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Weights
	775G Off-Highway Truck View Product	770 Off-Highway Truck View Product Remove	794 AC Mining Truck View Product Remove	797F Mining Truck View Product Remove
LRC Bare Chassis Weight without Hoist	75118 lb	-	-	-
LRC Bare Chassis Weight with Hoist	76326 lb	-	-	-
LRC Gross Vehicle Weight (Target) without Hoist	246503 lb	-	-	-
LRC Gross Vehicle Weight (Target) with Hoist	246503 lb	-	-	-
HRC Bare Chassis Weight without Hoist	76573 lb	-	-	-
HRC Bare Chassis Weight with Hoist	77781 lb	-	-	-
HRC Gross Vehicle Weight (Target) without Hoist	246503 lb	-	-	-
HRC Gross Vehicle Weight (Target) with Hoist	246503 lb	-	-	-
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.	-	-	-
ROPS
Tractor ROPS	85288 lb	-	-	-
ROPS Standards	-	Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.	-	-
FOPS Standards	-	Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria.	-	-
Operating Specifications
Nominal Water Tank Capacity	15000 gal (US)	-	-	-
Nominal Payload Class (100%)	-	42.1 ton (US)	-	-
Top Speed - Loaded	-	45.8 mile/h	-	-
Target Payload (100%)	-	42.1 ton (US)	-	-
Maximum Working Payload (110%)	-	46.3 ton (US)	-	-
Maximum Allowable Payload (120%)*	-	50.5 ton (US)	-	-
Body Capacity - SAE 2:1	-	32.9 yd³	-	-
Note (1)	-	*Refer to Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations.	-	-
Note (2)	-	Target payload and capacity based on Dual Slope body with no liner. Attachment selection will affect payload and maximum gross machine operating weight.	-	-
Steering
Steering Standards	ISO 5010:2007	ISO 5010:2007	ISO 5010:2007	ISO 5010:2007
Steer Angle	31 °	40.5 °	39 °	-
Turning Diameter	77.1 ft	-	-	-
Turning Circle - Clearance Diameter	85.6 ft	66.6 ft	-	-
Turning Diameter - Front	-	57.7 ft	-	122.7 ft
Note	-	Target gross machine operating weight is 71 214 kg (157,000 lb).	Gross Machine Operating Weight is 521 631 kg (1,150,000 lb).	Turning Diameter (ISO 7457:2009)
Steering Angle	-	-	-	40 °
Engine
Engine Model	Cat® C27	Cat® C15	Cat® C175-16	Cat® C175-20
Gross Power - SAE J1995	825 HP	515 HP	3500 HP	4000 HP
Rated Net Power - SAE J1349	683 HP	-	-	-
Bore	5.4 in	5.4 in	6.9 in	6.9 in
Stroke	6 in	6.7 in	8.7 in	8.7 in
Displacement	1648 in³	927.6 in³	5187 in³	6469 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.	-	-	-
Rated Engine Speed	-	1700 r/min	-	-
Net Power - SAE J1349	-	477 HP	3405 HP	3795 HP
Net Power - ISO 9249	-	477 HP	-	-
Net Power - 80/1269/EEC	-	489 HP	-	-
Net Power - ISO 14396	-	508 HP	-	-
Net Torque - SAE J1349	-	1834 ft·lbf	-	-
Number of Cylinders	-	6	-	-
Note (1)	-	Power rating applies at 1,700 rpm when tested under the specified condition for the specified standard.	Contact factory for high altitude configuration.	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)	-	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).	Tier 4 / EU Stage V option available for regions that require these emissions standards.	U.S. EPA Tier 4 Final available for applicable markets.
Note (3)	-	No engine derating required up to 3000 m (9,843 ft) altitude.	Tier 4 / EU Stage V engine option Net Power - SAE J1349: 3434 HP (2561 kW)	High Altitude Low Maintenance Ratio Engine Configuration (4x4) option available.
Note (4)	-	Meets Japan Small Volume Exemption.	-	-
Emissions	-	Meets U.S. EPA Tier 4 and EU Stage V emission standards.	-	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.
Standard Gross Power - SAE J1995	-	-	3500 HP	-
Optional Gross Power - SAE J1995	-	-	3100 HP	-
Optional Gross Power - SAE J1995 (Option 2)	-	-	2750 HP	-
