Productivity Features • High performance Komatsu SAA6D170E-5 engine Net horsepower 533 kW / 715 HP • Mode selection system (Variable horsepower at Economy mode) • Automatic Idling Setting System (AISS) • Automatic Retard Speed Control (ARSC) • 7-speed, fully automatic K-ATOMiCS transmission • Fully hydraulic controlled wet multiple-disc brakes and retarder; Retarder absorbing capacity (Continuous descent) 785 kW / 1,052 HP • Long wheelbase and wide tread • Large high strength body Heaped capacity 34.2 m³ / 44.7 yd³ • Small turning radius 8.5 m / 27'11" Reliability Features • Komatsu components • Highly rigid frames • Rigorous dump body design • Reliable hydraulic system • Flat face-to-face O-ring seals • Sealed DT Connectors • Antilock Brake System (ABS) (Option) • Automatic Spin Regulator (ASR) (Option) • Pedal-operated secondary brake Environment Friendly • Komatsu SAA6D170E-5 engine is North American EPA Tier 3 and EU Stage 3A emission certified for 2006 • Low operation noise • Lead-free radiator • Brake cooling oil recovery tank Operator Environment • Wide, spacious cab with excellent visibility • Ergonomically designed cab • Easy-to-see instrument panel • Ideal driving position settings • K-ATOMiCS with “Skip-Shift” function • Hydropneumatic suspension • Built-in ROPS/FOPS Level 2 • Viscous cab mounts • Electric body dump control lever • Electric operated LH window • Supplementary steering and secondary brakes • Three-mode hydropneumatic suspension (Automatic suspension) (Option) Easy Maintenance • Advanced monitoring system - on board diagnostic • Wet multiple-disk brakes and fully hydraulic braking system • Extended oil change interval • Centralized arrangement of filters • Flange type rim • Electric circuit breaker • Centralized greasing points • Vehicle Health Monitoring System (VHMS) with Payload Meter and ORBCOMM (Option)

Engine

Model		Komatsu SAA6D170E-5
Type		Water-cooled, 4-cycle
Aspiration		Turbo-charged, air-to-air after-cooled, cooled EGR
Number of cylinders		6
Bore x stroke	6.69" x 6.69"	170 mm x 170 mm
Piston displacement	1,413 in³	23.15 ltr
Horsepower:
SAE J1995	739 HP	551 kW
ISO9249/SAE J1349	715 HP	533 kW
Rated rpm.		2000 rpm
Fan drive type		Mechanical
Maximum torque	2,452 lb. ft	339 kg•m
Fuel system		Direct injection
Governor		Electronically controlled
Lubrication system
Method		Gear pump, force-lubrication
Filter		Full-flow type
Air cleaner		Dry type with double elements and precleaner (cyclonpack type), plus dust indicator
EPA Tier 3 and EU Stage 3A emission certified.

Transmission

Torque converter		3-elements, 1-stage, 2-phase
Transmission		Full-automatic, planetary type
Speed range		7 speeds forward and 1 reverse
Lockup clutch		Wet, multiple-disc clutch
Forward		Torque converter drive in 1st gear, direct drive in 1st lockup and all higher gears
Reverse		Torque converter drive
Shift control		Electronic shift control with automatic clutch modulation in all gears
Maximum travel speed	43.5 mph	70.0 km/h

Axles

Rear Axle		Full-floating
Final drive type		Planetary gear
Ratios:
Differential		3.538
Planetary		4.737

Suspension System

Effective cylinder stroke (front suspension)	11.9"	303 mm
Rear axle oscillation:
Oil stopper		6.8°
Mechanical stopper		7.7°

Steering System

Type		Fully hydraulic power steering with two double-acting cylinders
Supplementary steering		Manually controlled (meets ISO 5010, SAE J1511 and SAE J53)
Minimum turning radius	27'11"	8.5 m
Maximum steering angle (outside tire)		39°

Cab

Type

Box-sectioned structure

Main Frame

Type

Box-sectioned structure

Brakes

Service brakes:
Front		Full-hydraulic control, caliper disc type
Rear		Full-hydraulic control, oil-cooled multiple-disc type
Parking brake		Spring applied, multiple-disc type
Retarder		Oil-cooled, multiple-disc rear brakes act as retarder.
Secondary brake		Manual pedal operation. When hydraulic pressure drops below the rated level, parking b rake is automatically actuated.
Brake surface:
Front	300 in²	1936 cm²
Rear	9,956 in²	64230 cm²

Body

Capacity:
Struck	32.7 yd³	25.0 m³
Heaped (2:1, SAE)	44.7 yd³	34.2 m³
Payload	61 U.S. tons	55 metric tons
Material (high tensile strength steel)	184,900 psi	130 kg/mm²
Structure		V-shape body with V-bottom
Material thickness:
Bottom	0.75"	19 mm
Front	0.47"	12 mm
Sides	0.35"	9 mm
Target area: (inside length x width)	21'2" x 12'8"	6450 mm x 3870 mm
Dumping angle		48°
Height at full dump	28'10"	8800 mm
Heating		Exhaust heating

Hydraulic System

Hoist cylinder		Twin, 2-stage telescopic type
Relief pressure	2,990 psi	210 kg/cm² 20.6 MPa
Hoist time		11.5 sec

Weight (approximate)

Empty weight	95,020 lb	43100 kg
Max. gross vehicle weight:
Standard tire (Not to exceed max. gross vehicle weight, including options, fuel and payload)	219,760 lb	99680 kg
Weight distribution:
Empty:
Front axle		47%
Rear axles		53%
Loaded:
Front axle		32%
Rear axles		68%

Tires

Standard tire

24.00-35-36PR

Service Refill Capacities

Fuel tank	206.1 U.S. Gal	780 ltr.
Engine oil	21.1 U.S. Gal	80 ltr.
Torque converter, transmission and retarder cooling	56.8 U.S. Gal	215 ltr.
Differential	25.1 U.S. Gal	95 ltr.
Final drives (total)	11.1 U.S. Gal	42 ltr.
Hydraulic system	32.2 U.S. Gal	122 ltr.
Suspension (total)	14.7 U.S. Gal	55.6 ltr.