PetLawn & GardenTruck & AutomotiveClothingPoultryHeating & CoolingHorseSporting GoodsOutdoor Power EquipmentFencing & GatesLivestockOutdoor LivingPet & Animal PharmacyToolsHome ImprovementFarm & RanchBoots & ShoesTrailers & TowingHome Decor & FurnitureWild Birds & WildlifeToysGift CardsServices Propane RefillTrailer RentalGarden CenterFeed CenterSame Day DeliveryPetVet ClinicPet WashGrooming at PetsenseDog Training at PetsenseTractor Supply RxPet InsuranceWag!

"Savings and Offers"

Weekly AdSaleClearance

"More Options"

Weekly AdWhat's NewTractor Supply AppEarn Rewards with Neighbor's ClubHometown HeroesLife Out Here BlogTSC Exclusive BrandsTop BrandsClearance ItemsBattery FinderOutdoor Power Equipment Parts FinderHitch Finder

Yard & garden deals worth digging into

|
Shop Now
Order statusTSC Credit CardsWhat’s newPetsenseWeekly Ad
​

Sign In / Enroll

Get rewarded!

A boy outside with a dog. A man is on one knee in the background.
A boy outside with a dog. A man is on one knee in the background.
Image showing 0 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 1 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 2 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 3 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 4 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 5 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 0 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 1 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 2 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 3 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 4 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 5 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 6 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.
Image showing 0 th Buyers Products Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.

Buyers Products  Heavy-Duty Smooth Aluminum Step Box for Semi Trucks, 16 in.

0.0(0)
$599.99
Ship to Store
Standard Delivery

Color: Aluminum

Color: Aluminum

See full details
{"store_id":2314,"page_number":1,"category":"Truck & Automotive>Truck Tool Boxes>Underbody Truck Tool Boxes","keywords":"underbody-truck-tool-boxes","item":"","filters":[],"availability":"","price":"","id":""}
Sort by Most Popular

Compare

Add up to 4 items

Sorry, no matches were found for “Underbody Truck Tool Boxes”. Try a new search.

Get the top deals, latest trends and more
Sign up for emails from Tractor Supply today.
First Name*
Last Name*
Email*

Customer Support

  • Order Status

  • Return Policy

  • Delivery Options

  • Tax Exemptions

  • Frequently Asked Questions

  • Contact Us

  • Recall Notices

  • Call:  

    (877) 718-6750

  • Mon - Sat: 7am - 9pm CT

  • Sun: 8am - 7pm CT

  • Closed Christmas Day

About Us

  • Who We Are

  • Investor Relations

  • Stewardship

  • Community

  • Military Support

  • Product Catalog

  • Tractor Supply Stores

  • .Pharmacy Verified Website

Work With Us

  • Careers

  • Sponsorship

  • Affiliate Program

  • Potential Vendor Partners

  • Vendor Information

  • Tractor Supply Media Network

Neighbor's Club

  • About

  • Rewards

  • Hometown Heroes

  • Frequently Asked Questions

  • Terms & Conditions

Credit Center

  • TSC Credit Card

  • Klarna

Stay Connected

Connect & Share with the Tractor Supply Community.

Tractor Supply App

Shop on the go with the Tractor Supply App

Learn More

Stay Connected

Connect & Share with the Tractor Supply Community.

Tractor Supply App

Shop on the go with the Tractor Supply App

Learn More
  • Order Status

  • Return Policy

  • Delivery Options

  • Tax Exemptions

  • Frequently Asked Questions

  • Contact Us

  • Recall Notices

  • Call:  (877) 718-6750

  • Mon - Sat: 7am - 9pm CT

  • Sun: 8am - 7pm CT

  • Closed Christmas Day

  • Who We Are

  • Investor Relations

  • Stewardship

  • Community

  • Military Support

  • Product Catalog

  • Tractor Supply Stores

  • .Pharmacy Verified Website

  • Careers

  • Sponsorship

  • Affiliate Program

  • Potential Vendor Partners

  • Vendor Information

  • Tractor Supply Media Network

  • About

  • Rewards

  • Hometown Heroes

  • Frequently Asked Questions

  • Terms & Conditions

  • TSC Credit Card

  • Klarna

Connect & Share with the Tractor Supply Community.

Shop on the go with the Tractor Supply App

Learn More
  • Privacy policy
  • Your Privacy Choices
  • Terms and Conditions
  • California Transparency Act
  • Legal Notices
  • Accessibility
  • Responsible Disclosure Statement
  • Surprise (Balance) Medical Billing Disclosure
  • Transparency in Coverage
  • Human Rights Policy
  • Vendor Code of Conduct
  • California Notice of Collection
  • Privacy Requests

© 2026, Tractor Supply Co. All Rights Reserved.