Rated Speed	-	-	1800 r/min	1750 r/min
Emissions Rating	-	-	Fuel Optimized	-
Transmission
Forward - 1	6.6 mile/h	7.4 mile/h	-	6.6 mile/h
Forward - 2	9.3 mile/h	10.1 mile/h	-	8.9 mile/h
Forward - 3	12.6 mile/h	13.8 mile/h	-	12 mile/h
Forward - 4	16.8 mile/h	18.5 mile/h	-	16.2 mile/h
Forward - 5	22.8 mile/h	25.1 mile/h	-	21.8 mile/h
Forward - 6	30.7 mile/h	33.8 mile/h	-	29.4 mile/h
Forward - 7	41.6 mile/h	45.8 mile/h	-	39.5 mile/h
Reverse	8.7 mile/h	8.8 mile/h	-	7.4 mile/h
Note	Maximum travel speeds with standard 24.00R35 (E4) tires	Maximum travel speeds with standard 18.00R33 (E4) tires.	-	-
Top Speed - Loaded	-	-	-	39.5 mile/h
Brakes
Brake Surface - Front	257 in²	216 in²	-	-
Brake Surface - Rear	9497 in²	6235 in²	-	-
Brake Standards	-	ISO 3450:2011	-	-
Note	-	Target gross machine operating weight is 71 214 kg (157,000 lb).	-	-
Service Refill Capacities
Fuel Tank Capacity	210 gal (US)	-	-	-
Cooling System	45 gal (US)	33 gal (US)	211 gal (US)	306 gal (US)
Crankcase	24 gal (US)	17 gal (US)	82 gal (US)	103 gal (US)
Differential - Final Drives	38 gal (US)	47 gal (US)	-	-
Steering System - Including Tank	14 gal (US)	23 gal (US)	-	95 gal (US)
Brake/Hoist Hydraulic Tank	46.5 gal (US)	38 gal (US)	-	-
Brake Hoist System	85 gal (US)	60 gal (US)	-	-
Fuel Tank	-	140 gal (US)	1300 gal (US)	1000 gal (US)
Steering Tank	-	14.5 gal (US)	-	67 gal (US)
Torque Converter - Transmission System	-	17 gal (US)	-	-
DEF Tank	-	6 gal (US)	-	-
Final Drive - Each	-	-	67 gal (US)	-
Hydraulic Tank	-	-	296 gal (US)	-
Hydraulic System - Including Tank	-	-	385 gal (US)	-
Diesel Exhaust Fluid Tank	-	-	100 gal (US)	100 gal (US)
Note (1)	-	-	DEF Tank only available for EPA Tier 4 / EU Stage V engine option.	DEF Tank only available for EPA Tier 4 engine option.
Fuel Tank (Tier 4)	-	-	-	1200 gal (US)
Front Wheels - Each	-	-	-	16 gal (US)
Differentials	-	-	-	330 gal (US)
Brake/Hoist Tank	-	-	-	203 gal (US)
Brake Hoist System - Includes Tank	-	-	-	489 gal (US)
Torque Converter Sump	-	-	-	80 gal (US)
Torque Converter/Transmission System - Including Sump	-	-	-	166 gal (US)
Weights - Approximate
Target Gross Machine Operating Weight	-	157000 lb	-	-
Target Gross Machine Weight	-	157000 lb	-	-
Chassis Weight	-	55948 lb	426237 lb	474472 lb
Body Weight	-	17306 lb	64346 lb	94799 lb
Note (1)	-	Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires.	Consult your tire manufacturer for maximum tire load.	Consult your tire manufacturer for maximum tire load
Note (2)	-	Body weight is the standard Dual Slope body with no liner and will vary depending on configuration.	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.
Nominal Rated Payload	-	-	327 ton (US)	400 ton (US)
Rated Gross Machine Weight	-	-	1150000 lb	1375000 lb
Note (3)	-	-	Refer to Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations.	-
Note (4)	-	-	Tier 4 Final / Stage V chassis weight: 426312 lb (193372 kg)	Tier 4 Chassis Weight: 486263 lb (220565 kg)
Final Drives
Differential Ratio	-	1.92:1	-	1.276:1
Planetary Ratio	-	4.80:1	-	16.67:1
Total Reduction Ratio	-	9.26:1	35:01:00	21.26:1
Type	-	-	-	Double reduction, planetary with full floating axles.
Note	-	-	-	Double reduction, planetary with full floating axles.
Body Hoists
Pump Flow - High Idle	-	118 gal/min	-	317 gal/min
Relief Valve Setting - Raise	-	2750 psi	3029 psi	3510 psi
Relief Valve Setting - Lower	-	500 psi	-	-
Body Raise Time - High Idle	-	7.5 s	24 s	25 s
Body Lower Time - Float	-	10 s	-	18 s
Body Power Down - High Idle	-	10 s	-	-
Pump Flow - High Idle (HAA at 1,800 rpm)	-	-	221 gal/min	-
