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Caterpillar 789C Mining Truck

The 789C Mining Truck is engineered for performance, designed for comfort, and built to last. Developed specifically for high production mining and hauling applications, the 789C Mining Truck keeps material moving at high volume to lower your cost-per-ton. Rugged construction creates a durable machine. Easy maintenance procedures ensure high reliability and long life with low operating costs.


View/Download Product Brochure (PDF)


Overview &
Specifications		Features
& Benefits		Standard
Equipment		Optional
Equipment		Work Tools &
Attachments		 

Engine
Engine ModelCatŪ 3516B EUI
Net Power1770 hp / 1320 kW
Rated Power1750 RPM / 1750 RPM
Net Power - ISO 92491791 hp / 1335 kW
Net Power - 80/1269/EEC 1791 hp / 1335 kW
Bore6.7 in / 170 mm
Stroke7.5 in / 190 mm
Displacement4211 in3 / 69 L
Gross Power - SAE J1995 1900 hp / 1417 kW
Net Power - SAE J13491771 hp / 1320 kW

Operating Specifications
Nominal Payload Capacity195 tons / 177 tonnes
Body Capacity (SAE 2:1)137 yd3 / 105 m3
Top Speed - Loaded32.7 mph / 52.6 km/h
Maximum Payload Capacity174.2 tons / 177 tonnes
Maximum Payload CapacityCustom
Maximum Capacity Struck (SAE)120.33 yd3 / 92 m3
Steer Angle36 Degrees / 36 Degrees
Raise Time19 Seconds / 19 Seconds
Lower Time17.3 Seconds / 17.3 Seconds

Weights - Approximate
Gross Machine Operating Weight700000 lb / 317515 kg
Chassis Weight218300 lb / 99020 kg
Operating Weight - Empty299100.8 lb / 135670 kg

Transmission
Forward 17.2 mph / 11.6 km/h
Forward 29.8 mph / 15.7 km/h
Forward 313.2 mph / 21.3 km/h
Forward 417.8 mph / 28.7 km/h
Forward 524.2 mph / 38.9 km/h
Forward 632.7 mph / 52.6 km/h
Reverse6.5 mph / 10.5 km/h

Suspension
Effective Cylinder Stroke - Front4 in / 105 mm
Effective Cylinder Stroke - Rear3.5 in / 93 mm

Brakes
Brake Surface - Rear18024 in2 / 116283 cm2
StandardsSAE J1473 OCT90 ISO 3450:1996

Body Hoists
Pump Flow - High Idle193 gal/min / 731 L/min
Relief Valve Setting - Raise2500 psi / 17238 kPa
Body Raise Time - High Idle18.9 Seconds / 18.9 Seconds
Body Lower Time - Float17.3 Seconds / 17.3 Seconds
Body Power Down - High Idle15.6 Seconds / 15.6 Seconds

Approximate Weights - Dual Slope
Gross Weight - Empty310525 lb / 140852 kg
Chassis225500 lb / 102285 kg
Body59625 lb / 27045 kg
Full Liner20840 lb / 9453 kg
Tail Extension1700 lb / 771 kg
Side Boards2860 lb / 1297 kg

Approximate Weights - Flat Floor
Chassis225400 lb / 102240 kg
Body66200 lb / 30018 kg
Grid Liner3300 lb / 1500 kg
Rear Third Liner4200 lb / 1905 kg

Capacity - Dual Slope - 100% fill factor
Struck96 yd3 / 73 m3

Capacity - Flat Floor - 100% fill factor
Struck102 yd3 / 92 m3
Heaped (SAE 2:1)158 yd3 / 121 m3

Service Refill Capacities
Fuel Tank851 gal / 3222 L
Cooling System175 gal / 663 L
Crankcase77 gal / 291 L
Steering Tank34 gal / 130 L
Steering System (Includes Tank)50 gal / 189 L
Brake/Hoist Hydraulic Tank140 gal / 531 L
Torque Converter/Transmission System (Includes Sump)20 gal / 76 L

Dimensions
Height to Top of ROPS18.03 ft / 5495 mm
Overall Body Length38.35 ft / 11690 mm
Inside Body Length26.75 ft / 8154 mm
Overall Length39.95 ft / 12177 mm
Wheelbase18.7 ft / 5700 mm
Rear Axle to Tail11.87 ft / 3617 mm
Ground Clearance3.85 ft / 1173 mm
Dump Clearance4.36 ft / 1330 mm
Loading Height - Empty17.08 ft / 5206 mm
Inside Body Depth - Max7.29 ft / 2221 mm
Overall Height - Body Raised39.05 ft / 11902 mm
Operating Width25.18 ft / 7674 mm
Centerline Front Tire Width17.81 ft / 5430 mm
Engine Guard Clearance3.92 ft / 1195 mm
Outside Body Width22.77 ft / 6940 mm
Inside Body Width21.33 ft / 6500 mm
Rear Axle Clearance4.02 ft / 1225 mm
Centerline Rear Dual Tire Width15.16 ft / 4622 mm
Overall Tire Width22.72 ft / 6926 mm

Weight Distributions - Approximate
Front Axle - Empty47 % / 47 %
Rear Axle - Empty53 % / 53 %

 
INDIANA'S LEADING EQUIPMENT DEALER

MacAllister Machinery has 14 convenient locations throughout Indiana: Beech Grove, Bloomington, Fishers, Fort Wayne, Greensburg, Indianapolis (HQ, Power Systems), Indianapolis (West), Lafayette, Muncie, Richmond, South Bend, Terre Haute, and Washington.

Headquarters: 7515 E 30th St, Indianapolis, IN 46219
Phone: (317) 545-2151  In-State Toll Free: (800) 382-1896  Out of State Toll Free: (800) 227-3228