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ATB Backpack Truck Toolbox: Frame-Mounted Aluminum or Steel Storage

Frame-Mounted Storage Built to Last

Frame-mount installation — Built-in rails mount directly behind cab
Double side doors — Access gear from either side of the box
Fully seam welded — No exposed seams on corners or joints
Eighteen size options — Dimensions from 80 to 96 inches long
Weather-sealed lid — Rain gutter and automotive seal protect contents
  • Free Shipping -- Unconditional free shipping on every order

Price range: $2,655.00 through $6,026.00

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ATB Backpack Truck Toolbox
ATB Backpack Truck Toolbox
$2,655.00 – $6,026.00Price range: $2,655.00 through $6,026.00

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In the box

  • ATB Backpack Truck Toolbox (selected configuration)
  • Integrated frame mounting rails
  • Stationary shelves with J-hooks
ATB Backpack Truck Toolbox
ATB Backpack Truck Toolbox: Frame-Mounted Aluminum or Steel Storage
$2,655.00 – $6,026.00Price range: $2,655.00 through $6,026.00

Frame-Mounted Storage Built to Last

The ATB Backpack Truck Toolbox is a vetted, commercial-grade storage system engineered for frame-mount installation behind the cab. Available in aluminum or fully seam-welded steel with a powder coat finish, this toolbox offers eight distinct design configurations—from slanted to straight, with or without headache racks and side boxes. Every unit features stainless steel continuous hinges, gas-spring reinforced doors, and a lockable Dolphin Tail HD T-handle latch. With stationary shelves, J-hooks, and built-in mounting rails, this is a long-term investment in organized, secure equipment storage. Ships free.

FREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORTFREE SHIPPING30-DAY RETURNSEXPERT SUPPORT
Aluminum or Steel
8 Design Options
Fully Seam Welded
Frame-Mount Install
18
Size Configurations
2
Material Options
8
Design Configurations
Weld Integrity That Eliminates Leak Risk

Weld Integrity That Eliminates Leak Risk

Every ATB Backpack Truck Toolbox is fully seam welded on all seams and corners — not stitch-welded or spot-joined like lesser boxes that eventually seep and fail. A single leak from a compromised weld means ruined tools, rusted equipment, and wasted downtime on your job site. Tank Vault curated this line specifically because the full seam weld construction eliminates that failure point entirely. Combined with the rain gutter and automotive-type weather seal on the lid, your stored equipment stays dry and protected regardless of road conditions. This is the craftsmanship that separates a box that lasts seasons from one that lasts years.

Eighteen Configurations Match Any Truck Setup

Eighteen Configurations Match Any Truck Setup

With eighteen dimension options spanning 80 to 96 inches in length, 16 to 24 inches in width, and 26 to 70 inches in height, the ATB Backpack Toolbox adapts to your specific truck and payload requirements. Choose between slanted or straight designs, flat or offset floors, and optional headache racks with or without side boxes. Aluminum configurations start at 300 pounds for the 82-inch model, while steel versions with powder coat black finish deliver heavier-duty construction up to 625 pounds. The built-in frame mounting rails integrate directly behind the cab, so installation is straightforward without drilling into the bed. This investment in the right configuration pays off every day your crew accesses gear without climbing into the bed.

Reinforced Access Points Built for Daily Use

Reinforced Access Points Built for Daily Use

Channel braced reinforced doors with gas springs mean your crew opens and closes the box hundreds of times without hinge sag or door misalignment. The stainless steel continuous hinge runs the full length of the lid — not just at the corners — distributing stress evenly across the entire opening. A lockable stainless steel Dolphin Tail HD adjustable T-handle latch secures the contents, while stationary shelves and two J-hooks on either side keep tools organized and accessible. For fleet operations where multiple users access the same box daily, these details prevent the small frustrations that compound into real downtime. This is commercial-grade hardware vetted by Tank Vault for real-world workload demands.

Compatibility Check

This toolbox mounts behind the truck cab on the frame rails. Verify your truck setup before ordering.

  • Truck frame has open rail space behind cab for mounting rails
  • Selected box width (16" or 24") fits between or behind wheel wells
  • Selected box height clears cab roof and any existing headache rack

Built for the Job Site

Backpack toolboxes maximize vertical storage space behind the cab for equipment, tools, and personal gear.

Construction Equipment Storage
Mechanic Tool Organization
Agricultural Fleet Gear
Utility & Lineman Gear

Full specifications

At a glance

Dimensions
80"x16"x26", 80"x16"x38", 82"x24"x46", 82"x24"x55", 82"x24"x62", 82"x24"x65", 82"x24"x70", 85"x24"x55", 85"x24"x57", 85"x24"x59", 90"x16"x26", 90"x16"x38", 92"x24"x55", 92"x24"x58", 95"x24"x46", 95"x24"x57", 95"x24"x62", 96"x24"x48"
Surface
Powder coat black (standard) or white (optional)
Warranty
See product page
Full specifications7 data points across 4 categories

Dimensions

Available Sizes80"x16"x26", 80"x16"x38", 82"x24"x46", 82"x24"x55", 82"x24"x62", 82"x24"x65", 82"x24"x70", 85"x24"x55", 85"x24"x57", 85"x24"x59", 90"x16"x26", 90"x16"x38", 92"x24"x55", 92"x24"x58", 95"x24"x46", 95"x24"x57", 95"x24"x62", 96"x24"x48"

Power & Performance

Performance SpecsSee product page

Materials

TypeAluminum, Steel
Steel FinishPowder coat black (standard) or white (optional)
HingeStainless steel continuous hinge
LatchLockable SS Dolphin Tail HD adjustable T-Handle latch

Compliance & Warranty

Warranty DetailsSee product page

The Tank Vault Promise

Every product we carry meets real performance standards—or it doesn't make the cut.