Pump Flow - High Idle (LAA at 1,960 rpm)	-	-	240 gal/min	-
High Idle Body Lower Time - Float	-	-	20 s	-
Total Cycle Time	-	-	44 s	-
Note (1)	-	-	Twin, two-stage hydraulic cylinders mounted inside main frame; double-acting cylinders in both stages.	-
Note (2)	-	-	Power raise in both stages; power down in both stages possible.	-
Note (3)	-	-	Automatic body-lower modulation reduces impact on frame.	-
Type	-	-	-	Twin, two-stage hydraulic cylinders with snubbing valve.
Body Power Down- High Idle	-	-	-	18 s
Capacity - Dual Slope - 100% Fill Factor
Struck	-	23.01 yd³	-	-
Heaped (SAE 2:1)*	-	32.9 yd³	-	-
Note (2)	-	*ISO 6483:1980.	-	-
Note (1)	-	Contact your local Cat dealer for body recommendation.	-	-
Capacity - Flat Floor - 100% Fill Factor
Struck	-	23.01 yd³	-	-
Heaped (SAE 2:1)*	-	32.9 yd³	-	-
Note (1)	-	Contact your local Cat dealer for body recommendation.	-	-
Note (2)	-	*ISO 6483:1980.	-	-
Weight Distributions - Approximate
Front Axle - Empty	-	49 %	49 %	47.20%
Front Axle - Loaded	-	34 %	33 %	33.30%
Rear Axle - Empty	-	51 %	51 %	52.80%
Rear Axle - Loaded	-	66 %	67 %	66.70%
Note	-	-	-	Weight distributions optimized with Cat body.
Suspension
Empty Loaded Cylinder Stroke Front	-	9.2 in	-	-
Empty Loaded Cylinder Stroke Rear	-	5.9 in	-	-
Rear axle - Oscillation	-	8.9 °	-	±3.96 degrees
Type	-	-	-	Self-contained nitrogen/oil cylinders, rear strut pin-to-pin mounting, top & bottom double shear clevis attachments
Effective Cylinder Stroke - Front	-	-	-	3.9 in
Effective Cylinder Stroke - Rear	-	-	-	3.7 in
Tires
Standard Tire	-	18.00R33 (E4)	-	-
Note (1)	-	Productive capabilities of the 770G 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.	Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
Note (2)	-	Caterpillar recommends the customer evaluates all job conditions and consults 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.	-
Standard Tires	-	-	53/80 R63	-
Rims	-	-	36" x 63"	44" x 63"
Tires	-	-	-	59/80 R63
Note	-	-	-	Quick Change Rims optional.
Sound
Sound Standards (1)	-	Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment.	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)	-	Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 116 dB(A).	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.	-
Sound Standards (3)	-	Operator Equivalent Sound Pressure Level is 79 dB(A) & 74 dB(A) with EU sound suppression applied when ISO 6396:2008 is used.	-	-
Dimensions
Height - Top of ROPS	-	12.7 ft	-	-
Overall Body Length	-	26.8 ft	-	48.6 ft
Inside Body Length	-	18.5 ft	-	32.75 ft
Overall Length	-	28.9 ft	-	49.5 ft
Wheel Base	-	13 ft	-	23.58 ft
Rear Axle - Tail	-	8.5 ft	-	12.9 ft
Ground Clearance	-	1.6 ft	-	-
Dump Clearance	-	1.7 ft	-	6.58 ft
Loading Height - Empty	-	10.3 ft	-	23 ft
Inside Body Depth - Maximum	-	4.6 ft	-	11 ft
Overall Height - Body Raised	-	27.1 ft	-	51.5 ft
Operating Width	-	15.7 ft	-	-
Centerline Front Tire Width	-	10.2 ft	-	21.41 ft
Engine Guard Clearance	-	1.8 ft	-	-
Outside Body Width	-	12.9 ft	-	32 ft
Inside Body Width	-	11.9 ft	-	27.91 ft
Front Canopy Height	-	13.5 ft	-	-
Rear Axle - Clearance	-	1.8 ft	-	-
Centerline of Rear Dual Tire Width	-	8.3 ft	-	20.41 ft
Overall Tire Width	-	12.1 ft	-	31.25 ft
Rear Axle - Clearance - Loaded	-	-	-	3.08 ft
Loaded Ground Clearance	-	-	-	2.58 ft
Engine Guard Clearance - Loaded	-	-	-	3.33 ft
Height - Top of ROPS - Empty	-	-	-	21.4 ft
Front Canopy Height - Empty	-	-	-	25.33 ft
Overall Canopy Width	-	-	-	29.91 ft
AC Drive System
Total Reduction Ratio	-	-	35:01:00	-
Top Speed - Loaded	-	-	37 mile/h	-
