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Metric | Imperial
793D
Mining Trucks
793D
Change product
785 Mining Truck
Mining Trucks
785
Change product
789
Mining Trucks
789
Change product
Engine Expand Collapse
Gross Power - SAE J1995
2415 hp 1801 kW
1600 hp 1193 kW
Engine Model
Cat® 3516B
Cat 3512E
Cat® 3516E
Net Power - SAE J1349
2272 hp 1694 kW
1509 hp 1125 kW
Rated Speed
1750 r/min 1750 r/min
1,650 r/min 1650 r/min
Emissions Rating
U.S. EPA Tier 1
Fuel Optimized
Fuel Optimized
Bore
6.7 in 170 mm
6.7 in 170 mm
6.7 in 170 mm
Stroke
8.5 in 215 mm
8.5 in 215 mm
8.5 in 215 mm
Displacement
4760 in³ 78 l
3573 in³ 58.56 l
4,766 in³ 7.8 l
Note (2)
Net power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.
U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.
Optional 1417 kW / 1,900 HP engine rating.
Note (1)
3516E DGB Ready Engine is optional. Engine performance matches standard diesel version.
Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.
Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.
Rated Gross Machine Weight
846240 lb 383848 kg
715,000 lb 324 318 kg
Chassis Weight
268929 lb 120563 kg
Body Weight
68564 lb 31100 kg
57779 lb 26208 kg
60,406 lb 27 400 kg
Note (1)
Consult your tire manufacturer for maximum tire load
Consult your tire manufacturer for maximum tire load
Consult your tire manufacturer for maximum tire load
Note (2)
Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires.
Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires.
Chassis weight with full fuel and fluids, standard and mandatory attachments, hoist, body mounting group, rims, and tires.
Nominal Rated Payload
256 ton (US) 232 t
213 ton (US) 193 t
Front Axle - Empty
50 % 50 %
48%
50%
Rear Axle - Empty
50 % 50 %
52%
50%
Front Axle - Loaded
33 % 33 %
33%
33%
Rear Axle - Loaded
67 % 67 %
67%
67%
Note
Weight distributions optimized with Cat body.
Weight distributions optimized with Cat body.
Type
Double reduction, planetary with full floating axles.
Double reduction, planetary with full floating axles.
Double reduction, planetary with full floating axles
Differential Ratio
1:08:01
2:10:01
2.35:1
Planetary Ratio
16:01
10.83:1
10.83:1
Total Reduction Ratio
28.8:1
22.75:1
25.46:1
Forward - 1
7.2 mile/h 11.7 km/h
7.4 mile/h 12.0 km/h
7.8 mile/h 12.6 km/h
Forward - 2
9.8 mile/h 15.7 km/h
10.0 mile/h 16.2 km/h
10.6 mile/h 17.1 km/h
Forward - 3
13.4 mile/h 21.5 km/h
13.7 mile/h 22.1 km/h
14.4 mile/h 23.1 km/h
Forward - 4
18.1 mile/h 29.1 km/h
18.5 mile/h 29.8 km/h
19.4 mile/h 31.2 km/h
Forward - 5
24.5 mile/h 39.4 km/h
25.0 mile/h 40.2 km/h
26.3 mile/h 42.3 km/h
Forward - 6
33.7 mile/h 54.3 km/h
35.6 mile/h 57.2 km/h
35.5 mile/h 57.2 km/h
Reverse
6.8 mile/h 10.9 km/h
7.2 mile/h 11.6 km/h
7.3 mile/h 11.8 km/h
Top Speed - Loaded
33.7 mile/h 54.3 km/h
35.6 mile/h 57.2 km/h
35.5 mile/h 57.2 km/h
Standard Tires
40.00 R57
37 R57
Rims
29" x 57"
610 mm (24") Rims (optional). 660 mm (26") Rims (optional).
29” x 57” Rims
Note (1)
Quick Change Rims (QCR) and Extended Life Wheel Station (XLWS) optional.
Quick Change Rims optional.
Quick Change Rims optional
Note (2)
Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
Service Brakes
Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Standards
Service and Secondary: ISO 3450:2011
Service and Secondary: ISO 3450:2011
(Service and Secondary) ISO 3450:2011
Parking Brake
Four-corner, Multi-disc, Spring Applied, Hydraulically Released
Four corner, multi disc, spring applied, hydraulically released
Four-corner, Multi-disc, Spring applied, Hydraulically Released
Load Brake
Rear service brakes
Note (2)
Base Body Weight - 29500-32600 kg (65000-71800 lbs)
Heaped (SAE 2:1)*
152-191 m³ / 199-250 yd³
110 m3 / 144 yd3
187
Note (1)
Consult your local Cat dealer for body recommendations.