Vetted for Build QualityEach ATB toolbox is evaluated for weld integrity, material grade, and real-world durability before we list it.
Free Shipping, AlwaysNo minimums, no thresholds. Your toolbox ships free to your door or jobsite.
30-Day Hassle-Free ReturnsIf it doesn't meet your standards within 30 days, we'll take it back—no runaround.
★★★★★
“We run eight trucks and switched to ATB backpack boxes last year. The full seam weld construction is noticeably better than the boxes we were replacing every two years. The double side doors let the crew grab what they need without climbing into the bed. Built tough, exactly what fleet work demands.”
F
First L.Dallas, TX

ATB Backpack Truck Tool boxes are available in aluminum or steel and are designed to be mounted behind the truck cab on the truck frame.

Backpack toolboxes are ideal for storing equipment, tools and personal gear.

Choose from the following Backpack Toolbox designs:

  • Slanted with offset floor.
  • Slanted with flat floor.
  • Straight with offset floor.
  • Straight with flat floor.
  • Straight with offset floor & headache rack.
  • Straight with offset floor, headache rack & side boxes.
  • Straight with flat floor & headache rack.
  • Straight with flat floor, headache rack & side boxes.

ATB Backpack Truck Toolbox Features:

  • Choose aluminum or steel design.
  • Steel design available with powder coat black (standard) or white (optional) color.
  • Fully seam welded on all seams and corners.
  • Stainless steel continuous hinge on full length of lid.
  • Channel braced reinforced doors with gas springs.
  • Lockable SS Dolphin Tail HD adjustable T-Handle latch.
  • Built-in frame mounting rails for easy installation.
  • Rain gutter and automotive type weather seal.
  • Stationary shelves and two J-hooks on either side.
  • Zinc epoxy primer with MR powder baked topcoat finish.
  • Fully concealed rain gutter, with automotive type weather seal.
  • Drawers with inside adjustable compartments.
  • Mounting kit available as optional add-on accessory.

ATB Backpack Truck Toolbox Sizes & Dimensions:

