789D

Heavy Equipment

789D

Nominal Payload Capacity
200 ton (US) / 181 ton (US)
Gross Power - SAE J1995
2100 HP / 1566 kW
Gross Machine Operating Weight (GMW)
715000 lb / 324319 kg

Caterpillar's exclusive design ownership provides advantages by creating a total hauling unit that delivers the best integration of high production, availability, and payload in combination with low operating cost and long life. The Cat® 789D continues the tradition of Caterpillar's proven 789 Truck with high productivity and lowest in class cost per ton.

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789D Brochure
Engine
Engine Model 3516C - HD
Gross Power - SAE J1995 2100 HP / 1566 kW
Bore 6.7 in / 170 mm
Stroke 8.3 in / 210 mm
Displacement 4766 in³ / 78.1 l
Net Power 1969 HP / 1468 kW
Gross Power 2100 HP / 1566 kW
Rated Net Power - ISO 9249 1969 HP / 1468 kW
Weights - Approximate
Gross Machine Operating Weight (GMW) 715000 lb / 324319 kg
Body Weight Range 23 920 kg-45 547 kg (52,850 lb-100,414 lb)
Empty Operating Chassis Weight (EOCW) 218542 lb / 99129 kg
Operating Specifications
Nominal Payload Capacity 200 ton (US) / 181 ton (US)
Standard Combi Body (SAE 2:1) 200 yd³ / 153 m³
Standard Dual Slope Body (SAE 2:1) 141 yd³ / 108 m³
Standard Gateless Coal Body (SAE 2:1) 250 yd³ / 191 m³
Standard MSD Body (SAE 2:1) 170 yd³ / 130 m³
Standard X Body (SAE 2:1) 161 yd³ / 123 m³
Final Drives
Differential Ratio 2.35:1
Planetary Ratio 10.83:1
Total Reduction Ratio 25.46:1
Transmission
Forward - 1 7.8 mile/h / 12.6 km/h
Forward - 2 10.6 mile/h / 17.1 km/h
Forward - 3 14.4 mile/h / 23.1 km/h
Forward - 4 19.4 mile/h / 31.2 km/h
Forward - 5 26.3 mile/h / 42.3 km/h
Forward - 6 35.5 mile/h / 57.2 km/h
Reverse 7.3 mile/h / 11.8 km/h
Suspension
Effective Cylinder Stroke - Front 4 in / 105 mm
Effective Cylinder Stroke - Rear 3.5 in / 93 mm
Rear axle - Oscillation ±5.6°
Body Hoists
Pump Flow - High Idle 193 gal/min / 731 l/min
Relief Valve Setting - Raise 2500 psi / 17238 kPa
Body Raise Time - High Idle 18.9 s
High Idle Body Lower Time - Float 17.3 s
High Idle Body Lower Time - Power 15.6 s
Brakes
Brake Surface - Rear 18024 in² / 116283 cm²
Standards SAE J1473 OCT90 ISO 3450:1996
Brake Surface - Front 12662 in² / 81693 cm²
Weight Distributions - Approximate
Front Axle - Empty 46 %
Front Axle - Loaded 33 %
Rear Axle - Empty 54 %
Rear Axle - Loaded 67 %
Service Refill Capacities
Brake Hoist System 241 gal (US) / 909 l
Cooling System 192 gal (US) / 725 l
Crankcase 77 gal (US) / 291 l
Differential - Final Drives 154 gal (US) / 583 l
Fuel Tank - Optional 1000 gal (US) / 3785 l
Fuel Tank - Standard 550 gal (US) / 2082 l
Steering System 50 gal (US) / 189 l
Transmission Tank 20 gal (US) / 76 l
Tires
Optional Tires 40.00-R57
Standard Tires 37.00-R57
ROPS
ROPS Standards Standards
Sound
Sound Standards Standards
Steering
Steering Angle 36.07 °
Turning Diameter - Front Wheel 90.32 ft / 27.53 m
Vehicle Clearance - Turn Circle 99.18 ft / 30.23 m
Steering Standards SAE J1511 OCT90 ISO 5010:1992
Optional Engine
Bore 6.7 in / 170 mm
Displacement 4211 in³ / 69 l
Engine Model 3516B EUI
Gross Power 1900 HP / 1417 kW
Rated Net Power - ISO 9249 1791 HP / 1335 kW
Stroke 7.5 in / 190 mm

Standard Equipment

  • POWER TRAIN
    • Diesel engine/turbocharged/aftercooled:
    • Braking system:
    • Transmission:
  • ELECTRICAL
    • Alarm, backup
    • Alternator, 105 amp
    • Batteries, 12V (2), 93 amp-hour
    • Converter, 12V electrical
    • Electrical system, 24V, 15 amp
    • Lighting system:
  • OPERATOR ENVIRONMENT
    • STANDARD CAB
    • DELUXE CAB
    • DELUXE COLD WEATHER CAB
    • Air conditioner
    • Auxiliary power connection/cigarette lighter
    • Diagnostic connection port
    • Dome courtesy light
    • Entertainment Radio Ready:
    • Gauges/indicators:
    • Electric hour meter
    • Electric engine control fault indicator
    • Engine idle shutdown
    • Mirrors, right and left
    • Speedometer
    • Tachometer
    • Transmission gear indicator
    • VIMS message center with universal gauge
    • VIMS keypad
    • Heater/defroster (11 070 kCal/43,930 BTU)
    • Horn
    • Hoist, body control (electric)
    • Integrated object detection system
    • ROPS cab, insulated/sound suppressed
    • Seatbelt, operator, 75 mm/3" wide
    • Seatbelt, trainer, two points
    • Stairway and walkway access, 600 mm (24 in)
    • Steering wheel, tilt, padded, telescopic
    • Window, operator, electric powered
    • Windshield wiper, intermittent control and washer
  • FLUIDS
    • Extended Life Coolant to -35° C (-30° F)
  • OTHER STANDARD EQUIPMENT
    • Air line dryer
    • Auto lubrication system
    • Auxiliary “buddy” dumping quick connect
    • Auxiliary steering quick connect (towing)
    • Body mounting group
    • Center mounted rims (6) (29×57) (used for 37.00-R57 tires)
    • Driveline guard (fully enclosed)
    • Fast fill fuel system
    • Ground level VIMS data port
    • Ground level battery disconnect
    • Rock ejectors
    • Supplemental steering (automatic)
    • Tie off points
    • Tow hooks (front)
    • Tow pin (rear)
    • Traction Control System
    • Vital Information Management System

Optional Equipment

  • BODY
    • Dual slope body:
    • Dual slope body attachments:
    • X body:
    • X body attachments:
    • MSD II body:
    • MSD II body attachments:
    • Combination body:
    • Combination body attachments:
    • Gateless coal body:
    • Gateless coal body attachments:
    • Body lighting group - rear:
  • ELECTRICAL
    • Lockout transmission, ground level
    • Auxiliary work lights (1) RH side, (1) LH side
  • POWER TRAIN
    • Prelube, engine
    • Oil renewal system
  • FILTRATION CONFIGURATIONS
    • Rear axle, cooler
  • OTHER ATTACHMENTS
    • Information management:
    • Cold weather:
    • Service center:
    • Miscellaneous:
  • ANTIFREEZE
    • Coolant, -50° C (-58° F)
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