Model 172 - Tower Yarder
The Madill 172 is a large leaning tower yarder. It is powered by a Detroit Series 60 Tier III 450 HP turbo charged engine mated to an Allison S5620A Powershift transmission. The 172 uses a D7 excavator undercarriage, boasts a 72 foot telescoping and tilting tower with hydraulic cylinders and offers 5 guylines as standard. Ideally suited to skyline carriage logging, this is the premium tower yarder in the industry.
110,500 lbs (approx.; no lines, 100 gal fuel)
Detroit Series 60, 14.0 Litre, Tier III, 450 HP @ 2,100 RPM
Allison S5620A Powershift
MAIN DRUM LINE SPEED
5 @ 250’ 1 1/8' line
72’ telescoping yarding tower