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Operating Specifications
	775 Off-Highway Truck View Product	MH3250 Tracked Material Handler View Product Remove	772 (07) Off-Highway Truck View Product Remove	785 Mining Truck (LRC, Tier 4 Final / EU Stage V) View Product Remove
Nominal Payload Class (100%)	70.5 ton (US)	-	51.6 ton (US)	-
Top Speed - Loaded	41.6 mile/h	-	49.2 mile/h	-
Maximum Working Payload (110%)	77.5 ton (US)	-	-	-
Target Payload (100%)	70.5 ton (US)	-	-	-
Maximum Allowable Payload (120%)*	84.6 ton (US)	-	-	-
Note (2)	* Refer to the Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations.	-	-	-
Note (1)	Capacity with Dual Slope body – no liner.	-	-	-
Body Capacity - SAE 2:1	55.23 yd³	-	40.8 yd³	-
Maximum Payload Class (110%)	-	-	56.7 ton (US)	-
Target Payload Capacity	-	-	51.6 ton (US)	-
Not to Exceed Payload (120%)	-	-	61.9 ton (US)	-
Body Capacity (SAE 2:1)**	-	-	40.8 yd³	-
Engine
Engine Model	Cat® C27	Cat C9.3B	Cat® C18	Cat 3512E
Rated Engine Speed	1800 r/min	-	1700 r/min	-
Gross Power - SAE J1995:2014	825 hp	-	605 hp	-
Net Power - SAE J1349:2011	768 hp	-	550 hp	-
Net Power - 80/1269/EEC	775 hp	-	-	-
Net Power - ISO 9249	775 hp	311 hp	550 hp	-
Bore	5.4 in	5 in	5.7 in	6.7 in
Stroke	6 in	6 in	7.2 in	8.5 in
Displacement	1648 in³	568 in³	1105 in³	3573 in³
Engine Power - ISO 14396	812 hp	-	598 hp	-
Note (2)	Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 100 kPa (29.61 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (60° F) and an LHV of 42 780 kJ/kg (18,390 BTU/lb) when engine used at 30° C (86° F).	¹Cat diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: 20% biodiesel FAME (fatty acid methyl ester)* or 100% renewable diesel, HVO	-	U.S. EPA Tier 4 Final / EU Stage V available for applicable markets.
Net Torque	3148 ft-lb	-	-	-
Peak Torque - Speed	1200 r/min	-	-	-
Note (1)	Power rating applies at 2,000 rpm when tested under the specified condition for the specified standard.	Net power advertised is the power available at the flywheel when the engine is equipped with fan, air intake system, exhaust system, and alternator with engine speed at 1,800 rpm. Advertised power is tested per the specified standard in effect at the time	-	Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.
Note (3)	No engine derating required up to 3810 m (12,500 ft) for Tier 2 Equivalent.	-	-	Additional fuel optimized selectable power ratings: 1,450 hp
Emissions	Meets EU Stage V emission standards.	Meets U.S. EPA Tier 4 Final and EU Stage V emission standards.	-	-
Net Power - ISO 9249 (DIN)	-	315 hp (metric)	-	-
Engine Power - ISO 14396:2002	-	314 hp	-	-
Engine Power - ISO 14396 (DIN)	-	318 hp (metric)	-	-
Biodiesel Capability	-	Up to B20¹	-	-
Number of Cylinders	-	-	6	-
Net Torque - SAE J1349	-	-	2221 ft-lb	-
Gross Power - SAE J1995	-	-	-	1600 hp
Net Power - SAE J1349	-	-	-	1509 hp
Emissions Rating	-	-	-	Fuel Optimized
Capacity - Dual Slope - 100% Fill Factor
Struck	42.7 yd³	-	31.3 yd³	-
Heaped (SAE 2:1)*	55.5 yd³	-	-	-
Note (1)	Contact your local Cat dealer for body recommendation.	-	-	-
Note (2)	*ISO 6483:1980	-	-	-
Heaped 2:1 (SAE)	-	-	40.8 yd³	-
Capacity - Flat Floor - 100% Fill Factor
Struck	42.2 yd³	-	31.3 yd³	-
Heaped (SAE 2:1)*	55.2 yd³	-	-	-
Note (1)	Contact your local Cat dealer for body recommendation.	-	-	-
Note (2)	*ISO 6483:1980	-	-	-
Heaped 2:1 (SAE)	-	-	40.9 yd³	-
Weight Distributions - Approximate
Front Axle - Empty	50 %	-	51.4 %	48%
Front Axle - Loaded	34 %	-	34.2 %	33%
Rear Axle - Empty	50 %	-	48.6 %	52%
