Flat Top Cattle Trailers for Sale All-New 2026 Model

With reinforced frames, ventilation, and secure enclosures, our trailers ensure the wellbeing of livestock on the move. Designed for Australia’s demanding conditions, these trailers offer durability, reliability, and peace of mind for every journey. Are you searching for a heavy-duty cattle trailer for sale or a reliable stock trailer for sale to transport your livestock safely? At United Trailers, we manufacture high-quality cattle/stock trailer units from premium Australian steel.
The cattle trailers in Brisbane are produced utilising high-quality raw materials and cutting-edge technology. As a result, they are praised for their outstanding durability, simple operation and maintenance, and substantial load carrying capability. Our trailers are expertly designed with long-term durability in mind, cattle trailer making them heavy-duty and dependable.

The 12x6 Cattle / Livestock Trailer is our large-capacity stock hauler, built for farmers and graziers who need to move more livestock in every trip. The extra length over a 10x6 gives you valuable additional room, helping you transport bigger mobs safely and reduce the number of trips. Designed with animal welfare and handler safety in mind, its secure gates and durable crate keep stock calm and contained on the road.
We go beyond standard builds — offering lasting support and flexibility for serious users. Whether you’re in construction, farming, or transport, our trailers are built to match your workload and backed by expert guidance every step of the way. As one of the largest trailer manufacturers operating in Queensland, we sell thousands of box trailers a year. Our trailers are trusted by many local companies and brands from the Brisbane and Gold Coast areas. Today, we continue to offer the high-quality and  reliable trailers that our customers have come to know and expect from us.
If you are interested in seeing the tandem trailers up close, feel free to drop by one of our stores. The Stonegate staff are highly knowledgeable and always ready to lend a hand. Our products are 100% Australian made, premium, and customisable to your specific requirement needs. In addition, we also offer specialist trailer attachments and services.

Given the breadth of the company’s product range, this includes travelling to home shows, caravan and ... 03 Jun, A leap forward in efficiency and safety in comparison to any of its counterparts, the EziLoader will be the latest innovation in trailers and attachments to hit the market. We ran into Ron Mileham, Director of EziLoader, at Austech this year and had the chance to ask him a few questions about his revolutionary product.
Stonegate Industries cattle trailers are available in a range of ATM ratings, allowing you to match the trailer to your vehicle for safe and compliant towing. Stonegate Industries cattle trailers include strong rear gates, reliable latching systems and stable construction to help make the process safer and more controlled. In Australia, the transportation of livestock is governed by the Australian Animal Welfare Standards and Guidelines for the Land Transport of Livestock. These standards outline requirements for vehicle design, loading densities, and the welfare of animals during transit. Stonegate Industries flat top trailers are ideal for transporting machinery, pallets and oversized goods thanks to their open platform design.
We customise our premium trailers, crates and tray trucks to your specific requirements, plus we also offer specialist trailer attachments and services. We excel in delivering top-quality, specialised trailers for sectors including cattle, mining, defence and logistics, ensuring precision and excellence for all our clients. With three locations across  the state, Stonegate Trailers is Queensland’s largest tandem trailer supplier.

Overall 47% of Livestock Trucks buyers enquire on only used listings, 53% on new and 3.65% on both new and used Livestock Trucks items. Buyers usually enquire on 1.52 different Livestock Trucks classifieds before organising finance. Our qualified team is committed to excellence, providing robust, reliable, and adaptable solutions for livestock cartage.