STANDARD EQUIPMENT FOR BASE MACHINE ● Air cleaner, double element with dust indicator ● Alternator, 50 ampere ● Batteries, 2 x 12V 170 Ah ● Blower cooling fan ● Color monitor ● Decelerator pedal ● Fenders ● Horn, warning Hydraulics for dozer Hydrostatic steering (HSS) system Lighting system (includes 2 front, 1 rear) Muffler with rain cap Palm lever steering control Radiator with reserve tank Rear cover Starting motor, 11kW/24V Suspension seat ● Track roller guard, end sections ● Track shoe assembly – Sealed and lubricated track ● Underguards, oil pan and transmission ● 560 mm 22" single grouser shoe OPTIONAL EQUIPMENT Variable multi-shank ripper ● Additional weight (including hydraulic control unit): 3760 kg 8,290 lb ● Beam length: 2320 mm 7'7" ● Hydraulically-controlled parallelogram-type ripper with three shanks. Digging angle infinitely adjustable. Standard digging angle*: 49° ● Maximum digging depth: 900 mm 2'11" ● Maximum lift above ground: 950 mm 3'1" Variable giant ripper ● Additional weight (including hydraulic control unit): 2440 kg 5,380 lb ● Beam length: 1400 mm 4'7" ● Hydraulically-controlled parallelogram-type ripper with one shank. Digging angle infinitely adjustable. Standard digging angle*: 49° ● Maximum digging depth: 1240 mm 4'1" ● Maximum lift above ground: 950 mm 3'1" * Measured with ripper point on ground and shank vertical. Shoes Shoes (optional) Additional weight Ground contact area 560 mm 22" extreme service shoes 610 mm 24" extreme service shoes 660 mm 26" extreme service shoes CRAWLER DOZER ROPS cab ● Additional weight: 700 kg 1,545 lb ● All-weather, enclosed pressurized cab ● Dimensions: —Length: 1735 mm 5'8" —Width: 1755 mm 5'9" —Height from floor: 1635 mm 5'4" ● Meets ISO 3471, SAE J1040 APR88 ROPS standards, and ISO 3449 FOPS standard. Other ● Air conditioner ● Backup alarm ● Cab heater and defroster ● Engine side cover ● Locks, filler caps and covers ● Rear view monitoring system ● Rigid drawbar ● Tool kit Photo may include optional equipment. Materials and specifications are subject to change without notice. is a trademark of Komatsu Ltd. Japan.

CRAWLER DOZER WALK-AROUND OUTSTANDING PRODUCTIVITY & FUEL ECONOMY Innovative SIGMADOZER reduces digging resistance and demonstrates smooth material roll up to increase blade load. Blade capacity 9.4 m3 12.3 yd3. See page 4. Automatic transmission with lockup torque converter increases speed and power to improve fuel New integrated ROPS cab includes: PCCS (Palm Command Control System) ● Electronic controlled PCCS travel control ● Electronic controlled PCCS blade/ripper control ● Fuel control dial ● Automatic/manual gearshift selectable mode ● Gearshift pattern preset function ● ECMV controlled...

CRAWLER DOZER PRODUCTIVITY & FUEL ECONOMY FEATURES Outstanding fuel economy Automatic transmission with lockup torque converter Automatic transmission with lockup torque converter A sharp reduction in fuel consumption and greater power Fuel consumption decreased by (compared with our conventional model) train efficiency is achieved by the new automatic gearshift gearshift transmission selects the optimal gear range depending on the working conditions and load placed on the machine. This means the machine is always operating at maximum efficiency. (Manual gearshift mode is selectable with a switch)...

ECOLOGY FEATURES CRAWLER DOZER CONTROL FEATURES Human-Machine Interface PCCS (Palm Command Control System) Komatsu’s ergonomically designed control system “PCCS” creates an operating environment with “complete operator control” . Palm command electronic controlled travel control joystick Engine Fuel efficient electronic controlled engine Palm command travel joystick posture and superb fine control DOWN SHIFT Transmission gear shifting is Blade control joystick controlled palm without operator fatigue. HP at 1900 rpm. The fuel-efficient, powerful Komatsu engine provides the operator with a relaxed...

CRAWLER DOZER MAINTENANCE FEATURES WORKING ENVIRONMENT Preventative maintenance Preventative maintenance is the only way to ensure long service life from your equipment. That’s why Komatsu designed the D155AX-6 with conveniently located maintenance points to make necessary inspections and maintenance quick and easy. Multi-monitor with troubleshooting function to prevent critical machine troubles Easy radiator cleaning with hydraulic drive fan Various meters, gauges, and warning functions are centrally hydraulically driven cooling fan. The fan can be reversed arranged on the multi-monitor. Offers...

SPECIFICATIONS ENGINE *Net horsepower at the maximum speed of radiator cooling fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239kW 320HP TORQFLOW TRANSMISSION Komatsu’s automatic TORQFLOW transmission consists of a watercooled, 3-element, 1-stage, 1-phase torque converter with lockup clutch, and a planetary gear, multiple-disc clutch transmission which is hydraulically actuated and force-lubricated for optimum heat dissipation. Gearshift lock lever and neutral safety switch prevent machine from accidental starts. Travel speed 1st 2nd 3rd L 3rd US ton Automatic gearshift mode...