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785 Mining Truck (LRC, Tier 4 Final / EU Stage V)
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Weights |
| LRC Bare Chassis Weight without Hoist |
75118 lb |
58414 lb |
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| LRC Bare Chassis Weight with Hoist |
76326 lb |
59223 lb |
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| LRC Gross Vehicle Weight (Target) without Hoist |
246503 lb |
180999 lb |
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| LRC Gross Vehicle Weight (Target) with Hoist |
246503 lb |
180999 lb |
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| HRC Bare Chassis Weight without Hoist |
76573 lb |
59567 lb |
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| HRC Bare Chassis Weight with Hoist |
77781 lb |
60376 lb |
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| HRC Gross Vehicle Weight (Target) without Hoist |
246503 lb |
180999 lb |
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| HRC Gross Vehicle Weight (Target) with Hoist |
246503 lb |
180999 lb |
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| Note |
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. |
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 |
85288 lb |
77430 lb |
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Operating Specifications |
| Nominal Water Tank Capacity |
15000 gal (US) |
11000 gal (US) |
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Steering |
| Steering Standards |
ISO 5010:2007 |
ISO 5010:2007 |
ISO 5010:2007 |
| Steer Angle |
31 ° |
31 ° |
36 ° |
| Turning Diameter |
77.1 ft |
57.7 ft |
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| Turning Circle - Clearance Diameter |
85.6 ft |
66.6 ft |
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| Turning Diameter - ISO 7457:1997 (33.00R51 tires) |
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97.75 ft |
Engine |
| Engine Model |
Cat® C27 |
Cat® C18 |
Cat� 3512E |
| Gross Power - SAE J1995 |
825 HP |
605 HP |
1600 HP |
| Rated Net Power - SAE J1349 |
683 HP |
550 HP |
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| Bore |
5.4 in |
5.7 in |
6.7 in |
| Stroke |
6 in |
7.2 in |
8.5 in |
| Displacement |
1648 in³ |
1105 in³ |
3573 in³ |
| Note |
Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator. Specifications shown are for LRC model. |
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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| Rated Engine Speed |
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1700 r/min |
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| Number of Cylinders |
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6 |
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| Net Power - SAE J1349 |
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1509 HP |
| Emissions Rating |
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Fuel Optimized |
| Note (1) |
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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) |
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U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. |
| Note (3) |
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Additional fuel optimized selectable power ratings: 1,450 hp |
Transmission |
| Forward - 1 |
6.6 mile/h |
8 mile/h |
7.5 mile/h |
| Forward - 2 |
9.3 mile/h |
10.9 mile/h |
10.2 mile/h |
| Forward - 3 |
12.6 mile/h |
14.8 mile/h |
13.8 mile/h |
| Forward - 4 |
16.8 mile/h |
19.8 mile/h |
18.6 mile/h |
| Forward - 5 |
22.8 mile/h |
26.9 mile/h |
25.2 mile/h |
| Forward - 6 |
30.7 mile/h |
36.2 mile/h |
34 mile/h |
| Forward - 7 |
41.6 mile/h |
49.2 mile/h |
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| Reverse |
8.7 mile/h |
10.4 mile/h |
6.8 mile/h |
| Note |
Maximum travel speeds with standard 24.00R35 (E4) tires |
Maximum travel speeds with standard 21.00R33 (E4) tires. |
Maximum travel speeds with standard 33.00-R51 tires. |
| Top Speed - Loaded |
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34 mile/h |
Brakes |
| Brake Surface - Front |
257 in² |
216 in² |
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| Brake Surface - Rear |
9497 in² |
7794 in² |
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Service Refill Capacities |
| Fuel Tank Capacity |
210 gal (US) |
140 gal (US) |
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| Cooling System |
45 gal (US) |
33 gal (US) |
100 gal (US) |
| Crankcase |
24 gal (US) |
17 gal (US) |
54 gal (US) |
| Differential - Final Drives |
38 gal (US) |
47 gal (US) |
139 gal (US) |
| Steering System - Including Tank |
14 gal (US) |
60 gal (US) |
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| Brake/Hoist Hydraulic Tank |
46.5 gal (US) |
38 gal (US) |
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| Brake Hoist System |
85 gal (US) |
60 gal (US) |
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| Torque Converter - Transmission System |
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17 gal (US) |
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| Fuel Tank |
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410 gal (US) |
| Front Wheels - Each |
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8 gal (US) |
| Steering Tank |
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29 gal (US) |
| Steering System - Includes Tank |
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45 gal (US) |
| Brake/Hoist Tank |
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135 gal (US) |
| Brake Hoist System - Includes Tank |
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160 gal (US) |
| Torque Converter - Transmission System - Including Sump |
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46 gal (US) |
Weights - Approximate |
| 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 |
| Body Weight |
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57779 lb |
| Note (1) |
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Consult your tire manufacturer for maximum tire load |
| Note (2) |
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Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires. |
| Note (3) |
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Body weight varies depending on body selection and configuration. |
Weight Distributions - Approximate |
| Front Axle - Empty |
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48% |
| Rear Axle - Empty |
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52% |
| Front Axle - Loaded |
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33% |
| Rear Axle - Loaded |
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67% |
| Note |
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Weight distributions optimized with Cat body. |
Final Drives |
| Type |
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Double reduction, planetary with full floating axles. |
| Differential Ratio |
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2:10:01 |
| Planetary Ratio |
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10.83:1 |
| Total Reduction Ratio |
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22.75:1 |
Tires |
| Standard Tire |
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33.00R51 |
| Optional Tire |
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36.00R51 |
| Rims |
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610 mm (24") Rims (standard). 660 mm (26") Rims (optional). |
| Note (1) |
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Quick Change Rims optional. |
| 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 |
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Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated |
| Front Wet Disc Brake Surface Area |
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9487 in² |
| Rear - Wet Disc Brake Surface Area |
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13908 in² |
| Standards |
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Service and Secondary: ISO 3450:2011 |
| Parking Brake |
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Four corner, multi disc, spring applied, hydraulically released |
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. |
Body Hoists |
| Type |
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Twin, two-stage hydraulic cylinders with snubbing valve. |
| Pump Flow - High Idle |
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192.7 gal/min |
| Relief Valve Setting - Raise |
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2500 psi |
| Body Raise Time - High Idle |
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15.2 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 |
| Body Power Down- High Idle |
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15.9 s |
Suspension |
| Type |
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Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments |
| Effective Cylinder Stroke - Front |
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12.6 in |
| Effective Cylinder Stroke - Rear |
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6.5 in |
| Rear axle - Oscillation |
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+/- 5 degrees |
Cab |
| Air Conditioning |
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HFC - 134A refrigerant: 24,500 Btu/h |
| Heater / Defroster |
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33300 Btu/h |
| Note |
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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) |
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ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer. |
| FOPS Standards |
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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. |
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 |
