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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General Specifications

Articulated/Rigid	R Starting 2019 Model Year
Drive Configuration	2WD Starting 2019 Model Year
Engine Type	Cat 3516C HD Starting 2019 Model Year
Mfg. Model	789D Starting 2019 Model Year
Operating Weight lbs (kg)	700,000 (317,515) Starting 2019 Model Year
Planetary Powershift Transmission	Auto Starting 2019 Model Year
Rated Payload Tons (Metric Tons)	181 (164.2) Starting 2019 Model Year

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
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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