785G (Tier 4)

Engine
Engine Model	Cat 3512E HD
Gross Power - SAE J1995	1600 HP / 1193 kW
Bore	6.7 in / 170 mm
Stroke	8.5 in / 215 mm
Displacement	3573 in³ / 58.56 l
Gross Power - SAE J1995:2014	1600 HP / 1193 kW
Note (1)	Power rating conditions: – At 1,650 rpm rated speed based on SAE J1995:2014 standard air inlet conditions of 25° C (77° F) and 99 kPa (29.31 in Hg) dry barometric pressure. – Based on fuel of 35° API gravity (at 15.6° C or 60° F) having a LHV of 42 780 kJ/kg (18,390 Btu/lb) when used at 29° C (84.2° F).
Note (2)	No engine derating required up to 2987 m (9800 ft) altitude per standard conditions.
Emissions	Meets U.S. EPA Tier 4 Final emissions standards.
Note (3)	Selectable 1,450 hp configuration.

Weights - Approximate
Body Weight Range	21 275 kg-30 623 kg (46,903 lb-67,512 lb)
Empty Operating Chassis Weight	186661 lb / 84668 kg
Note (1)	Chassis weight includes standard mandatory attachments, 33R51 tires, all operating fluid levels full and 100% fuel.
Note (2)	Estimated weight of debris is not included in operating chassis weight.
Note (3)	Body weight varies depending on body selection and configuration.

Operating Specifications
Nominal Payload Capacity	146 ton (US) / 132 ton (US)
Gross Machine Operating Weight (GMW) (33R51 tires)	550000 lb / 249476 kg
Gross Machine Operating Weight (GMW) (36R51 tires)	564000 lb / 255826 kg
Nominal Payload Capacity (33.00R51 tires)*	146 ton (US) / 132 ton (US)
Nominal Payload Capacity (36.00R51 tires)*	148 ton (US) / 134 ton (US)
Note (1)	GMW depends on tire selection. Consult your tire manufacturer for maximum loaded top speed.
Note (2)	Refer to the Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.
Note (3)	*Includes standard liners and MSD II (Mine Specific Design) body.

Transmission
Forward - 1	7.5 mile/h / 12.1 km/h
Forward - 2	10.2 mile/h / 16.3 km/h
Forward - 3	13.8 mile/h / 22.2 km/h
Forward - 4	18.6 mile/h / 29.9 km/h
Forward - 5	25.2 mile/h / 40.6 km/h
Forward - 6	34 mile/h / 54.8 km/h
Reverse	6.8 mile/h / 11 km/h
Note	Maximum travel speeds with standard 33.00-R51 tires.
Total Final Drive Reduction Ratio	22.75:1

Suspension
Cylinder Stroke - Front	12.6 in / 320 mm
Cylinder Stroke - Rear	6.5 in / 165 mm

Body Hoists
Body Lower Time - Float High Idle	15.9 s
Body Lower Time - Float Low Idle	16.2 s
Body Power Down- High Idle	15.9 s
Body Raise Time - High Idle	15.2 s
Note (1)	Twin, two-stage hydraulic cylinder mounted outside main frame; double-acting cylinders in second stage.
Note (2)	Power raise in both stages; power down in second stage.
Note (3)	Automatic body lower modulation reduces impact on frame.

Braking System
Brake Surface - Front	9487 in² / 61270 cm²
Brake Surface - Rear	13908 in² / 89728 cm²
Note	Oil cooled four corner hydraulic actuated disc brakes.
Standards	ISO 3450:2011

Weight Distributions - Approximate
Front Axle - Empty	48%
Front Axle - Loaded - Target	33%
Rear Axle - Empty	52%
Rear Axle - Loaded - Target	67%

