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785 Mining Truck (LRC, Tier 4 Final / EU Stage V)
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Weights - Approximate |
Nominal Rated Payload |
400 ton (US) |
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Rated Gross Machine Weight |
1375000 lb |
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Chassis Weight |
474472 lb |
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Body Weight |
94799 lb |
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57779 lb |
Note (1) |
Consult your tire manufacturer for maximum tire load |
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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. |
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Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires. |
Note (4) |
Tier 4 Chassis Weight: 486263 lb (220565 kg) |
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Nominal Rated Payload (33.00R51 Tires) |
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153 ton (US) |
Rated Gross Machine Weight (33.00R51 tires) |
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550000 lb |
Nominal Rated Payload (36.00R51 Tires) |
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157 ton (US) |
Rated Gross Machine Weight (36.00R51 tires) |
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564000 lb |
Chassis Weight (33.00R51 Tires) |
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186799 lb |
Chassis Weight (36.00R51 Tires) |
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193192 lb |
Note (3) |
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Body weight varies depending on body selection and configuration. |
Engine |
Gross Power - SAE J1995 |
4000 HP |
605 HP |
1600 HP |
Net Power - SAE J1349 |
3795 HP |
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1509 HP |
Engine Model |
Cat® C175-20 |
Cat® C18 |
Cat� 3512E |
Rated Speed |
1750 r/min |
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Emissions |
U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards.Tier 4 engine option available to meet Tier 4 Final emission standards. |
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Bore |
6.9 in |
5.7 in |
6.7 in |
Stroke |
8.7 in |
7.2 in |
8.5 in |
Displacement |
6469 in³ |
1105 in³ |
3573 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. |
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Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. |
Note (2) |
U.S. EPA Tier 4 Final available for applicable markets. |
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U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. |
Note (3) |
High Altitude Low Maintenance Ratio Engine Configuration (4x4) option available. |
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Additional fuel optimized selectable power ratings: 1,450 hp |
Rated Engine Speed |
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1700 r/min |
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Rated Net Power - SAE J1349 |
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550 HP |
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Number of Cylinders |
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6 |
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Note |
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Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. |
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Emissions Rating |
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Fuel Optimized |
Body Hoists |
Type |
Twin, two-stage hydraulic cylinders with snubbing valve. |
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Twin, two-stage hydraulic cylinders with snubbing valve. |
Pump Flow - High Idle |
317 gal/min |
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192.7 gal/min |
Relief Valve Setting - Raise |
3510 psi |
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2500 psi |
Body Raise Time - High Idle |
25 s |
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15.2 s |
Body Lower Time - Float |
18 s |
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Body Power Down- High Idle |
18 s |
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15.9 s |
Body Lower Time - Float High Idle |
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15.9 s |
Body Lower Time - Float Low Idle |
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16.2 s |
Suspension |
Type |
Self-contained nitrogen/oil cylinders, rear strut pin-to-pin mounting, top & bottom double shear clevis attachments |
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Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments |
Effective Cylinder Stroke - Front |
3.9 in |
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12.6 in |
Effective Cylinder Stroke - Rear |
3.7 in |
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6.5 in |
Rear axle - Oscillation |
±3.96 degrees |
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+/- 5 degrees |
Service Refill Capacities |
Fuel Tank |
1000 gal (US) |
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410 gal (US) |
Fuel Tank (Tier 4) |
1200 gal (US) |
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Diesel Exhaust Fluid Tank |
100 gal (US) |
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36 gal (US) |
Cooling System |
306 gal (US) |
33 gal (US) |
100 gal (US) |
Crankcase |
103 gal (US) |
17 gal (US) |
54 gal (US) |
Front Wheels - Each |
16 gal (US) |
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8 gal (US) |
Differentials |
330 gal (US) |
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Steering Tank |
67 gal (US) |
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29 gal (US) |
Steering System - Including Tank |
95 gal (US) |
60 gal (US) |
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Brake/Hoist Tank |
203 gal (US) |
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135 gal (US) |
Brake Hoist System - Includes Tank |
489 gal (US) |
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160 gal (US) |
Torque Converter Sump |
80 gal (US) |
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Torque Converter/Transmission System - Including Sump |
166 gal (US) |
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Note (1) |
DEF Tank only available for EPA Tier 4 engine option. |
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Fuel Tank Capacity |
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140 gal (US) |
