Komatsu D475A-3 Dozer

Dimensions

Overall Length w/ Blade 455.5 in (11570 mm)
Overall Width Over Blade 207.3 in (5265 mm)
Width Over Tracks 141.7 in (3600 mm)
Overall Height to Top of Cab with ROPS 180 in (4570 mm)
Track Gauge 109 in (2770 mm)
Length of Track on Ground 171.9 in (4365 mm)
Ground Clearance 25.8 in (655 mm)

Komatsu D475A-3 Dozer Dimensions

Undercarriage

Track Gauge 109 in (2770 mm)
Standard Shoe Size 28 in (710 mm)
Grouser Height 4.1 in (105 mm)
Ground Contact Area 9607 in2 (61983 cm2)
Number Of Carrier Rollers Per Side 2
Number Of Track Rollers Per Side 7
Number Of Shoes Per Side 40

Komatsu D475A-3 Dozer Blade Specs

Standard Blade

Type Semi-U Tilt Dozer Blade
Blade Width 207.3 in (5265 mm)
Blade Height 102.8 in (2610 mm)
Blade Capacity 33.5 yd3 (25.6 m3)
Digging Depth 31.5 in (800 mm)

Weight

Base Weight (w/o Blade) 168643 lb (76495 kg)
Operating Weight 220462 lb (100000 kg)
Ground Pressure 22.9 psi (157.9 kPa)
Multi-Shank Ripper 20437 lb (9270 kg)
Variable Giant Ripper 16226 lb (7360 kg)

Engine Details

Number Of Cylinders 12
Engine Make Komatsu
Engine Model Komatsu SDA12V140
Displacement 1860 cu in (30.48 L)
Bore 5.5 in (140 mm)
Stroke 6.5 in (165 mm)
Gross Power 860 hp (641 kw)
Power Measured @ 2000 rpm
Aspiration Turbocharged and aftercooled

Komatsu D475A-3 Dozer Specs

Operational Specs

Operating Voltage 24 V
Alternator 100 amps
Starter 2x 10 hp (7.5 kw)
Battery 2x 12 V, 170 Ah
Battery (optional) 2x 12 V, 200 Ah

Transmission

Transmission Type Komatsu TOROFLOW transmssion
Torque Converter Torque converter with lockup clutch and a planetary gear
Gearshift Lock Gear Shift lock lever and neutral safety switch help prevent accidental starts
Number Of Forward Gears 3
Number Of Reverse Gears 3
Max Speed – Forward 7.3 mph (11.6 km/h)
Max Speed – Reverse 9 mph (14.4 km/h)

Hydraulic System

Pump Type Gear type
Pump Flow Capacity 174 gpm (658 L/min)
Relief Valve Pressure 2988 psi (20600 kPa)
Control Valves Two control vaves for semi-U blade and U-blade. Additional control valve for ripper
Hydraulic Cylinders Double-acting, piston type

Komatsu D475A-3 Specifications

Service Refill Capacities

Fuel Tank Capacity 441 gal (1670 L)
Engine Oil Capacity 32 gal (121 L)
Cooling System Capacity 78 gal (295 L)
Transmission Oil Capacity 55.5 gal (210 L)
Final Drives Capacity (each side) 19.9 gal (75 L)
Dumper Capacity 0.6 gal (2.2 L)
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