Consult your local Cat dealer for body recommendations
Type
Twin, two-stage hydraulic cylinders with snubbing valve.
Twin, two-stage hydraulic cylinders with snubbing valve.
Twin, two-stage hydraulic cylinders with snubbing valve.
Pump Flow - High Idle
226 gpm 854 L/min
223 gpm 847 L/min
106.5 gpm 403 L/min
Relief Valve Setting - Raise
2950 psi 20340 kPa
2500 psi 17225 kPa
2,749 psi 18 950 kPa
Body Raise Time - High Idle
19.8 s 19.8 s
15.0 s 15.0 s
14 s 14 s
Body Lower Time - Float
19.9 s 19.9 s
15.6 s 15.6 s
16 s 16 s
Body Power Down - High Idle
17.8 s 17.8 s
Type
Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments
Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments
Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top and bottom double shear clevis attachments
Effective Cylinder Stroke - Front
11.48 in 292 mm
12.6 in 320 mm
4.12 in 104.65 mm
Effective Cylinder Stroke - Rear
5.5 in 140 mm
6.5 in 165 mm
3.67 in 93.22 mm
Rear axle - Oscillation
+/- 4.9º
+/- 5.4 degrees
+/- 5 degrees
Fuel Tank - Standard
1150 gal (US) 4354 l
550 gal (US) 2500 l
Fuel Tank - Optional
1300 gal (US) 4922 l
Cooling System
225 gal (US) 852 l
126 gal (US) 476 l
180 gal (US) 679 l
Crankcase
77 gal (US) 291 l
54 gal (US) 204 l
77 gal (US) 291 l
Front Wheels - Each
8 gal (US) 30 l
7.1 gal (US) 27 l
5.8 gal (US) 22 l
Steering System - Including Tank
77 gal (US) 291 l
Differential - Final Drives
270 gal (US) 1022 l
139 gal (US) 527 l
Brake Hoist System - Includes Tank
282 gal (US) 1070 l
143 gal (US) 541 l
347 gal (US) 1315 l
Torque Converter/Transmission System - Including Sump
60 gal (US) 227 l
Air Conditioning
(HFC - 134A refrigerant) 35,100 Btu/h
HFC - 134A refrigerant: 24,500 Btu/h
(HFC - 134A refrigerant) 24,500 Btu/hr
Heater / Defroster
43930 Btu/h 43930 Btu/h
33300 Btu/h 33300 Btu/h
33,300 Btu/h 33 300 Btu/h
ROPS Standards (2)
Rollover Protective Structure (ROPS) for: Operator meets ISO 3471:2008; Trainer meets ISO 13459:2012
ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.
FOPS Standards
Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria and ISO13459:2012 Level II.
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II for Operator and ISO 13459:2012 Level II for Trainer.
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II for Operator and ISO 13459:2012 Level II for Trainer.
Sound Standards (2)
Operator sound pressure level 78 dB(A) Tested to ISO 6396:2008
Steer Angle
29.1 ° 29.1 °
25.1 ° 25.1 °
36.07 ° 36.07 °
Turning Diameter - Front
96.33 ft 29.36 m
Steering Standards
ISO 5010:2019
ISO 5010:2019
ISO 5010:2019
Height - Top of ROPS
18.33 ft 5584 mm
Overall Length
44.58 ft 13589 mm
Wheel Base
19.42 ft 5905 mm
Rear Axle - Tail
13.92 ft 3997 mm
Ground Clearance
3.3 ft 1005 mm
Dump Clearance
5.33 ft 1631 mm
Loading Height - Empty
20.33 ft 6189 mm
Overall Height - Body Raised
45 ft 13714 mm
Centerline Front Tire Width
18.5 ft 5610 mm
Engine Guard Clearance
4 ft 1294 mm
Overall Canopy Width
28.2 ft 8592 mm
Outside Body Width
23.92 ft 8007 mm
Inside Body Width
26.33 ft 7300 mm
Front Canopy Height
24.2 ft 7375 mm
Rear Axle - Clearance
3.33 ft 1128 mm
Centerline of Rear Dual Tire Width
16.25 ft 4963 mm
Overall Tire Width
24.92 ft 7605 mm
Overall Body Length
42.17 ft 12862 mm
Inside Body Length
25.3 ft 7712 mm
Inside Body Depth - Maximum
7.64 ft 2330 mm
Operating Width
25.17 ft 7680 mm