Komatsu HM400-3 machine auction prices

As of 6 November 2026, hammerhistory.com has recorded 5 auction sales of the Komatsu HM400-3 machine with a published hammer price, closed between 21 September 2026 and 25 September 2026, on 2 auction sites in 2 countries. One sale is free to read: a 2014 Komatsu HM400-3 machine sold for CAD 56.000 on 21 September 2026. 2 are at auction now.

✓ On the maker's own site 5 sold with a price 2 at auction now 7 seen at auction

4 hammer prices are locked. See what every Komatsu HM400-3 really sold for and know a fair price before you bid. Pay once, open at once, new sales included for a year.

EUR 39one payment, a year of sales

Everything, EUR 129 a month EUR 1,290 a year Every price on the site. Cancel any time.

All sales 5

Sold	Built	Hours	Auction house	Place	Photos	Hammer price
2026-09-21 2014 Komatsu HM400-3 Articulated Dump Truck	2014	unknown	rbauction.com	Mont-Saint-Hilaire, QC, CAN, CA	2	EUR 35.700CAD 56.000 FREE
2026-09-25 2012 Komatsu HM400-3 Articulated Dump Truck	2012	unknown	Auction house	CA	2	in the report
2026-09-25 2012 Komatsu HM400-3 Articulated Dump Truck	2012	unknown	Auction house	CA	2	in the report
2026-09-22 2013 Komatsu HM400-3 Tombereau Articule Articulated Dump Truck	2013	unknown	Auction house	FR	1	in the report
2026-09-22 2013 Komatsu HM400-3 Tombereau Articule Articulated Dump Truck	2013	unknown	Auction house	FR	2	in the report

Click a sale to see that machine with its photos and details. A hammer price under EUR 100 is free to read.

At auction now 2

2016 Komatsu HM400-3 Articulated Dump Truck

rbauction.com · Maltby, L3, GBR

No price startcloses 2026-11-18

2016 Komatsu HM400-3 Articulated Dump Truck Maltby, United Kingdom Closing: Wed, Nov 18

ironplanet.com · Maltby, L3, GBR

No price startcloses 2026-11-18

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Komatsu HM400-3

Construction and earthmoving machines

The Komatsu HM400-3 is a large articulated dump truck designed for heavy duty earthmoving and hauling on construction and mining sites. It has a payload capacity of around 40 tonnes and features a six cylinder Komatsu diesel engine with a hydraulic torque converter transmission. It is part of Komatsu's HM series of articulated haulers, built for stability and traction across rough and uneven terrain.

Built

2008 to 2015

Replaced

HM400-2

Replaced by

HM400-5

We recognise this model across the auction sites and keep every one we see together.

On a used one

Check the condition of the articulation joint and hitch, the tyres, and the suspension cylinders for wear or leaks. Inspect the dump body and hydraulic hoist system for damage, and ask for service records to confirm the engine and transmission have been properly maintained.

About Komatsu

Komatsu is a Japanese maker of construction and mining machinery, and one of the largest in the world. Its range covers hydraulic excavators, wheel loaders, dozers, dump trucks and forklift trucks, with factories in Japan, Europe and the Americas.

Founded 1921 · Tokyo, Japan

All Komatsu models

5sold with a price

2at auction now

2auction sites

2countries

4 more hammer pricesin the report · EUR 39 once

sold, price lockedfree to read

Questions about Komatsu HM400-3 auction prices

How many Komatsu HM400-3 auction sales are on record?

5 sales with a published hammer price, closed between 21 September 2026 and 25 September 2026, on 2 auction sites in 2 countries. 0 more closed without a sale.

Is a Komatsu HM400-3 at auction now?

2 machines of this model are at auction now; they are listed on this page with their current bid and when they close.

Are the Komatsu HM400-3 hammer prices free to read?

The oldest sale of every model is free to read, and so is every hammer price under the site's floor. The other 4 hammer prices of the Komatsu HM400-3 open with an account: every sale of the model for a year, or one sale on its own.

Hammer prices are what the auction house recorded when the lot closed, before the buyer's premium, in the currency of the sale. A sale listed on a house's own site and on its platform counts once. Doubt a figure? Open the sale and its listing is linked there. How prices are recorded.