Komatsu S172

Unrivalled performance with large trees

Komatsu S172

A mighty head with a two-wheel feed designed for massive and challenging forest. What's more, it's exceptionally reliable and easily customised to individual needs.




Komatsu S172 technical drawing
Max widht

1,937 mm

Height incl. rotator

2,222 mm

Height to vertical knife

1 776 mm (69.9”)

Roller opening, max

713 mm

Opening front knife to rear knife

772 mm (30.4")

Opening front knives

757 mm (29.8")


Dry weight, incl rotator, from 1,696 kg

Feed speed

0-5 m/s

Gross feed force

40,2 kN

Feed wheel type


Delimbing knives, number


Delimbing knives, opening

500 mm


90 cm

Saw motor

19 cm3/rev

Fell/Cut diam. theor. max

750 mm

Max hydraulic flow

300 l/min

Max hydraulic pressure

28 MPa

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.