Open aluminium underbody toolbox fitted under a ute tray behind the rear wheel

Aluminium underbody
toolboxes.

Every box is cut, folded and welded in our workshop to fit the space under your tray.

Pair of aluminium underbody toolboxes with compression locks Raw aluminium underbody toolboxes fresh off the workshop bench Underbody toolbox at the rear corner of a LandCruiser 79 tray
What you get

Underbody toolboxes
for utes.

Lockable storage that uses the space under your tray, so the deck stays free. Built into your new tray in our Piara Waters workshop.

  • Front and rear box optionsFront / rear
  • Compression locksLockable
  • Shaped to fit under your trayCustom
  • Premium-grade aluminiumAluminium
  • Powder coat availableFinish
In the workshop

Cut, folded,
welded in‑house.

From flat aluminium sheet to a fitted box, every step happens in our workshop. Here's one set on its way. See the project.

Pair of raw aluminium underbody toolboxes before fitting
Fresh off the bench
Underbody toolboxes with compression locks
Compression locks
Angled aluminium underbody toolboxes shaped to the tray
Shaped to the tray
Open underbody toolbox fitted behind the rear wheel
Fitted & finished
Pair them with a tray

More storage
under the tray.

Toolboxes are one of the storage options on every Rep Engineering tray. Combine them with the others to suit your work or your next trip.

Underbody toolboxes

Front and rear boxes that use the space under the tray.

Rear trundle drawer

A slide-out drawer at the back for gear you reach for often.

Water tanks

50L or 80L tanks for camp, wash-down or the worksite.

Ute trays

See what comes standard on every tray, and the other extras. →

Want a canopy on top too? See our tray & canopy builds.

How it works

From enquiry
to on the road.

Every toolbox is designed and fabricated in-house at our Piara Waters workshop, so you deal with the people building it from start to finish.

Tell us what you need

Send an enquiry or give us a call with your vehicle and how you'll use it. We'll reach out within a couple of days.

We design it to suit

Your toolbox is sized and designed around your vehicle, following the factory body lines for a clean, seamless finish.

Built in-house

We fabricate it in our workshop from premium-grade aluminium, using proven techniques and plenty of attention to detail.

Get a quote

Tell us about
your toolboxes.

The more we know, the faster we can come back to you with the right setup. Helpful things to include:

  • Your vehicleMake, model, year and cab style.
  • Front, rear or bothWhere you want the boxes and what you'll keep in them.
  • Extras you're afterToolboxes, water tanks, drawers, racks or finishes.
I'm after
We'll get back to you within a couple of days.

Let's build
your toolboxes.

Tell us what you need, and we'll reach out within a couple of days.

Call the workshop 0449 251 530 Get a quote