Komatsu S172

Harvester head for high performance with large diameter trees

Komatsu S172

Komatsu S172 is a mighty harvester head with a two-wheel feed designed for massive and challenging forest. It's reliable and easily customised to individual needs.




Komatsu S172 harvester head dimensions
Width, max

1 937 mm (76.3”)

Height incl. rotator

2 194 mm (86.4”)

Height to top knife

1 748 mm (68.8”)

Opening knives, upper

757 mm (29.8")

Opening knives, lower

772 mm (30.4")

Roller opening, max

713 mm (28.1”)


Dry weight, incl rotator, from 1 675 kg (3,693 lb)

Feed speed

0-5 m/s (0-16,4 ft/s

Gross feed force

40,2 kN (9,037 lb)

Feed wheel type


Delimbing knives, number


Delimbing dia., tip-to-tip

500 mm (19.7”)

Saw bar

90 cm (35.4”)

Saw motor

19 cm3/rev (1.16 cu in/rev)

Fell/Cut diam. theor. max

750 mm (29.5”)

Max hydraulic flow

300 l/min (79.3 gal/min)

Max hydraulic pressure

28 MPa (4,061 psi)

General information

Standard and extra equipment are market-dependent and vary between countries. The specification describes possible equipment, not that which is standard or optional. Stated weights are based on standard equipment. Specifications and designs are subject to change without notice.

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