Semi-trailers

Semi-trailers in New Zealand: prices, COF and what to check

Updated 4 November 2026

A semi-trailer in New Zealand costs from about NZ$5,300 for a low flatbed up to around NZ$41,800 for an 80-tonne six-axle low-loader. For a current price on a specific type, year and payload, post a request on BlaBlaPrice, and sellers reply with their own offers.

Rules and inspections to check

Heavy trailers and vehicle combinations must meet the dimension and mass limits in the Land Transport Rule: Vehicle Dimensions and Mass 2016. Trailers with a gross laden weight above 2,000 kilograms must have brakes. Heavy trailers are inspected for a certificate of fitness (COF), so ask the seller for the COF status and documents. Under the Heavy Vehicle Rule, towing connections must carry New Zealand certification, which matters for imported semi-trailers, so check this before you pay.

Season: when demand picks up

November falls in late spring, and work on farms and construction sites ramps up as the weather dries. Summer, from December to February, keeps that work going, so good trailers move quickly in late spring. Winter, June to August, is wet in many regions and slows site work, so ordering in autumn or early winter can suit buyers who can wait for delivery.

How semi-trailers are priced and delivered here

Listings do not always say whether GST is included, so confirm it in each offer. Semi-trailers are measured by axles, payload in tonnes and length in metres, so ask for those figures. Delivery between Auckland, Wellington, Christchurch, Hamilton and Tauranga is a long haul for a heavy trailer, so ask who transports it and whether the price includes delivery to your yard.

What to put in your request

Name the semi-trailer type (flatbed, curtain-side, tipper, container or low-loader), the make, the year, the payload in tonnes and the number of axles. Add the equipment you need, the documents you want with it (COF and registration), the condition, your budget in NZ$ and your city.

Getting offers through BlaBlaPrice is free for buyers. Describe the trailer in your own words in the chat. BlaBlaPrice's AI asks for missing details, looks through sellers' websites and price lists in New Zealand, and shows the prices and businesses it found. Sellers registered on BlaBlaPrice reply in the chat with their own offer, price and delivery terms. Your contact details stay hidden until you choose whom to share them with. For related types, see Dropside semi-trailers or Tipper semi-trailers, or create a request to start.