gauge in 2026 — Small, Accurate, and Reliable

Discover the best compact tire pressure gauges for 2026. Our top picks include versatile, accurate options for cars, bikes, and trucks. Read more!