Angled with Offset Floor Aluminum

ATB Backpack Truck Toolbox Angled with Offset Floor Aluminum

82″L x 24″W x 55″H: 10G Aluminum / Double Side Doors / 300 pounds

82″L x 24″W x 62″H: 10G Aluminum / Double Side Doors / 340 pounds

82″L x 24″W x 65″H: 10G Aluminum / Double Side Doors / 356 pounds

82″L x 24″W x 70″H: 10G Aluminum / Double Side Doors / 385 pounds

85″L x 24″W x 55″H: 10G Aluminum / Double Side Doors / 310 pounds

92″L x 24″W x 55″H: 10G Aluminum / Double Side Doors / 335 pounds

92″L x 24″W x 58″H: 10G Aluminum / Double Side Doors / 354 pounds

Angled with Offset Floor Steel

ATB Backpack Truck Toolbox Angled with Offset Floor Steel

82″L x 24″W x 55″H: 14G Steel / Double Side Doors / 489 pounds

82″L x 24″W x 62″H: 14G/12G Steel / Double Side Doors / 555 pounds

82″L x 24″W x 65″H: 14G/12G Steel / Double Side Doors / 580 pounds

82″L x 24″W x 70″H: 14G/12G Steel / Double Side Doors / 625 pounds

85″L x 24″W x 55″H: 14G/12G Steel / Double Side Doors / 508 pounds

92″L x 24″W x 55″H: 14G/12G Steel / Double Side Doors / 550 pounds

92″L x 24″W x 58″H: 14G/12G Steel / Double Side Doors / 580 pounds

Angled with Flat Floor Aluminum

ATB Backpack Truck Toolbox Angled with Flat Floor Aluminum

82″L x 24″W x 46″H: .125 Aluminum / Double Side Doors / 270 pounds

82″L x 24″W x 59″H: .125 Aluminum / Double Side Doors / 352 pounds

Angled with Flat Floor Steel

ATB Backpack Truck Toolbox Angled with Flat Floor Steel

82″L x 24″W x 46″H: 14G Steel / Double Side Doors / 440 pounds

82″L x 24″W x 59″H: 14G Steel / Double Side Doors / 520 pounds

Offset Floor Aluminum

ATB Backpack Truck Toolbox Offset Floor Aluminum

82″L x 24″W x 55″H: 10G Aluminum / Single Side Door / 298 pounds

85″L x 24″W x 57″H: 10G Aluminum / Single Side Door / 545 pounds

95″L x 24″W x 57″H: 10G Aluminum / Single Side Door / 645 pounds

95″L x 24″W x 62″H: 10G Aluminum / Single Side Door / 675 pounds

Offset Floor Steel

ATB Backpack Truck Toolbox Offset Floor Steel

82″L x 24″W x 55″H: 14G Steel / Single Side Door / 528 pounds

85″L x 24″W x 57″H: 14G Steel / Single Side Door / 545 pounds

95″L x 24″W x 57″H: 14G/12G Steel / Single Side Door / 645 pounds

95″L x 24″W x 62″H: 14G/12G Steel / Single Side Door / 675 pounds

Flat Floor Aluminum

ATB Backpack Truck Toolbox Flat Floor Aluminum

82″L x 24″W x 46″H: 10G Aluminum / Single Side Door / 262 pounds

95″L x 24″W x 46″H: 10G Aluminum / Single Side Door / 358 pounds

96″L x 24″W x 48″H: 10G Aluminum / Single Side Door / 398 pounds

Flat Floor Steel

ATB Backpack Truck Toolbox Flat Floor Steel

82″L x 24″W x 46″H: 14G Steel / Single Side Door / 458 pounds

95″L x 24″W x 46″H: 14G Steel / Single Side Door / 510 pounds

96″L x 24″W x 48″H: 14G Steel / Single Side Door / 515 pounds

Offset Floor Headache Rack Aluminum

ATB Backpack Truck Toolbox Offset Floor Headache Rack Aluminum

80″L x 16″W x 38″H: 10G Aluminum / Single Side Door / 260 pounds

90″L x 16″W x 38″H: 10G Aluminum / Single Side Door / 295 pounds

Offset Floor Headache Rack with Side Boxes Aluminum

ATB Backpack Truck Toolbox Offset Floor Headache Rack Aluminum with storage boxes

80″L x 16″W x 38″H: 10G Aluminum / Single Side Door / 294 pounds

90″L x 16″W x 38″H: 10G Aluminum / Single Side Door / 336 pounds

Flat Floor Headache Rack Aluminum

ATB Backpack Truck Toolbox Flat Floor Headache Rack Aluminum

80″L x 16″W x 26″H: 10G Aluminum / Single Side Door / 312 pounds

90″L x 16″W x 26″H: 10G Aluminum / Single Side Door / 352 pounds

Flat Floor Headache Rack with Side Boxes Aluminum

ATB Backpack Truck Toolbox Offset Floor Headache Rack Aluminum with storage boxes

80″L x 16″W x 26″H: 10G Aluminum / Single Side Door / 337 pounds

90″L x 16″W x 26″H: 10G Aluminum / Single Side Door / 390 pounds

    Other Tool Box Options:

    • For more options see other American Truck Boxes or all Truck Tool boxes.

    Additional information

    TYPE

    Aluminum, Steel
    Design

    Angled with Flat Floor, Angled with Offset Floor, Flat Floor, Flat Floor Headache Rack, Flat Floor Headache Rack with Side Boxes, Offset Floor, Offset Floor Headache Rack, Offset Floor Headache Rack with Side Boxes
    Dimensions

    80"x16"x26", 80"x16"x38", 82"x24"x46", 82"x24"x55", 82"x24"x62", 82"x24"x65", 82"x24"x70", 85"x24"x55", 85"x24"x57", 85"x24"x59", 90"x16"x26", 90"x16"x38", 92"x24"x55", 92"x24"x58", 95"x24"x46", 95"x24"x57", 95"x24"x62", 96"x24"x48"

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    Frequently Asked Questions

    All grills ship fully assembled in heavy-duty crating. Just remove the packaging, add propane or charcoal, and cook. No tools required.
    We offer free 30-day returns on all grills. If you're not completely satisfied with your purchase, contact us and we'll arrange a free pickup.
    Yes — 0% interest financing is available on eligible purchases. Split into 4, 6, or 12 monthly payments with no hidden fees.
    Yes. We carry a full catalog of OEM replacement parts including grates, burners, igniters, and heat shields for every brand we carry.
    Absolutely. Our grills are built for all-weather use. The 304 stainless steel construction is designed to handle temperature extremes from -20°F winters to 110°F summers.
    SKU: A-CP51-558224-S Category: Brand:

    The Tank Vault Promise

    Every product we carry meets real performance standards—or it doesn't make the cut.

    Vetted for Build Quality Each ATB toolbox is evaluated for weld integrity, material grade, and real-world durability before we list it.
    Free Shipping, Always No minimums, no thresholds. Your toolbox ships free to your door or jobsite.
    30-Day Hassle-Free Returns If it doesn't meet your standards within 30 days, we'll take it back—no runaround.

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    About american truckboxes Backpack Toolbox

    american truckboxes is a trusted manufacturer of premium backpack toolbox. TankVault is an authorized dealer offering the full american truckboxes lineup with free delivery, price match guarantee, and expert support.

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