3x4 Tri Axle Low Loader

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3x4 Low Loader for Transgrid - Orange NSW

Transgrid 1

3x4 Low Loader - Axle lift

Tri Extendable Low Loader

TRT Tri Axle 3x4 Extendable Low Loader

Tri Mid Tipping Deck Low Loader clear cut

TRT Tri Axle 3x4 Mid Tipping Deck

Tri Deck Widening Low Loader clear cut0

3x4 Deck Widening Low Loader

Tri Fixed Width Low Loader

TRT Tri Axle 3x4 Fixed Width Low Loader

Tri Deck Widening Low Loader with 1 rear steer clear cut

TRT 3x4 Deck Widening Low Loader with 1 Rear Steer

3x4 Extendable deck low Loader from TRT

TRT Extendable Deck Low Loader

Tri Axle Widening Low Loader clear cut

Tri Axle 3x4 - Axle Widening Low Loader

Up to 30t Payload

We have a range of 3x4 low loader trailer options to suit your payloads:

  • Axle Widener
  • Deck Widener
  • Widening with 1 rear steer
  • Extendable Length
  • Fixed Width
  • Mid Tipping Deck

Our in-house trailer design and sales team work with you to build the best trailer for your operation. All of our trailers come with TRT's standard quality features and finishes to ensure that your low loader has a great return on investment for the long haul.  

TRT are able to manufacture to your required deck length to suit varied payloads. View the drawings and specifications for each model below. If you're not sure which trailer is best for your operation, use our Trailer Selector tool or get in touch with one of our team.

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Axle Widening Low Loader

  • 2.5m closed to 3.5m open.
  • Increased stability
  • Full depth chassis with axles set through,  for maximum strength.
  • Low profile gooseneck design.
  • Hydraulic suspension (double acting) for maximum stability and lift axle options.

Designed to widen to the width of the machines being transported to give maximum stability. Widening from 2.5m to 3.5m and with varied deck lengths to suit plant and equipment up to 30t.


Tri Fixed Width Low Loader 1

Fixed Width Low Loader

  • Built from 2.5m wide up to 3m wide
  • With swept path cert no travel restrictions (NZ)

This trailer built at the width to suit your plant and equipment. It is a simple trailer to operate at lighter tare weights than a widening trailer. Ideal where access is difficult or bridges are narrow. Check with TRT's engineers, this trailer combination can be supplied with a swept path certificate for unrestricted travel.

Tri Mid Tipping Deck Low Loader

Mid Tipping Deck

  • Multiple machine loading
  • Hydraulic Mid Tip Deck gives access to top deck
  • Paver style ramps for low ground clearance machines

Where multiple machines are required to be transported, this model, with Hydraulic Mid Tip Deck provides the solution. Ideal for Roading operators who have a range of equipment that needs to be on site together.

Widened over axles

Deck Widening - Without Steer

  • Widens from 2.5m to 3.5m
  • Ideal for narrow roads with limited access
  • Strong spine and rib construction

Deck widening low loaders are used mainly where wide machines need to be transported into areas where access is difficult and roads are narrow. The wheels stay at 2.5m wide but decks can widen up to 3.5m to suit the width of the load.

Tri Extendable Low Loader

Extendable Low Loader

  • Low height at 700mm allows high loads to travel legally
  • Extending to 15.2
  • Ramps fitted for track machines.

Loads that would normally be over height can be transported legally with the super low deck height. Extending to 15.2m with several other locking lengths to suit. Fitted with ramps this trailer becomes a versatile trailer able to carry track plant and machinery, substations, buildings etc.

This trailer is ideal for long loads, and where height is an issue.

Tri Deck Widening Low Loader with 1 rear steer clear cut

Deck Widening with Rear Steer

  • Width: 2.5 m to 3.5 m 
  • Widening: Axles remain 2.5 m wide for narrow roads with limited access
  • Rear Steer: Spaced rear steer provides extra payload and maneuverability
  • Travel Height: 910mm on 17.5 tyres (other tyre options available)

For transporting over-dimensional loads in metro areas, but also when you need a low loader that operates as easily on-highway and on forestry roads. This trailer can be supplied with or without top deck. It features an extra deep coaming rail, , high tensile, full depth chassis, and cross members engineered for extra strength where it counts. The low loader in the attached drawings has a special axle group (spread) for additional payload.


Please refer to the specifications in the drawings tab for more detailed information
Double acting hydraulic suspension - for increased stability with the ability to lift any axle.
Low profile gooseneck – load machines further forward to maximise payload.
High tensile construction with wear plate decking.
Deep coaming rail - ensures less deflection when fully loaded.
Full depth chassis rail with axles set through – strong design and lowest deck height available.
Load restraints – rated 10t.
BPW axles – larger brake linings, fitted backing plates and easy serviceability.
Ramps – power up and down for safety, float mode ensures longevity of rams when loading.
Accumulators – provides a soft ride and less fatigue on trailer, truck and driver.
Widening stool – all tyres are off the ground when widening, protecting bitumen surfaces.
Steering axles - for improved manoeuvrability.

Spec 3x4 Deck Widening 1 Rear Steer - AU

> pdf (135 KB)

Axle Widening Low Loader Brochure 2022

> pdf (4.3 MB)

Spec 3x4 Fixed Width - NZ

> pdf (134 KB)

Drawing 3x4 Deck Widening 1 Rear Steer - AU

> pdf (796 KB)

Drawing 3x4 Fixed Width - NZ

> pdf (245 KB)

Spec 3x4 Deck Widening - AU

> pdf (135 KB)

Spec 3x4 Extendable - AU

> pdf (223 KB)

Drawing 3x4 Deck Widening - AU

> pdf (418 KB)

Spec 3x4 Mid Tipping Deck - AU

> pdf (136 KB)

Drawing 3x4 Extendable - AU

> pdf (824 KB)

Drawing 3x4 Mid Tipping Deck - AU

> pdf (583 KB)

3 x 4 Axle Widening Low Loader AU web

> pdf (135 KB)

Drawing TRT Axle Widening 3x4 W AU

> pdf (1.1 MB)

Give us a call on 07 3890 8800 for more information or a quote, or contact the team using the link below.