Skip to Content

3.5m Quad-Axle
Drop Deck Widener Trailer

Australian Made
Australian Made
5 Year Structural Warranty
5 Year Structural Warranty
Unrivalled Service
Unrivalled Service

Every Brimarco quad-axle float is designed around your specific requirements, from deck configuration and load capacity to ramps, axles and accessories. With in-house engineering and a consultative design process, each trailer is built to suit your machinery, operating conditions and compliance.

Engineered to handle heavy loads with ease, quad-axle floats deliver high payload capacity—ideal for transporting large machinery and oversized equipment.

The quad-axle configuration provides enhanced load distribution and improved stability, ensuring safer transport of high-value equipment across varied terrain

Constructed with heavy-duty materials and proven engineering, these trailers are designed to perform reliably in demanding Australian environments.

Available in widening configurations to accommodate over-width machinery, improving compliance and transport efficiency.

Backed by a five-year structural warranty, Brimarco quad-axle floats are built to deliver consistent performance and long service life.

Custom Quads for Big Jobs.

Next-Generation Quad-Axle Widener
A new benchmark in heavy haulage is here. Brimarco’s quad-axle widener is a completely new ground-up design, engineered to deliver up to 39.5-tonne payload capacity, combined with rear steering axles for enhanced manoeuvrability and reduced access restrictions. Built from the ground up to handle oversized machinery with greater control and stability, this next-generation trailer will feature advanced load distribution, improved tracking and the versatility operators demand in tough conditions. More innovation, more capability and more performance…

Quad axle float

Specifications

Payload

39.5t at full width

ATM

55,000 kg

GTM

35,000 kg

Deck Width

2.5m – 3.5m

Deck Height

0.99m

Deck Lengths

Customised to suit your requirements

Overall Lengths

Customised to suit your requirements

Axle Config

Quad-Axle

Availability

Made to Order

Est. Lead Time

16 Weeks

Aggregate Trailer Mass (ATM) is the total maximum weight of a trailer when unhitched, including its payload. Gross Trailer Mass (GTM) is the maximum weight supported by the trailer’s axles when hitched to a vehicle.

Dimensions

Diagram 4m Quad

Long QuadShort Quad
LengthOL17.3815.30
DL17.0614.98
DeckTD4.304.30
BD12.7610.68
DH0.990.99
OtherBT0.630.63
KH12.7012.70
KP11.431.43
KP20.580.58
Long QuadShort Quad
OtherSC2.152.15
AC12.2510.17
RO13.703.70
RO25.505.50
RO31.901.90
GS3.603.60
AS11.251.25
AS22.352.35

Legend

OL Overall Length
DL Deck Length
TD Top Deck
BD Bottom Deck
DH Deck Height
BT Beavertail
KH Kingpin Height
KP Kingpin Centre
SC Swing Clearance
AC Axle Centreline
RO Rear Overhang
GS Group Spread
AS Axle Spacing

Note: All dimensions are listed in metres (m)
†Top deck length includes flip over ramp in position shown. For custom lengths or other special requirements please contact Brimarco directly. ^Payload refers to engineered structural capacity. On-road limits depend on local regulations and vehicle configuration. *5 Year Warranty applies to structural defects only.

Frequently Asked Questions

Quad-axle float trailers are designed for transporting heavy machinery and oversized equipment, including excavators, dozers and agricultural machinery. Their high payload capacity and stability make them ideal for civil, transport and farming applications.

A quad-axle trailer provides greater load capacity and improved weight distribution compared to tri-axle setups, making it better suited for heavier equipment while maintaining stability and compliance on Australian roads.

Yes. All Brimarco quad-axle floats are custom built to suit your specific requirements, including deck design, widening options, ramps and axle configurations, ensuring the trailer is tailored to your machinery and operating conditions.

Brimarco quad-axle floats are engineered to handle heavy-duty loads, with rear capacities of up to 35,000kg and an overall ATM of up to 55,000kg, making them ideal for transporting large machinery and high-value equipment safely and efficiently.

Use Cases

  • Heavy Machinery Haulage
  • Civil and Earthmoving Projects
  • Agricultural Machinery Transport
  • Oversize and Overweight Load Transport
  • Specialty Transport Projects

Brimarco Customer Testimonials

Why Choose Brimarco?

Australian made icon

Australian Design

Every Brimarco trailer begins with Australian design thinking. Developed in Ballarat to suit local conditions, machinery and road networks. Purpose-built solutions ensure optimal performance, durability and compliance from day one.

Australian engineering icon

Australian Engineering

Engineered in-house using advanced modelling and real-world testing, Brimarco trailers are designed for strength, stability and reliability, delivering high-performance transport solutions for demanding agricultural and civil applications.

Australian manufacturing icon

Australian Manufacturing

Built in Ballarat, Victoria, each trailer is manufactured with precision and care using high-quality materials, ensuring consistent quality, faster turnaround times and equipment you can rely on in the field.

Local support icon

Local Support

When you work with Brimarco, you deal directly with the people who design and build your trailer. That means faster answers, practical advice and genuine support when you need it most.

Years experience icon

Over 50 Years Experience

Backed by decades of industry experience, Brimarco combines proven knowledge with modern innovation, delivering custom trailers and custom movable facilities that are trusted to perform across Australia’s toughest conditions.

Genuine people icon

Genuine People

We believe in straight answers and strong relationships. Our team takes a hands-on, honest approach, always working closely with our customers to deliver solutions that suit their operation, not a standard specification sheet.

Enquire Now

Fill out the form below and we will be in touch.

Preferred contact method (Required)
Service and parts requests are handled by our service team – please use the Service & Parts page so your request reaches them directly.
Looking for work? Please apply through our Careers page so you can attach your CV.