Off-Highway Trucks

Compare Models

793
793
  • 785
  • 789
  • 793D
  • 794 AC
  • 796 AC
  • 797F
793D
  • 785
  • 789
  • 793
  • 794 AC
  • 796 AC
  • 797F
794 AC
  • 785
  • 789
  • 793
  • 793D
  • 796 AC
  • 797F
UNITS:
Metric
Imperial
Gross Power - SAE J1995:2014
1976 kW
2650 HP
 
-
 
-
Engine Model
Cat® C175-16
Cat® C175-16
 
Cat® 3516B HD
Cat® 3516B HD
 
Cat® C175-16
Cat® C175-16
Net Power - SAE J1349:2011
1886 kW
2529 HP
 
-
 
-
Rated Speed
1750 r/min
1750 r/min
 
1750 r/min
1750 r/min
 
1800 r/min
1800 r/min
Emissions Rating
Fuel Optimized
Fuel Optimized
 
U.S. EPA Tier 1
U.S. EPA Tier 1
 
Fuel Optimized
Fuel Optimized
Bore
175 mm
7 in
 
170 mm
6.7 in
 
175 mm
6.9 in
Stroke
220 mm
9 in
 
215 mm
8.5 in
 
220 mm
8.7 in
Displacement
85 l
5187 in³
 
78 l
4760 in³
 
85 l
5187 in³
Note (1)
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.
 
3516E engine currently offered as optional attachment upgrade.
3516E engine currently offered as optional attachment upgrade.
 
Contact factory for high altitude configuration.
Contact factory for high altitude configuration.
Note (3)
U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.
U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.
 
-
 
-
Gross Power - SAE J1995
-
 
1801 kW
2415 HP
 
2610 kW
3500 HP
Net Power - SAE J1349
-
 
1743 kW
2337 HP
 
2539 kW
3405 HP
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.
Net power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.
 
-
Standard Gross Power - SAE J1995
-
 
-
 
2610 kW
3500 HP
Optional Gross Power - SAE J1995
-
 
-
 
2312 kW
3100 HP
Optional Gross Power - SAE J1995 (Option 2)
-
 
-
 
2051 kW
2750 HP
Nominal Rated Payload
240 t
265 ton (US)
 
232 t
256 ton (US)
 
-
Rated Gross Machine Weight
404000 kg
890668 lb
 
383848 kg
846240 lb
 
-
Chassis Weight
133854 kg
295098 lb
 
121984 kg
268929 lb
 
189233 kg
417187 lb
Body Weight
30151 kg
66471 lb
 
30700 kg
67682 lb
 
28186 kg
62140 lb
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
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 and 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.
 
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 100% fuel, hoist, body mounting group, rims, and tires.
Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires.
Gross Machine Operating Weight
-
 
-
 
521631 kg
1150000 lb
Note (3)
-
 
-
 
Body weight varies depending on how body is equipped.
Body weight varies depending on how body is equipped.
Front Axle - Empty
51%
51%
 
46 %
46 %
 
49 %
49 %
Rear Axle - Empty
49%
49%
 
54 %
54 %
 
51 %
51 %
Front Axle - Loaded
33%
33%
 
33 %
33 %
 
33 %
33 %
Rear Axle - Loaded
67%
67%
 
67 %
67 %
 
67 %
67 %
Note
-
 
Weight distributions optimized with Cat body.
Weight distributions optimized with Cat body.
 
-
Note
Double reduction planetary with full floating axles.
Double reduction planetary with full floating axles.
 
-
 
-
Differential Ratio
1.8:1
1.8:1
 
1:08:01
1:08:01
 
-
Planetary Ratio
1
1
 
16:01
16:01
 
-
Total Reduction Ratio
29
29
 
28.8:1
28.8:1
 
35 to 1
35 to 1
Type
-
 
Double reduction, planetary with full floating axles.
Double reduction, planetary with full floating axles.
 
