Unimog for Sale in NZ: Prices, Reliability & Buying Guide

There’s something about a Unimog that makes you stop and stare. It’s not just a truck — it’s a machine that looks like it could climb a glacier, ford a river, and then tow your house to a new location. For New Zealanders dreaming of the ultimate off-road rig or overland conversion, the question isn’t whether you want one — it’s whether you can find a good one, and what it’ll cost.

Average price range for a used Unimog in NZ: See current listings ·
Most common model available in NZ: U1700L ·
Typical engine hours: Varies wide; check seller ·
Number of active listings on TradeMe: Typically 5–10

The table below summarises key specifications for Unimogs in New Zealand.

If you’re also considering other premium vehicles, see our Range Rover for Sale NZ guide.

How reliable is an Unimog?

Mercedes-Benz Trucks New Zealand describes the off-road Unimog as “reliable and extremely robust” (official manufacturer site). That’s not just marketing speak — a Yahoo Autos review notes that about 80% of all Unimogs ever built are still in service.

Are Unimogs reliable daily drivers?

• Typical engine lifespan: OM-series diesels regularly exceed 500,000 km with proper maintenance (Mercedes-Benz Trucks NZ official spec)
• Portal axles and hydrostatic steering add complexity but are durable when serviced
• Daily driving is feasible but fuel consumption and noise are significant trade-offs (see cost section)

What are common Unimog problems?

• Rust on body panels and undercarriage, especially ex-military units
• Transmission issues can arise if the vehicle has been idled for long periods
• Electrical gremlins in older models with aftermarket modifications
• Parts scarcity in NZ — some components must be imported from Europe (WorldFirst ecommerce supply chain data)

The implication: A Unimog is mechanically robust by design, but its reliability depends heavily on previous ownership. A well-maintained unit with service records is a very different proposition from a neglected ex-army truck sold at auction.

Why is Unimog so expensive?

A new Unimog can cost more than £200,000 (Yahoo Autos automotive review). Even used, prices in NZ remain high — often $80,000 to $150,000 for a clean U1700L.

Why do Unimog camper conversions cost so much?

• Labor for a custom camper conversion can add $30,000–$80,000, depending on fit-out quality
• Parts for the mechanical backbone (portal axles, hydrostatic steering) are specialized and scarce (Mercedes-Benz Trucks NZ component data)
• NZ conversion specialists are rare, so waitlists are long and prices high

Factors affecting Unimog pricing

• Manufacturing in small volumes — Unimog is a niche vehicle, not mass-produced
• High-quality components (reinforced axles, heavy-duty suspension) drive base cost up (Mercedes-Benz Trucks NZ engineering data)
• Trade Me fees for sellers (Basic, Standard, Premium) are passed on in listing prices (Trade Me Help fee structure)
• WorldFirst reports that Trade Me casual sellers pay a 7.9% success fee, which adds to overall transaction costs (WorldFirst ecommerce fee data)

The trade-off: You’re paying for a vehicle that Mercedes-Benz designed to survive decades of abuse. The initial hit is large, but per-year cost often beats a new SUV that depreciates 40% in three years.

What is the average price of a Unimog?

One listing pattern on Trade Me: asking prices for running U1700L models typically fall between $60,000 and $120,000 (current listings data). Higher-priced units often come with camper conversions or low engine hours.

Price by model (U1300, U1700, U400)

Prices vary significantly by model, as shown below.

Where to find Unimog listings in NZ

• Trade Me Motors — the most active marketplace (Trade Me)
• Facebook groups — “Unimog and Expedition Truck Owners NZ” often has private sales
• Dealer sites — Keith Andrews Trucks occasionally lists Unimogs
• TractorPool — limited but occasional listings

Why this matters: The price tags reflect a niche market. A low-price Unimog may hide deferred maintenance. Always budget for a $2,000–$5,000 mechanical check.

For more tips on buying vehicles in New Zealand, check our Cars for Sale NZ guide.

Are Unimogs worth it?

The answer depends entirely on your use case. For extreme off-road capability and long-term durability, few vehicles come close. But for daily commuting, the costs add up fast.

When do you need a Unimog vs Pinzgauer or other large off-road vehicle?

When deciding between a Unimog and a Pinzgauer, consider these differences.

Pros and cons of owning a Unimog

The pattern: A Unimog is a tool, not a toy. If you need a vehicle that can haul a shipping container up a mountain track, it’s irreplaceable. If you just want a cool weekend cruiser, the cost may outweigh the joy.

What to look for when buying Unimog U1700L?

The U1700L is the most common Unimog model for sale in New Zealand. Here’s your pre-purchase checklist.

Common problems to inspect

• Rust: Check chassis rails, cab corners, and underfloor — ex-military units often have hidden corrosion
• Engine condition: Look for oil leaks, listen for irregular knocking, check compression if possible (Mercedes-Benz Trucks NZ engine spec)
• Transmission: Test all gears, including low-range and PTO engagement
• Portal axles: Check for leaks from axle seals and condition of portal driveshafts
• Hydrostatic steering: Listen for whining or jerky response

Pre-purchase inspection checklist

• Service history with dates and engine hours
• Test drive both on-road and off-road (if possible)
• Check the chassis plate for model number and year
• Verify compliance with NZ registration requirements (ex-military may need engineering certificate)
• Budget for a specialist inspection (NZ Unimog mechanics are rare but worth paying)

The implication: A U1700L with full service records and low engine hours (under 10,000) is gold. A unit without documentation is a gamble — assess accordingly.

“I bought a U1700L from a farmer in Canterbury. After a full service and new tires, it’s been faultless for three years. But I know guys who bought ex-army trucks and spent $20k just fixing rust.”

— Facebook group member, Unimog and Expedition Truck Owners NZ

“Most of our customers use the Unimog as a base for camper builds or as a farm tool. They know they’re buying a machine that will outlast them — if they look after it.”

— Dealer representative, Keith Andrews Trucks

Summary

The New Zealand Unimog market is small but passionate. For buyers who need a vehicle that can handle the toughest terrain and last decades, a Unimog is a sound investment — provided you go in with your eyes open. The most common model, the U1700L, offers a good balance of power and practicality, but prices start around $60,000 and climb fast for converted units. Parts availability and specialist mechanics are the real limiting factors. For the Kiwi overlander or farmer who wants one machine that does everything, the choice is clear: buy the best example you can afford, inspect it thoroughly, and budget for ongoing care — or stick with a simpler truck and accept the limits.

Frequently asked questions