Rear Axle - Loaded	66 %	-	65.8 %	67%
Note	-	-	-	Weight distributions optimized with Cat body.
Transmission
Forward - 1	6.6 mile/h	-	8 mile/h	7.4 mile/h
Forward - 2	9.3 mile/h	-	10.9 mile/h	10 mile/h
Forward - 3	12.6 mile/h	-	14.8 mile/h	13.7 mile/h
Forward - 4	16.8 mile/h	-	19.8 mile/h	18.5 mile/h
Forward - 5	22.8 mile/h	-	26.9 mile/h	25 mile/h
Forward - 6	30.7 mile/h	-	36.2 mile/h	35.6 mile/h
Forward - 7	41.6 mile/h	-	49.2 mile/h	-
Reverse	8.7 mile/h	-	10.4 mile/h	7.2 mile/h
Note	Maximum travel speeds with standard 24.00R35 (E4) tires.	-	-	Maximum travel speeds with standard 33.00-R51 tires.
Gradeability	-	35°/70%	-	-
Maximum Travel Speed	-	2.1 mile/h	-	-
Maximum Drawbar Pull	-	55281 lbf	-	-
Top Speed - Loaded	-	-	-	35.6 mile/h
Final Drives
Differential Ratio	3.64:1	-	2.74:1	2:10:01
Planetary Ratio	4.80:1	-	4.80:1	10.83:1
Total Reduction Ratio	17.49:1	-	13.14:1	22.75:1
Type	-	-	-	Double reduction, planetary with full floating axles.
Brakes
Brake Surface - Front	257 in²	-	216 in²	-
Brake Surface - Rear	9497 in²	-	7794 in²	-
Brake Standards	ISO 3450:2011	-	ISO 3450:2011	-
Service Refill Capacities
Fuel Tank	210 gal (US)	-	140 gal (US)	410 gal (US)
Cooling System	45 gal (US)	10.6 gal (US)	33 gal (US)	126 gal (US)
Differential - Final Drives	38 gal (US)	-	47 gal (US)	139 gal (US)
Steering Tank	9.5 gal (US)	-	14.5 gal (US)	29 gal (US)
Steering System - Including Tank	14 gal (US)	-	23 gal (US)	-
Brake Hoist System	85 gal (US)	-	60 gal (US)	-
Torque Converter - Transmission System - LRC	16 gal (US)	-	-	-
Crankcase	24 gal (US)	-	17 gal (US)	54 gal (US)
Brake/Hoist Hydraulic Tank	46.5 gal (US)	-	38 gal (US)	-
Torque Converter - Transmission System - HRC	18 gal (US)	-	-	-
Fuel Tank Capacity	-	158.5 gal (US)	-	-
Engine Oil (with filter)	-	8.5 gal (US)	-	-
Swing Drive - Each	-	4.8 gal (US)	-	-
Final Drive - Each	-	4 gal (US)	-	-
Hydraulic System - Including Tank	-	98.5 gal (US)	-	-
Hydraulic Tank	-	42.5 gal (US)	-	-
DEF Tank	-	21.1 gal (US)	6 gal (US)	-
Torque Converter - Transmission System	-	-	17 gal (US)	-
Diesel Exhaust Fluid Tank	-	-	-	36 gal (US)
Front Wheels - Each	-	-	-	7.1 gal (US)
Steering System - Includes Tank	-	-	-	31 gal (US)
Brake/Hoist Tank	-	-	-	135 gal (US)
Brake Hoist System - Includes Tank	-	-	-	143 gal (US)
Torque Converter - Transmission System - Including Sump	-	-	-	46 gal (US)
Body Hoists
Pump Flow - High Idle	118 gal/min	-	112 gal/min	223 gal/min
Relief Valve Setting - Raise	2502 psi	-	2750 psi	2500 psi
Relief Valve Setting - Lower	500 psi	-	500 psi	-
Body Raise Time - High Idle	10 s	-	8 s	15 s
Body Lower Time - Float	14 s	-	10 s	15.6 s
Body Power Down - High Idle	14 s	-	10 s	-
Type	-	-	-	Twin, two-stage hydraulic cylinders with snubbing valve.
Body Power Down- High Idle	-	-	-	15.5 s
Weights - Approximate
Maximum Gross Vehicle Weight	246503 lb	-	-	-
Target Gross Machine Operating Weight	-	-	181000 lb	-
Chassis Weight	-	-	59223 lb	-
Body Weight	-	-	17306 lb	57779 lb
Target Gross Machine Weight	-	-	181000 lb	-
Nominal Rated Payload (36.00R51 Tires)	-	-	-	162 ton (US)
Rated Gross Machine Weight (36.00R51 tires)	-	-	-	564000 lb
Nominal Rated Payload (33.00R51 Tires)	-	-	-	158 ton (US)
Rated Gross Machine Weight (33.00R51 tires)	-	-	-	550000 lb
Chassis Weight (33.00R51 Tires)	-	-	-	186799 lb
Chassis Weight (36.00R51 Tires)	-	-	-	193192 lb
Note (1)	-	-	-	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.
Note (3)	-	-	-	Body weight varies depending on body selection and configuration.
Suspension