-
Forward - 1
12 km/h
8 mile/h
 
11.8 km/h
7.3 mile/h
Forward - 2
16 km/h
10 mile/h
 
15.9 km/h
9.9 mile/h
Forward - 3
22 km/h
14 mile/h
 
21.5 km/h
13.4 mile/h
Forward - 4
30 km/h
19 mile/h
 
29 km/h
18.1 mile/h
Forward - 5
41 km/h
26 mile/h
 
39.4 km/h
24.5 mile/h
Forward - 6
60 km/h
37 mile/h
 
54.3 km/h
33.7 mile/h
Reverse
11 km/h
7 mile/h
 
10.9 km/h
6.8 mile/h
Top Speed - Loaded
60 km/h
37 mile/h
 
54.3 km/h
33.7 mile/h
Standard Tires
737 mm (29 in)
737 mm (29 in)
 
40.00 R57
40.00 R57
 
53/80 R63.
53/80 R63.
Optional Tires
813 mm (32 in)
813 mm (32 in)
 
-
 
-
Tires
40.00 R57 46/90 R57 50/80 R57
40.00 R57 46/90 R57 50/80 R57
 
-
 
-
Note (1)
Quick Change Rims optional
Quick Change Rims optional
 
Quick Change Rims (QCR) and Extended Life Wheel Station (XLWS) optional.
Quick Change Rims (QCR) and Extended Life Wheel Station (XLWS) optional.
 
Production capabilities of the 794 AC truck are such that, under certain job conditions, TKPH (TMPH) capabilities could be exceeded and, therefore, limit production.
Production capabilities of the 794 AC truck are such that, under certain job conditions, TKPH (TMPH) capabilities could be exceeded and, therefore, limit production.
Note
Extended life wheel stations optional.
Extended life wheel stations 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.
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.
Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection.
Rims
-
 
29" x 57"
29" x 57"
 
-
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
Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
 
-
Front Wet Disc Brake Surface Area
89727 cm²
13907 in²
 
89817 cm²
13921 in²
 
131473 cm²
20378 in²
Rear - Wet Disc Brake Surface Area
134590 cm²
20861 in²
 
34500 cm²
20847 in²
 
198388 cm²
30750 in²
Standards
(Service and Secondary) ISO 3450:2011
(Service and Secondary) ISO 3450:2011
 
Service and Secondary: ISO 3450:2011
Service and Secondary: ISO 3450:2011
 
ISO 3450:2011
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
Four-corner, Multi-disc, Spring Applied, Hydraulically Released
 
-
Load Brake
-
 
Rear service brakes
Rear service brakes
 
-
Dynamic Retarding Power - Continuous
-
 
-
 
4086 kW
5480 HP
Electric Retarding
-
 
-
 
Radial Grid Design
Radial Grid Design
Struck
112.6-151 m3 (147-197.5 yd3)
112.6-151 m3 (147-197.5 yd3)
 
112.6-151 m³ / 147-197.5 yd³
112.6-151 m³ / 147-197.5 yd³
Heaped (SAE 2:1)*
162-190 m3 (212-249 yd3)
162-190 m3 (212-249 yd3)
 
162-191 m³ / 212-250 yd³
162-191 m³ / 212-250 yd³
Note (1)
Consult your local Cat dealer for body recommendations
Consult your local Cat dealer for body recommendations
 
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.
Twin, two-stage hydraulic cylinders with snubbing valve.
 
-
Pump Flow - High Idle
819 l/min
216 gal/min
 
846 l/min
224 gal/min
 
-
Relief Valve Setting - Raise
20370 kPa
2955 psi
 
20370 kPa
2955 psi
 
20884 kPa
3029 psi
Body Raise Time - High Idle
22 s
22 s
 
20.25 s
20.25 s
 
24 s
24 s
Body Lower Time - Float
23 s
23 s
 
19.26 s
19.26 s
 
-
Body Power Down - High Idle
21 s
21 s
 
17.51 s
17.51 s
 
-
Pump Flow - High Idle (LAA at 1,960 rpm)
-
 
-
 
910 l/min
240 gal/min
Pump Flow - High Idle (HAA at 1,800 rpm)
-
 
-
 
840 l/min
221 gal/min
Note (2)
-
 
-
 
Power raise in both stages; power down in both stages possible.
Power raise in both stages; power down in both stages possible.
Note (3)
-
 
-
 
Automatic body-lower modulation reduces impact on frame.
Automatic body-lower modulation reduces impact on frame.
Note (1)
-
 
-
 
Twin, two-stage hydraulic cylinders mounted inside main frame; double-acting cylinders in both stages.
Twin, two-stage hydraulic cylinders mounted inside main frame; double-acting cylinders in both stages.
High Idle Body Lower Time - Float
-
 
