Categories ↠ Off-Highway Trucks ↠ Caterpillar 789D

Caterpillar 789D Off-Highway Truck

Category: Off-Highway Trucks ➔
Manufacturer: Caterpillar ➔
Model: 789D ➔

The Caterpillar 789D Off-Highway Truck is a powerhouse of performance, boasting a rigid body hoist with impressive raise time and pump flow capabilities. Equipped with a 2100 hp Cat 3516C HD engine and a dump rated payload of 181 tons, this 2WD drive configuration vehicle is designed for heavy-duty tasks. With a large operating weight and top-notch transmission speeds, the 789D ensures efficiency and reliability in demanding work environments. Built to meet ROPS standards and equipped with advanced suspension and sound features, this off-highway truck is a top choice for high-performance operations.

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Articulating/Rigid

Rigid

Body Hoists

Body Raise Time - High Idle	18.9 seconds
Pump Flow - High Idle	193 gpm (731 lpm)
Relief Valve Setting - Raise	2500 psi

DRIVE SYSTEM

Drive Config

2WD

Dump

Rated Payload

181 t (181,000 kg)

Engine

Bore	7 in (17 cm)
Displacement	4,766 cu in (78,101 cu cm)
Engine Model	3516C - HD
Gross Power	2,100 hp (1,566 kw)
Gross Power - SAE J1995	2,100 hp (1,566 kw)
Make	Cat
Model	3516C HD
Net Power	1,969 hp (1,468 kw)
Stroke	8 in (21 cm)

Final Drives

Planetary Ratio

10.83:1

Operating Specifications

Standard MSD Body (SAE 2:1)

170 cu yd (130 cu m)

ROPS

ROPS Standards

Standards

Service Refill Capacities

Cooling System

192 gal (727 l)

Sound

Sound Standards

Standards

Suspension

Effective Cylinder Stroke - Rear	4 in (9 cm)
Rear axle - Oscillation	4 degrees

Transmission

Forward - 1	8 mph (13 kph)
Forward - 2	11 mph (17 kph)
Forward - 3	14 mph (23 kph)
Forward - 4	19 mph (31 kph)
Forward - 5	26 mph (42 kph)
Forward - 6	36 mph (57 kph)
Reverse	7 mph (12 kph)

Weights

Front Axle - Empty	46%
Front Axle - Loaded	33%
Operating Weight	700,000 lbs (317,515 kg)
Operating Weight - Loaded	SAE J1511 OCT90 ISO 5010:1992 lbs
Rear Axle - Empty	54%
Rear Axle - Loaded	67%

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