komatsu HM400-2 SPECIFICATIONS

GROSS HORSEPOWER

338 kW

453 HP

NET HORSEPOWER

327 kW

438 HP

MAXIMUM GVW

69040 kg

152,200 lb

Photo may include optional equipment.

HM400-2

www.Komatsu.com Printed in Japan 200806 IP.AD(05)

CEN00078-05 Materials and specifications are subject to change without notice.

is a trademark of Komatsu Ltd. Japan.

Standard equipment may vary for each country, and this specification sheet may contain attachments and optional equipment
that are not available in your area. Please consult your Komatsu distributor for detailed information.

A

RTICULATED

D

UMP

T

RUCK

W

ALK

-A

ROUND

HM400

-2

ARTICULATED DUMP TRUCK

HM400-2 A R TICULATED D UMP T R UCK

3

Hydro-pneumatic suspension
for all terrains.

The hydro-pneumatic suspension in both
front and rear suspensions assures a
comfortable ride even over rough terrain.

2

Interaxle & differential locks provide
excellent traction in rough terrain.

The oil-cooled multiple-disc interaxle lock and
differential locks can be turned on and off during
travel. In addition, the differential locks can lock up
all three axles’ differentials for maximum traction.

Tiltable cab can be tilted rearward

32 degrees to provide easy service.

Komatsu designed, electronically controlled
transmission for a comfortable ride.

F6-R2 counter-shaft type transmission with K-ATOMiCS
(Komatsu Advanced Transmission with Optimum
Modulation Control System).Transmission shift hold
button optimizes the operator control.

Wide, spacious cab with
excellent visibility

● The wide cab offers a comfortable operator
and passenger environment

● Viscous mounts support the cab while
absorbing vibrations and noise

● Low-noise cab through improved sealing
with integrated floor
Interior noise level 76 dB(A)

● Additional front under view mirrors
provide superior visibility

● Air suspension seat is standard

● Power window (L.H)

High capacity, reliable, continuously
cooled, wet type multiple-disc brakes and
retarder

● Fully hydraulic controlled wet multiple-disc brake

● Retarder absorbing capacity (continuous descent)

389 kW 533 HP

Easy-to-load body

● Heaped capacity 22.3 m329.2 yd

3

● Low loading height 2970 mm 9'9"

● High strength body constructed of thick

wear-resistant steel having 400 Brinell
hardness

High performance and
environment-friendly
SAA6D140E-5 ecot3 engine

● Gross horsepower 338 kW 453 HP

● Meets North American EPA Tier 3 and

EU Stage 3A emission regulations for 2006

● Engine power mode selection system realizes
both greater productivity and
improved fuel economy

● Higher engine output and torque
improve productivity in all applications

Fully hydraulic articulated steering

● Light and easy operation

● Minimum turning radius 8.7 m 28'7"

The HM400-2 with new ecot3 engine, meets the EPA Tier 3 and EU Stage 3A emission
regulations, offers all around maximum productivity with faster travel speed and many
features that enhance efficiency, while reducing maintenance costs. From rough terrain
construction sites to landfills - the HM400-2 has the competitive edge.

GROSS HORSEPOWER

338 kW 453 HP @ 2000 rpm

NET HORSEPOWER

327 kW 438 HP @ 2000 rpm

MAXIMUM GVW

69040 kg 152,200 lb

Photo may include optional equipment.