NET HORSEPOWER 79 kW 105 HP @ 2200 rpm OPERATING WEIGHT D39EX-22: 9040 kg 19,930 lb D39PX-22: 9480 kg 20,900 lb STANDARD EQUIPMENT FOR BASE MACHINE Undercarriage ● Idler cushions ● Sprockets, bolt-on ● Track roller guards, end section ● Track shoe assembly w/sealed and lubricated link assembly: —D39EX-22: 460 mm 18.1" single grouser shoes —D39PX-22: 635 mm 25.0" single grouser shoes Guards and covers ● Crankcase guard and underguard ● Engine hood and side panels ● ROPS/FOPS* ● Sprocket inner guard Operator environment ● Cup holder ● Electronic monitor panel with on-board diagnostics ● Foot rest, high mounted ● Horn ● Seat belt, 76 mm 3" retractable ● Seat, low back vinyl, suspension type Dozer assembly ● Variable pitch and power angle tilt dozer assembly, inside arms (EX: 2710 mm 8'11" blade, PX: 3250 mm 10'8" blade) Hydraulics and controls ● Accumulator for Proportional Pressure Control (PPC) ● Hydraulics for PAT dozer ● Palm Command Control System (PCCS) with Proportional Pressure Control (PPC) for blade control Vandalism protection ● Filler cap locks and cover locks ● Instrument panel lock and cover (canopy only) Other standard equipment ● Grease gun holder ● High altitude arrangement (no fuel adjustment up to 2300 m 7,546 ft) ● Lighting package - (3 front, 1 rear cab/canopy) ● Marks and plates, English ● Pullhook, front CRAWLER DOZER Engine and related items ● Air cleaner, dry, double element type with caution lamp on monitor ● Decelerator pedal ● Engine, KOMATSU SAA4D107E-1, net output of 79 kW 105 HP direct injection, turbocharged, air-to-air aftercooler, EPA Tier 3 emissions certified ● Fan, hydraulic driven, electronic control ● Fuel pre-filter (10 micron) and fuel filter (2 micron) ● Intake pipe with precleaner ● Radiator mask grid ● Radiator reserve tank ● Ribbon heater ● Water separator Electric system ● Alternator, 35 amp (24 V) ● Back-up alarm ● Batteries, large capacity 92 Ah ● Starting motor, 5.5 kW Power train and controls ● Brake pedal ● Counter rotation ● Electronically controlled Hydrostatic Transmission (HST) with Quick-shift and variable speed settings ● Palm Command Control System (PCCS) with electronic control for travel control ● Reverse speed presets *ROPS cab or ROPS canopy must be ordered for all machines. Cab and canopy FOPS Level 2. ROPS/FOPS meets all OSHA/MSHA standards and regulations criteria. Dozer assembly and rear-mounted equipment are not included in base machine price. OPTIONAL EQUIPMENT Track shoe assembly with sealed and lubricated link assembly ● D39PX-22 – 700 mm 27.6" single grouser, link Track rail assembly with Abrasion Resistant (AR) bushings and sealed and lubricated link assembly ● D39EX-22 – 460 mm 18.1" single grouser, shoe with AR link – 510 mm 20" single grouser, with AR link ● D39PX-22 – 635 mm 25.0" single grouser, with AR link – 700 mm 27.6" single grouser, with AR link Dozer assembly ● D39PX-22 – 2980 mm 9'9" blade Track roller guards ● Track roller guards, segmented, full length Operator environment ● 12 amp (12V) power port (cab only) ● Cab machine – Cigarette lighter (24 V, standard for cab) – Lunch box holder (standard for cab) – Provision for radio (cab only) – Seat, suspension type, fabric, high back – Seat, suspension type, fabric low back – Seat, air suspension type, fabric high back ● Lunch box holder (option for canopy) Rear equipment and hydraulics ● Rear, hydraulics (D39EX/PX-22) ● Ripper, multi-shank (D39EX-22 only) ● Hitch ROPS canopy and ROPS cab equipment ● ROPS cab (includes air conditioner with heater, defroster, pressurizer) – Optional radio, AM/FM, cassette ● ROPS canopy with lower heater Operator environment ● Forestry guards for cab and canopy Printed in Japan 200803 IP.AD (10) Photo may include optional equipment. Materials and specifications are subject to change without notice. is a trademark of Komatsu Ltd. Japan.

CRAWLER DOZER D275AX-5 D39-22 CRAWLER DOZER NET HORSEPOWER 79 kW 105 HP @ 2200 rpm All-around visibility Improved durability ● Super-slant nose design ● Cab-forward design ● Integrated ROPS/FOPS ● Heavy-plate steel used throughout ● Modular design Increased productivity ● Electronic monitor panel with on-board diagnostics ● Rear-mount radiator with swing-up hydraulicallydriven fan ● Ground-level daily service checks ● Highest HP in its class ● Electronically-controlled hydraulically-driven fan ● In-shoe final drive ● High capacity Pitch- Adjustable Power-Angle-Tilt dozer blade Easy maintenance...

CRAWLER DOZER See what you have been missing! Unrivaled blade visibility The D39EX/PX-22 incorporates Komatsu’s super-slant nose design. Komatsu’s innovative design provides excellent blade visibility for improved machine control and increased efficiency and productivity. Photo may include optional equipment.

CRAWLER DOZER OPERATOR COMFORT DURABILITY FEATURES Heavy-duty undercarriage Large link, large bushing diameter, and wider sprocket teeth Photo may include optional equipment. Main frame High-rigidity simple main frame structure combined with extend undercarriage life. thick plates and steel castings provide increased reliability and durability. Protected travel motors and final drives HST with electronic control Travel motors and final drives are mounted within the track The D39 is equipped with Komatsu-designed Hydrostatic Palm command Proportional Pressure Control (PPC) Transmission (HST) that...

CRAWLER DOZER PRODUCTIVITY FEATURES MAINTENANCE FEATURES This engine is EPA Tier 3, EU Pitch-Adjustable PAT dozer blade New monitor with self-diagnostic function Stage 3A and Japan emissions Blade pitch angle can be easily adjusted by changing the The D39-22 utilizes a swing-up fan with a gas strut-assisted The monitor system provides critical information about the length of the pitch rod on the top of the blade. This enables lift locking system to provide easy access to the radiator, oil machine. It provides operating condition status and notifies economy combine with Komatsu to provide maximum...