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Brake/Hoist Hydraulic Tank |
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38 gal (US) |
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Brake Hoist System |
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60 gal (US) |
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Differential - Final Drives |
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47 gal (US) |
139 gal (US) |
Torque Converter - Transmission System |
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17 gal (US) |
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Steering System - Includes Tank |
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45 gal (US) |
Torque Converter - Transmission System - Including Sump |
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46 gal (US) |
Weight Distributions - Approximate |
Front Axle - Empty |
47.20% |
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48% |
Rear Axle - Empty |
52.80% |
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52% |
Front Axle - Loaded |
33.30% |
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33% |
Rear Axle - Loaded |
66.70% |
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67% |
Note |
Weight distributions optimized with Cat body. |
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Weight distributions optimized with Cat body. |
Final Drives |
Type |
Double reduction, planetary with full floating axles. |
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Double reduction, planetary with full floating axles. |
Differential Ratio |
1.276:1 |
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2:10:01 |
Planetary Ratio |
16.67:1 |
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10.83:1 |
Total Reduction Ratio |
21.26:1 |
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22.75:1 |
Note |
Double reduction, planetary with full floating axles. |
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Tires |
Tires |
59/80 R63 |
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Rims |
44" x 63" |
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610 mm (24") Rims (standard). 660 mm (26") Rims (optional). |
Note |
Quick Change Rims optional. |
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Note (1) |
Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities. |
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Quick Change Rims optional. |
Standard Tire |
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33.00R51 |
Optional Tire |
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36.00R51 |
Note (2) |
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Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities. |
Braking System |
Service Brakes |
Service Brakes: Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated |
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Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated |
Front Wet Disc Brake Surface Area |
20500 in² |
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9487 in² |
Rear - Wet Disc Brake Surface Area |
30750 in² |
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13908 in² |
Standards |
Service and Secondary: ISO 3450:2011 |
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Service and Secondary: ISO 3450:2011 |
Parking Brake |
Four-corner, Multi-disc, Spring Applied, Hydraulically Released |
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Four corner, multi disc, spring applied, hydraulically released |
Load Brake |
Rear service brakes |
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Note |
Anti-Lock Brake System (ABS) optional with CMD package |
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Capacity - HP Body - 100% Fill Factor |
Struck |
225 yd³ / 172 m³ |
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Heaped (SAE 2:1)* |
330 yd³ / 252 m³ |
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Note (1) |
Consult your local Cat dealer for body recommendations. |
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Cab |
Air Conditioning |
HFC - 134A refrigerant: 24,300 Btu/h |
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HFC - 134A refrigerant: 24,500 Btu/h |
Heater / Defroster |
38900 Btu/h |
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33300 Btu/h |
Note |
Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning. |
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The operator sound pressure level, 77 dB(A) with direct drive and 75 dB9A) with optional clutch, tested to ISO 6396:2008. |
ROPS Standards (1) |
The operator sound pressure level, 76 dB(A), complies with ISO 6394:2008 and ISO 6396:2008. |
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ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer. |
ROPS Standards (2) |
ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria. |
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FOPS Standards |
FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II criteria. |
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FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II for Operator and ISO 13459:2012 Level II for Trainer. |
Steering |
Steering Angle |
40 ° |
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Turning Diameter - Front |
122.7 ft |
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Steering Standards |
ISO 5010:2007 |
ISO 5010:2007 |
ISO 5010:2007 |
Note |
Turning Diameter (ISO 7457:2009) |
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Steer Angle |
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31 ° |
36 ° |
Turning Diameter |
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57.7 ft |
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Turning Circle - Clearance Diameter |
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66.6 ft |
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Turning Diameter - ISO 7457:1997 (33.00R51 tires) |
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97.75 ft |
Transmission |
Forward - 1 |
6.6 mile/h |
8 mile/h |
7.5 mile/h |
Forward - 2 |
8.9 mile/h |
10.9 mile/h |
10.2 mile/h |
Forward - 3 |
12 mile/h |
14.8 mile/h |
13.8 mile/h |
Forward - 4 |
16.2 mile/h |
19.8 mile/h |
18.6 mile/h |
Forward - 5 |
21.8 mile/h |
26.9 mile/h |
25.2 mile/h |
Forward - 6 |
29.4 mile/h |
36.2 mile/h |
34 mile/h |
Forward - 7 |
39.5 mile/h |
49.2 mile/h |
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Reverse |
7.4 mile/h |
10.4 mile/h |