Empty Loaded Cylinder Stroke Front	9.2 in	-	9.2 in	-
Rear Axle - Oscillation	8.1°	-	-	-
Empty Loaded Cylinder Stroke Rear	5.8 in	-	5.8 in	-
Rear axle - Oscillation	-	-	8.9 °	+/- 5.4 degrees
Type	-	-	-	Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments
Effective Cylinder Stroke - Front	-	-	-	12.6 in
Effective Cylinder Stroke - Rear	-	-	-	6.5 in
Tires
Note (2)	Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection.	-	-	Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
Note (1)	Productive capabilities of the 775G truck are such that, under certain job conditions, TKPH (TMPH) capabilities of standard or optional tires could be exceeded and, therefore, limit production.	-	-	Quick Change Rims optional.
Standard Tire	24.00R35 (E4)	-	21.00R33 (E4)	33.00R51
Optional Tire	-	-	-	36.00R51
Rims	-	-	-	610 mm (24") Rims (standard). 660 mm (26") Rims (optional).
ROPS
FOPS Standards	Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria.	-	FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria.	-
ROPS Standards	Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.	-	ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.	-
Sound
Sound Standards (1)	The operator Equivalent Sound Pressure Level (Leq) is 76 dB(A) when SAE J1166 FEB2008 is used to measure the value for an enclosed cab. This is a work cycle sound exposure level. The cab was properly installed and maintained. The test was conducted with t	-	Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment.	-
Sound Standards (2)	The exterior sound pressure level for the standard machine measured at a distance of 15 m (49 ft) according to the test procedures specified in SAE J88:2008, mid‑gear moving operation is 86 dB(A).	-	Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 118 dB(A).	-
Sound Standards (3)	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.	-	Operator Equivalent Sound Pressure Level (Leq) is 78 dB(A) when ISO 6396:2008 is used to measure the value for an enclosed cab.	-
Sound Standards	-	-	-	The operator sound pressure level, 77 dB(A) with direct drive and 75 dB9A) with optional clutch, tested to ISO 6396:2008.
Steering
Turning Diameter - Front	77.1 ft	-	57.7 ft	-
Steering Standards	ISO 5010:2007	-	ISO 5010:2007	ISO 5010:2019
Steer Angle	31 °	-	40.5 °	25.1 °
Turning Circle - Clearance Diameter	85.6 ft	-	66.6 ft	-
Turning Diameter - ISO 7457:1997 (33.00R51 tires)	-	-	-	96.6 ft
Sustainability
Recyclability	98%	97%	-	-
Weights
Operating Weight	-	107700 lb	-	-
Working Ranges
Maximum Reach	-	52.5 ft	-	-
Boom	-	MH 9.2 m (30'2")	-	-
Stick	-	Industrial 7.6 m (24'11")	-	-
Maximum Height	-	55.3 ft	-	-
Minimum Height	-	13.4 ft	-	-
Minimum Swing Radius-Front	-	12.8 ft	-	-
Maximum Depth	-	23.3 ft	-	-
Boom Pin Height	-	37.6 ft	-	-
Hydraulic System
Main System - Maximum Flow (× 2 pumps) - Implement	-	148 gal(US)/min	-	-
Maximum Pressure - Implements	-	5076 psi	-	-
Maximum Pressure - Travel	-	5076 psi	-	-
Maximum Pressure - Swing	-	4061 psi	-	-
Swing Mechanism
Swing Speed	-	8 r/min	-	-
Swing Torque	-	104734 ft·lbf	-	-
Dimensions
Boom	-	MH 9.2 m (30'2")	-	-
Stick	-	Industrial 7.6 m (24'11")	-	-
Shipping Height (with OPG, without stick)	-	11.8 ft	-	-
Shipping Length (without stick)	-	41.8 ft	-	-
Machine Length (with boom/stick)	-	14.3 ft	-	-
Tail Swing Radius	-	11.6 ft	-	-
Counterweight Clearance	-	4.7 ft	-	-
Cab Height-Lowered	-	11.5 ft	-	-
Cab Height-Lowered with OPG	-	11.8 ft	-	-
Cab Height-Raised	-	19.8 ft	-	-
Cab Height-Raised with OPG	-	20.3 ft	-	-
Ground Clearance	-	2.3 ft	1.6 ft	-
