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Semi-trailers
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Outback Trailer Works

Hello, we have a tri-axle semi-flat car trailer in Brisbane from about A$9,650, with slide-in ramps. What payload and how many axles do you need?

Southern Cross Trailers

Hi, our 3,500 kg tandem hydraulic tipper trailers start at about A$7,700 in Melbourne. Do you need hot-dip galvanised steel, and when do you need delivery?

Coastal Flatdeck Sales

Hello, our 22-pallet flat-top semi-trailers in Perth start from about A$68,000. How many axles do you need, and would you like the documents checked?

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Semi-trailers in Australia

Semi-trailers in Australia are quoted from about A$49,000 for a 40-foot skeletal trailer to around A$70,000 for a tri-axle flat top. Tandem tipper trailers and car trailers cost much less, roughly A$3,300 to A$14,000. Prices depend on axles, payload and year. For current offers in your city, describe the trailer you need in a request on BlaBlaPrice.

Approximate prices in Australia, November 2026 (sellers' websites)
TypePrice range
Car semi-flat trailers, about 2,000 to 4,500 kg GVMA$3,290–A$13,990
Tandem hydraulic tipper trailer, 3,500 kg ATMA$7,699–A$9,899
Flat-top or skeletal semi-trailer, 22 pallets or 40 ftA$49,000–A$70,000

Heavy vehicle rules to check

The National Heavy Vehicle Regulator (NHVR) regulates heavy vehicles over 4.5 tonnes gross vehicle mass. The Heavy Vehicle National Law describes three main types of heavy trailer: dog trailers, pig trailers and semi-trailers. Trailers of 4.5 tonnes or less follow Vehicle Standards Bulletin 1, which helps manufacturers understand the Australian compliance requirements. Ask the seller for the gross vehicle mass, the Australian standards the trailer was built to and its roadworthiness papers before you agree a price.

Season and timing

November falls in spring, summer runs from December to February, and winter runs from June to August. Trailers are used through the year, so the season matters less than your own work schedule. Ask the seller how soon the trailer can be delivered, and check the warranty terms in writing before you pay, so you know who covers a fault after the sale.

Delivery and what to put in your request

Sizes are given in metres and weights in kilograms, and many listings quote GVM or ATM, the maximum mass the trailer is rated for. Name your city (Sydney, Melbourne, Brisbane, Perth or Adelaide) and say if you can collect from a regional depot such as Townsville. In your request, give the semi-trailer type, make, year, payload, number of axles, equipment, documents and budget in A$.

BlaBlaPrice is free for buyers. Describe the trailer in your own words in a chat, and add a photo if you have one. The AI asks for missing details, looks through Australian sellers' websites and price lists, and shows the prices and businesses it found. Sellers registered on BlaBlaPrice reply in the chat with their own offer and delivery terms, and your contacts stay hidden until you choose to share them. See also Car trailers and Dropside semi-trailers.

Questions and answers

How much does a semi-trailer cost in Australia?

Skeletal and flat-top semi-trailers are roughly A$49,000 to A$70,000, depending on axles, year and equipment. Tipper and car trailers cost about A$3,300 to A$14,000.

Which law covers heavy trailers?

The Heavy Vehicle National Law describes three main types of heavy trailer: dog, pig and semi-trailers. The NHVR regulates heavy vehicles above 4.5 tonnes gross vehicle mass.

Do trailers need to meet Australian standards?

Yes. Trailers of 4.5 tonnes or less follow Vehicle Standards Bulletin 1, and manufacturers build to the Australian Design Rules. Ask the seller for the compliance papers.

What should I check on a used trailer?

Check the year, axles, gross vehicle mass, equipment and documents, and ask for roadworthiness records.

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