-
 
20 s
20 s
Total Cycle Time
-
 
-
 
44 s
44 s
Type
Self-contained nitrogen/oil cylinders pin-to-pin mounting top and bottom double shear clevis attachments
Self-contained nitrogen/oil cylinders pin-to-pin mounting top and 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 & bottom double shear clevis attachments
Effective Cylinder Stroke - Front
317 mm
12 in
 
130.5 mm
5.2 in
Effective Cylinder Stroke - Rear
165 mm
7 in
 
105.5 mm
4.2 in
Rear axle - Oscillation
4.9 degrees
4.9 degrees
 
+/- 4.9º
+/- 4.9º
Fuel Tank - Optional
4922 l
1300 gal (US)
 
4922 l
1300 gal (US)
 
-
Fuel Tank
2839 l
750 gal (US)
 
-
 
4922 l
1300 gal (US)
Diesel Exhaust Fluid Tank
235 l
62 gal (US)
 
-
 
-
Cooling System
1074 l
284 gal (US)
 
973 l
257 gal (US)
 
799 l
211 gal (US)
Crankcase
312 l
82 gal (US)
 
265 l
70 gal (US)
 
310 l
82 gal (US)
Front Wheels - Each
30 l
8 gal (US)
 
22 l
6 gal (US)
 
-
Differential - Final Drives
984 l
260 gal (US)
 
-
 
-
Steering System - Includes Tank
290 l
77 gal (US)
 
-
 
-
Brake Hoist System - Includes Tank
1315 l
347 gal (US)
 
1375 l
363 gal (US)
 
-
Torque Converter/Transmission System - Including Sump
209 l
55 gal (US)
 
189 l
50 gal (US)
 
-
Torque Converter Sump
102 l
27 gal (US)
 
102 l
27 gal (US)
 
-
Fuel Tank - Standard
-
 
4354 l
1150 gal (US)
 
-
Final Drive - Each
-
 
114 l
30 gal (US)
 
254 l
67 gal (US)
Differentials
-
 
832 l
220 gal (US)
 
-
Steering Tank
-
 
227 l
60 gal (US)
 
-
Steering System - Including Tank
-
 
341 l
90 gal (US)
 
-
Torque Converter - Transmission Sump
-
 
102 l
27 gal (US)
 
-
Brake/Hoist Hydraulic Tank
-
 
769 l
203 gal (US)
 
-
Hydraulic System - Including Tank
-
 
-
 
1458 l
385 gal (US)
Hydraulic Tank
-
 
-
 
1121 l
296 gal (US)
Air Conditioning
(HFC - 134A refrigerant) 9.3 kW 31733 BTU/hr
(HFC - 134A refrigerant) 9.3 kW 31733 BTU/hr
 
(HFC - 134A refrigerant) 35,100 Btu/h
(HFC - 134A refrigerant) 35,100 Btu/h
Heater / Defroster
11 kW
36510 Btu/h
 
43930 Btu/h
43930 Btu/h
ROPS Standards (2)
ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer
ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer
 
ROPS (Rollover Protective Structure) meets ISO 3471:2008 and ISO 13459:2012
ROPS (Rollover Protective Structure) meets ISO 3471:2008 and ISO 13459:2012
FOPS Standards
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
 
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria and ISO13459:2012 Level II.
FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria and ISO13459:2012 Level II.
Note
Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning.
Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning.
 
-
ROPS Standards (1)
-
 
The operator sound pressure level, 76 dB(A), is measured according to work cycle procedures specified in ANSI/SAE J1166 MAY90.
The operator sound pressure level, 76 dB(A), is measured according to work cycle procedures specified in ANSI/SAE J1166 MAY90.
Sound Standards (1)
The operator sound pressure level 74 dB(A) complies with ISO 6394 and ISO 6396.
The operator sound pressure level 74 dB(A) complies with ISO 6394 and ISO 6396.
 