Track Length-Length to Center of Rollers	-	14.3 ft	-	-
Track Length	-	17.6 ft	-	-
Upper Frame Width (includes walkways and handrails)	-	12.5 ft	-	-
Track Gauge-Retracted	-	10.6 ft	-	-
Track Gauge- Extended	-	12.2 ft	-	-
Undercarriage Width-Retracted, 600 mm (24”) shoes	-	13.2 ft	-	-
Height - Top of ROPS	-	-	12.8 ft	-
Inside Body Depth - Maximum	-	-	5.7 ft	-
Overall Body Length	-	-	26.8 ft	-
Inside Body Length	-	-	19 ft	-
Overall Length	-	-	28.9 ft	-
Wheel Base	-	-	13 ft	-
Rear Axle - Tail	-	-	9.5 ft	-
Dump Clearance	-	-	1.5 ft	-
Loading Height - Empty	-	-	11.6 ft	-
Overall Height - Body Raised	-	-	27.1 ft	-
Operating Width	-	-	15.7 ft	-
Centerline Front Tire Width	-	-	10.4 ft	-
Engine Guard Clearance	-	-	2 ft	-
Outside Body Width	-	-	12.9 ft	-
Inside Body Width	-	-	11.9 ft	-
Front Canopy Height	-	-	13.7 ft	-
Rear Axle - Clearance	-	-	1.9 ft	-
Centerline of Rear Dual Tire Width	-	-	8.7 ft	-
Overall Tire Width	-	-	12.9 ft	-
Air Conditioning System
Note (1)	-	The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.2 kg (2.64 lb) of refrigerant which has a CO2 equivalent of 1.716 metric tonnes (1.892 tons).	-	-
Braking System
Service Brakes	-	-	-	Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Front Wet Disc Brake Surface Area	-	-	-	9487 in²
Rear - Wet Disc Brake Surface Area	-	-	-	13908 in²
Standards	-	-	-	Service and Secondary: ISO 3450:2011
Parking Brake	-	-	-	Four corner, multi disc, spring applied, hydraulically released
Capacity - MSD II - 100% Fill Factor
Struck	-	-	-	72 m^3 / 94 yd^3
Heaped (SAE 2:1)	-	-	-	99 m^3 / 129 yd^3
Note	-	-	-	Consult your local Cat dealer for body recommendations.
Cab
Air Conditioning	-	-	-	HFC - 134A refrigerant: 24,500 Btu/h
Heater / Defroster	-	-	-	33300 Btu/h
ROPS Standards (1)	-	-	-	ROPS (Rollover Protective Structure) meets ISO 3471:2008 for Operator and ISO 13459:2012 for Trainer.
FOPS Standards	-	-	-	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	-	-	-	17.09 ft
Overall Body Length	-	-	-	39.32 ft
Inside Body Length	-	-	-	27.29 ft
Overall Length	-	-	-	39.23 ft
Wheel Base	-	-	-	17 ft
Rear Axle - Tail	-	-	-	12.56 ft
Ground Clearance	-	-	-	3.29 ft
Dump Clearance	-	-	-	3.7 ft
Loading Height - Empty	-	-	-	17.39 ft
Inside Body Depth - Maximum	-	-	-	9.15 ft
Overall Height - Body Raised	-	-	-	39.48 ft
Operating Width	-	-	-	24.72 ft
Centerline Front Tire Width	-	-	-	15.91 ft
Engine Guard Clearance	-	-	-	3.41 ft
Overall Canopy Width	-	-	-	24.81 ft
Outside Body Width	-	-	-	22 ft
Inside Body Width	-	-	-	19.72 ft
Front Canopy Height	-	-	-	19.8 ft
Rear Axle - Clearance	-	-	-	3.25 ft
Centerline of Rear Dual Tire Width	-	-	-	14.06 ft
Overall Tire Width	-	-	-	20.59 ft

Compare Equipment Go Back

775 Off-Highway Truck

MH3250 Tracked Material Handler

772 (07) Off-Highway Truck

785 Mining Truck (LRC, Tier 4 Final / EU Stage V)

Operating Specifications

Engine

Capacity - Dual Slope - 100% Fill Factor

Capacity - Flat Floor - 100% Fill Factor

Weight Distributions - Approximate

Transmission

Final Drives

Brakes

Service Refill Capacities

Body Hoists

Weights - Approximate

Suspension

Tires

ROPS

Sound

Steering

Sustainability

Weights

Working Ranges

Hydraulic System

Swing Mechanism

Dimensions

Air Conditioning System

Braking System

Capacity - MSD II - 100% Fill Factor

Cab

Dimensions (All dimensions are approximate. MSD II Body, 33R51 tires, unloaded machine.)

Earthmoving

Parts & Service

Power Systems

Technology

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