Service Refill Capacities
Cooling System	100 gal (US) / 379 l
Steering Tank	29 gal (US) / 110 l
Brake Hoist System - Includes Tank	160 gal (US) / 606 l
Brake/Hydraulic Tank	135 gal (US) / 511 l
DEF Tank	36 gal (US) / 136 l
Differential - Final Drives	139 gal (US) / 527 l
Engine Crankcase	54 gal (US) / 204 l
Fuel Tank	410 gal (US) / 1552 l
Steering System - Includes Tank	45 gal (US) / 170 l
Note (1)	Separate steering system and separate torque converter/transmission system prevents cross contamination.
Note (2)	Contact your local Cat dealer for DEF infrastructure recommendations.
Torque Converter - Transmission System - Including Sump	46 gal (US) / 175 l

ROPS
ROPS Standards	ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS and ISO 13459:2012 criteria.
FOPS Standards	FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 and ISO 13459:2012 Level II criteria.

Sound
Cooling Fan Drive - Direct Drive - Operator Sound Level (ISO 6396:2008)	77 dB(A)
Cooling Fan Drive - Direct Drive - Machine Sound Level (ISO 6395:2008)	121 dB(A)
Cooling Fan Drive - Optional Clutch - Machine Sound Level (ISO 6395:2008)	120 dB(A)
Cooling Fan Drive - Optional Clutch - Operator Sound Level (ISO 6396:2008)	75 dB(A)
Note (1)	Testing done per specified standard work cycle procedures and conditions with 50% HVAC blower fan speed. Optional clutch control fan measurement done at 70% of maximum engine cooling fan speed.
Note (2)	Hearing protection may be needed when operating with an open operator station/cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment.

Steering
Steering Standards	ISO 5010:2007
Machine Clearance Diameter - ISO 7457:1997 (33.00R51 tires)	108.92 ft / 33.2 m
Steering Angle	36 degrees
Turning Diameter - ISO 7457:1997 (33.00R51 tires)	97.75 ft / 29.8 m

Body
Note (1)	Body weight only. Does not include liners.
Note (2)	Contact your local Cat dealer for site specific body recommendations.
Standard Dual Slope Volume (SAE 2:1)	102 yd³ / 78 m³
Standard Dual Slope Weight	51892 lb / 23538 kg
Standard MSD Volume (SAE 2:1)	130 yd³ / 99 m³
Standard MSD Weight	46711 lb / 21188 kg

Dimensions (All dimensions are approximate. MSD II Body, 33R51 tires, unloaded machine.)
Centerline Front Tire Width	15.91 ft / 4850 mm
Centerline of Rear Dual Tire Width	14.06 ft / 4285 mm
Dump Clearance	3.7 ft / 1128 mm
Engine Guard Clearance	3.41 ft / 1038 mm
Front Canopy Height	19.8 ft / 6035 mm
Ground Clearance	3.29 ft / 1004 mm
Height - Top of ROPS	17.09 ft / 5208 mm
Inside Body Depth - Maximum	9.15 ft / 2790 mm
Inside Body Length	27.29 ft / 8318 mm
Inside Body Width	19.72 ft / 6010 mm
Loading Height - Empty	17.39 ft / 5299 mm
Operating Width	24.72 ft / 7535 mm
Outside Body Width	22 ft / 6714 mm
Overall Body Length	39.32 ft / 11985 mm
Overall Canopy Width	24.81 ft / 7562 mm
Overall Height - Body Raised	39.48 ft / 12032 mm
Overall Length	39.23 ft / 11957 mm
Overall Tire Width	20.59 ft / 6277 mm
Rear Axle - Clearance	3.25 ft / 990 mm
Rear Axle - Tail	12.56 ft / 3829 mm
Rear Sidewall Height	2.87 ft / 874 mm
Wheel Base	17 ft / 5180 mm

Tires
Note (1)	Productive capabilities of the 785G truck are such that, under certain job conditions, TKPH (TMPH) capabilities could be exceeded and, therefore, limit production.
Note (2)	Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.
Optional Tire	36.00R51 (Michelin and Bridgestone)
Standard Tire	33.00R51 (E3 and E4)