6.8 mile/h |
Top Speed - Loaded |
39.5 mile/h |
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34 mile/h |
Note |
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Maximum travel speeds with standard 21.00R33 (E4) tires. |
Maximum travel speeds with standard 33.00-R51 tires. |
Dimensions |
Rear Axle - Clearance - Loaded |
3.08 ft |
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Inside Body Depth - Maximum |
11 ft |
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Overall Height - Body Raised |
51.5 ft |
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Loaded Ground Clearance |
2.58 ft |
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Loading Height - Empty |
23 ft |
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Engine Guard Clearance - Loaded |
3.33 ft |
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Height - Top of ROPS - Empty |
21.4 ft |
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Front Canopy Height - Empty |
25.33 ft |
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Overall Body Length |
48.6 ft |
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Inside Body Length |
32.75 ft |
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Overall Length |
49.5 ft |
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Wheel Base |
23.58 ft |
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Rear Axle - Tail |
12.9 ft |
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Dump Clearance |
6.58 ft |
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Centerline Front Tire Width |
21.41 ft |
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Overall Canopy Width |
29.91 ft |
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Outside Body Width |
32 ft |
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Inside Body Width |
27.91 ft |
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Centerline of Rear Dual Tire Width |
20.41 ft |
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Overall Tire Width |
31.25 ft |
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Weights |
LRC Bare Chassis Weight without Hoist |
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58414 lb |
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LRC Bare Chassis Weight with Hoist |
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59223 lb |
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LRC Gross Vehicle Weight (Target) with Hoist |
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180999 lb |
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LRC Gross Vehicle Weight (Target) without Hoist |
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180999 lb |
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HRC Bare Chassis Weight without Hoist |
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59567 lb |
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HRC Bare Chassis Weight with Hoist |
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60376 lb |
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HRC Gross Vehicle Weight (Target) with Hoist |
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180999 lb |
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HRC Gross Vehicle Weight (Target) without Hoist |
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180999 lb |
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Note |
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LRC model is offered for lesser regulated countries. HRC model is offered for highly regulated countries. U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. |
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ROPS |
Tractor ROPS |
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77430 lb |
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Operating Specifications |
Nominal Water Tank Capacity |
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11000 gal (US) |
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Brakes |
Brake Surface - Front |
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216 in² |
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Brake Surface - Rear |
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7794 in² |
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Capacity - MSD II - 100% Fill Factor |
Struck |
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72 m^3 / 94 yd^3 |
Heaped (SAE 2:1) |
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99 m^3 / 129 yd^3 |
Note |
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Consult your local Cat dealer for body recommendations. |
Dimensions (All dimensions are approximate. MSD II Body, 33R51 tires, unloaded machine.) |
Height - Top of ROPS |
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17.09 ft |
Overall Body Length |
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39.32 ft |
Inside Body Length |
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27.29 ft |
Overall Length |
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39.23 ft |
Wheel Base |
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17 ft |
Rear Axle - Tail |
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12.56 ft |
Ground Clearance |
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3.29 ft |
Dump Clearance |
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3.7 ft |
Loading Height - Empty |
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17.39 ft |
Inside Body Depth - Maximum |
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9.15 ft |
Overall Height - Body Raised |
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39.48 ft |
Operating Width |
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24.72 ft |
Centerline Front Tire Width |
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15.91 ft |
Engine Guard Clearance |
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3.41 ft |
Overall Canopy Width |
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24.81 ft |
Outside Body Width |
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22 ft |
Inside Body Width |
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19.72 ft |
Front Canopy Height |
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19.8 ft |
Rear Axle - Clearance |
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3.25 ft |
Centerline of Rear Dual Tire Width |
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14.06 ft |
Overall Tire Width |
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20.59 ft |