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Innovative SIGMADOZER™ reduces digging resistance and demonstrates smooth material roll up to increase blade load.
Blade capacity 14.6 m³ 19.1 yd³
Komatsu-integrated design
for value, reliability, and versatility. Hydraulics, power train, frame, and all other major components are engineered by Komatsu. You get a machine with components designed to work together for higher production, greater reliability, and more versatility
Hydraulically driven radiator cooling fan
controlled automatically, reduces fuel consumption and operating noise levels.
SAA6D140E-5 turbocharged after-cooled diesel engine provides a net output of 335 kW / 449 HP with excellent productivity. This engine is EPA Tier 3 and EU stage 3A emissions certified.
Preventative maintenance
• Centralized service station
• Enclosed hydraulic piping
• Modular power train design
• Oil pressure checking ports
Automatic lockup torque converter saves fuel and increases speed and power transmission efficiency on long pushes.
Simple hull frame and monocoque track frame with pivot shaft for greater reliability.
KOMTRAX® equipped machines can send location, SMR and operation maps to a secure website utilizing wireless technology. Machines also relay error codes, cautions, maintenance items, fuel levels, and much more.
New hexagonal designed cab includes:
• Spacious interior
• Comfortable ride with new cab damper mounting and K-Bogie undercarriage
• Excellent visibility
• High capacity air conditioning system
• Palm Command Control System (PCCS) lever controls
• Pressurized cab
• Adjustable armrests
• Travel control console integrated with operator seat
Extra-low machine profile provides excellent machine balance and low center of gravity.
Hydrostatic Steering System (HSS) provides smooth, quick, and powerful control in varying ground conditions.
Optional track shoe slip control system reduces operator fatigue.
K-Bogie undercarriage system improves traction, component durability, and operator comfort.
New track link design reduces maintenance cost by making turning pins easier, with improved pin reuse.
Low-drive, long-track, seven roller undercarriage provides outstanding grading ability and stability.

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