Generator/Alternator	-	-	Brushless, engine mounted, dual bearing	-
Controls	-	-	IGBT Inverter Technology, air cooled, pressurized cabinet with filtration	-
Wheel Motor	-	-	High-torque AC induction, rear axle mounted	-
Cooling System	-	-	Variable speed, hydraulically driven cooling system	-
Braking System
Service Brakes	-	-	Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated	Service Brakes: Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Front Wet Disc Brake Surface Area	-	-	20378 in²	20500 in²
Rear - Wet Disc Brake Surface Area	-	-	30750 in²	30750 in²
Standards	-	-	ISO 3450:2011	Service and Secondary: ISO 3450:2011
Parking Brake	-	-	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	-	-	5480 HP	-
Note	-	-	-	Anti-Lock Brake System (ABS) optional with CMD package
Capacity - HE Body - 100% fill factor
Struck	-	-	108-133 m³ (142-175 yd³)	-
Heaped (SAE 2:1)	-	-	180-222 m³ (236-290 yd³)	-
Dump Body Plate Thickness Varies Depending on Body Selection - Floor Plate	-	-	0.63 in	-
Dump Body Plate Thickness Varies Depending on Body Selection - Front Plate	-	-	0.35 in	-
Dump Body Plate Thickness Varies Depending on Body Selection - Side Plate	-	-	0.31 in	-
Dump Body Plate Thickness Varies Depending on Body Selection - Canopy Plate	-	-	0.2 in	-
Note	-	-	Contact your local Cat dealer for body recommendations.	-
Dimensions (Approximate)
Height - Top of ROPS	-	-	22.25 ft	-
Overall Length	-	-	50.75 ft	-
Wheel Base	-	-	21.83 ft	-
Rear Axle - Tail	-	-	15.5 ft	-
Ground Clearance	-	-	2.67 ft	-
Dump Clearance	-	-	3 ft	-
Loading Height - Empty	-	-	22.92 ft	-
Overall Height - Body Raised	-	-	48.42 ft	-
Centerline Front Tire Width	-	-	23 ft	-
Front Axle Clearance	-	-	3.17 ft	-
Canopy Width (without optional rock deflectors)	-	-	29.75 ft	-
Outside Body Width	-	-	29.75 ft	-
Inside Body Width	-	-	28.08 ft	-
Front Canopy Height	-	-	26.33 ft	-
Rear Axle - Clearance	-	-	3.08 ft	-
Centerline of Rear Dual Tire Width	-	-	18.75 ft	-
Overall Tire Width	-	-	28.67 ft	-
Overall Canopy Width	-	-	31.5 ft	-
Cab
ROPS Standards (1)	-	-	Rollover Protective Structure (ROPS) meets ISO 3471:2008 criteria for operator and ISO 13459:2012 for trainer.	The operator sound pressure level, 76 dB(A), complies with ISO 6394:2008 and ISO 6396:2008.
FOPS Standards	-	-	Falling Object Protective Structure (FOPS) meets ISO 3449:2005 Level II for operator and ISO 13459:2012 Level II for trainer.	FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II criteria.
Air Conditioning	-	-	-	HFC - 134A refrigerant: 24,300 Btu/h
Heater / Defroster	-	-	-	38900 Btu/h
Note	-	-	-	Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning.
ROPS Standards (2)	-	-	-	ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria.
Capacity - HP Body - 100% Fill Factor
Struck	-	-	-	225 yd³ / 172 m³
Heaped (SAE 2:1)*	-	-	-	330 yd³ / 252 m³
Note (1)	-	-	-	Consult your local Cat dealer for body recommendations.

Compare Equipment Go Back

775G Off-Highway Truck

770 Off-Highway Truck

794 AC Mining Truck

797F Mining Truck

Weights

ROPS

Operating Specifications

Steering

Engine

Transmission

Brakes

Service Refill Capacities

Weights - Approximate

Final Drives

Body Hoists

Capacity - Dual Slope - 100% Fill Factor

Capacity - Flat Floor - 100% Fill Factor

Weight Distributions - Approximate

Suspension

Tires

Sound

Dimensions

AC Drive System

Braking System

Capacity - HE Body - 100% fill factor

Dimensions (Approximate)

Cab

Capacity - HP Body - 100% Fill Factor

Earthmoving

Parts & Service

Power Systems

Technology

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