The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 75 dB(A) for cab offered by Caterpillar when properly installed, maintained, and tested with doors and windows closed.
The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 75 dB(A) for cab offered by Caterpillar when properly installed, maintained, and tested with doors and windows closed.
Sound Standards (2)
-
 
Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.
Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.
Steer Angle
36 °
36 °
 
36 °
36 °
 
-
Turning Diameter - Front
28 m
93 ft
 
28.42 m
93.2 ft
 
-
Steering Standards
ISO 5010:2019
ISO 5010:2019
 
ISO 5010:2007
ISO 5010:2007
 
ISO 5010:2007
ISO 5010:2007
Note
-
 
-
 
Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).
Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).
Height - Top of ROPS
5584 mm
18.33 ft
Overall Length
13589 mm
44.58 ft
Wheel Base
5905 mm
19.42 ft
Rear Axle - Tail
3997 mm
13.92 ft
Ground Clearance
1005 mm
3.3 ft
Dump Clearance
1631 mm
5.33 ft
Loading Height - Empty
6189 mm
20.33 ft
Overall Height - Body Raised
13714 mm
45 ft
Centerline Front Tire Width
5610 mm
18.5 ft
Engine Guard Clearance
1294 mm
4 ft
Overall Canopy Width
8592 mm
28.2 ft
Outside Body Width
8007 mm
23.92 ft
Inside Body Width
7300 mm
26.33 ft
Front Canopy Height
7375 mm
24.2 ft
Rear Axle - Clearance
1128 mm
3.33 ft
Centerline of Rear Dual Tire Width
4963 mm
16.25 ft
Overall Tire Width
7605 mm
24.92 ft
Overall Body Length
12862 mm
42.17 ft
Inside Body Length
7712 mm
25.3 ft
Inside Body Depth - Maximum
2330 mm
7.64 ft
Operating Width
7680 mm
25.17 ft
Nominal Payload Capacity
291 t
320 ton (US)
Steer Angle
39 °
39 °
Minimum Turning Radius
16.2 m
53 ft
Gross Machine Operating Weight (GMW)
521631 kg
1150000 lb
Note (2)
Refer to the Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.
Refer to the Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.
Top Speed - Loaded
60 km/h
37 mile/h
Note (1)
Payload assumes no debris, no extra options or attachments.
Payload assumes no debris, no extra options or attachments.
Rear Axle - Tail
4716 mm
15.5 ft
Overall Height - Body Raised
14747 mm
48.42 ft
Height - Top of ROPS
6779 mm
22.25 ft
Outside Body Width
9062 mm
29.75 ft
Centerline Front Tire Width
7024 mm
23 ft
Ground Clearance
906 mm
2.67 ft
Loading Height - Empty
6995 mm
22.92 ft
Front Axle Clearance
969 mm
3.17 ft
Centerline of Rear Dual Tire Width
5727 mm
18.75 ft
Wheel Base
6644.5 mm
21.83 ft
Note
Dimensions based on 193.6 m³ (253 yd³) HE Body.
Dimensions based on 193.6 m³ (253 yd³) HE Body.
Canopy Width (without optional rock deflectors)
9068 mm
29.75 ft
Overall Length
15463.5 mm
50.75 ft
Front Canopy Height
8024 mm
26.33 ft
Rear Axle - Clearance
934 mm
3.08 ft
Inside Body Width
8560 mm
28.08 ft
Overall Tire Width
8738 mm
28.67 ft
Dump Clearance
1555 mm
3 ft
Dump Body Plate Thickness Varies Depending on Body Selection - Canopy Plate
5 mm
0.2 in
Note
Contact your local Cat dealer for body recommendations.
Contact your local Cat dealer for body recommendations.
Dump Body Plate Thickness Varies Depending on Body Selection - Side Plate
8 mm
0.31 in
Heaped (SAE 2:1)
180-222 m³ (236-290 yd³)
180-222 m³ (236-290 yd³)
Dump Body Plate Thickness Varies Depending on Body Selection - Floor Plate
16 mm
0.63 in
Dump Body Plate Thickness Varies Depending on Body Selection - Front Plate
9 mm
0.35 in
Struck
108-133 m³ (142-175 yd³)
108-133 m³ (142-175 yd³)
ROPS Standards
ROPS (Rollover Protective Structure) meets ISO 3471:1994.
ROPS (Rollover Protective Structure) meets ISO 3471:1994.
FOPS Standards
FOPS (Falling Object Protective Structure) meets ISO 3449:1992.
FOPS (Falling Object Protective Structure) meets ISO 3449:1992.
Wheel Motor
Cat AC induction, rear axle mounted
Cat AC induction, rear axle mounted
Generator/Alternator
Brushless, engine mounted, dual bearing
Brushless, engine mounted, dual bearing
Controls
IGBT Inverter Technology, air cooled, pressurized cabinet with filtration
IGBT Inverter Technology, air cooled, pressurized cabinet with filtration
Cooling System
Variable speed, hydraulically driven cooling system
Variable speed, hydraulically driven cooling system
X
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