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770 Off-Highway Truck
772 (07) Off-Highway Truck
796 AC Electric Drive Mining Truck
775G Off-Highway Truck Bare Chassis

Operating Specifications

Nominal Payload Class (100%) 42.1 ton (US) 51.6 ton (US) - -
Top Speed - Loaded 45.8 mile/h 49.2 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 40.8 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. - - -
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 - -
Nominal Water Tank Capacity - - - 15000 gal (US)

Engine

Engine Model Cat® C15 Cat® C18 Cat® C175-16 Cat® C27
Rated Engine Speed 1700 r/min 1700 r/min - -
Gross Power - SAE J1995:2014 515 hp 605 hp - -
Net Power - SAE J1349:2011 477 hp 550 hp - -
Net Power - ISO 9249 477 hp 550 hp - -
Net Power - 80/1269/EEC 489 hp - - -
Net Power - ISO 14396 508 hp - - -
Net Torque - SAE J1349 1834 ft·lbf 2221 ft-lb - -
Number of Cylinders 6 6 - -
Bore 5.4 in 5.7 in 6.9 in 5.4 in
Stroke 6.7 in 7.2 in 8.7 in 6 in
Displacement 927.6 in³ 1105 in³ 5187 in³ 1648 in³
Note (1) Power rating applies at 1,700 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 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). - U.S. EPA Tier 4 Final / EU Stage V available for applicable markets. -
Note (3) No engine derating required up to 3000 m (9,843 ft) altitude. - Additional fuel optimized selectable power ratings: 2312 kW / 3,100 hp -
Note (4) Meets Japan Small Volume Exemption. - - -
Emissions Meets U.S. EPA Tier 4 and EU Stage V emission standards. - - -
Engine Power - ISO 14396 - 598 hp - -
Gross Power - SAE J1995 - - 3500 hp 825 hp
Net Power - SAE J1349 - - 3405 hp -
Rated Speed - - 1800 r/min -
Emissions Rating - - Fuel Optimized -
Rated Net Power - SAE J1349 - - - 683 hp
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.

Weights - Approximate

Target Gross Machine Operating Weight 157000 lb 181000 lb - -
Target Gross Machine Weight 157000 lb 181000 lb - -
Chassis Weight 55948 lb 59223 lb 448415 lb -
Body Weight 17306 lb 17306 lb - -
Note (1) Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires. - 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. -
Nominal Rated Payload - - 360 ton (US) -
Rated Gross Machine Weight - - 1270000 lb -
Body Weight Range - - 38 833 – 42 907 kg (85,611 – 94,594 lb) -
Note (3) - - Refer to Cat Mining Truck 10/10/20 Overload Policy (AEXQ0250) for maximum gross machine weight limitations -

Transmission

Forward - 1 7.4 mile/h 8 mile/h - 6.6 mile/h
Forward - 2 10.1 mile/h 10.9 mile/h - 9.3 mile/h
Forward - 3 13.8 mile/h 14.8 mile/h - 12.6 mile/h
Forward - 4 18.5 mile/h 19.8 mile/h - 16.8 mile/h
Forward - 5 25.1 mile/h 26.9 mile/h - 22.8 mile/h
Forward - 6 33.8 mile/h 36.2 mile/h - 30.7 mile/h
Forward - 7 45.8 mile/h 49.2 mile/h - 41.6 mile/h
Reverse 8.8 mile/h 10.4 mile/h - 8.7 mile/h
Note Maximum travel speeds with standard 18.00R33 (E4) tires. - - Maximum travel speeds with standard 24.00R35 (E4) tires

Final Drives

Differential Ratio 1.92:1 2.74:1 - -
Planetary Ratio 4.80:1 4.80:1 - -
Total Reduction Ratio 9.26:1 13.14:1 - -

Brakes

Brake Surface - Front 216 in² 216 in² - 257 in²
Brake Surface - Rear 6235 in² 7794 in² - 9497 in²
Brake Standards ISO 3450:2011 ISO 3450:2011 - -
Note Target gross machine operating weight is 71 214 kg (157,000 lb). - - -

Body Hoists

Pump Flow - High Idle 118 gal/min 112 gal/min 257.3 gal/min -
Relief Valve Setting - Raise 2750 psi 2750 psi 3029 psi -
Relief Valve Setting - Lower 500 psi 500 psi - -
Body Raise Time - High Idle 7.5 s 8 s 21 s -
Body Lower Time - Float 10 s 10 s 22 s -
Body Power Down - High Idle 10 s 10 s - -
Type - - Twin, two-stage hydraulic cylinders with snubbing valve. -
Body Power Down- High Idle - - 17.5 s -
Note (1) - - Twin, two-stage hydraulic cylinders mounted outside main frame; double-acting cylinders in both stages. -
Note (2) - - Power raise in both stages; power down capability in both stages. -
Note (3) - - Automatic body-lower modulation reduces impact on frame. -

Capacity - Dual Slope - 100% Fill Factor

Struck 23.01 yd³ 31.3 yd³ - -
Heaped (SAE 2:1)* 32.9 yd³ - - -
Note (2) *ISO 6483:1980. - - -
Note (1) Contact your local Cat dealer for body recommendation. - - -
Heaped 2:1 (SAE) - 40.8 yd³ - -

Capacity - Flat Floor - 100% Fill Factor

Struck 23.01 yd³ 31.3 yd³ - -
Heaped (SAE 2:1)* 32.9 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 49 % 51.4 % 47 % -
Front Axle - Loaded 34 % 34.2 % 33 % -
Rear Axle - Empty 51 % 48.6 % 53 % -
Rear Axle - Loaded 66 % 65.8 % 67 % -
Note - - Weight distributions optimized with Cat body. -

Suspension

Empty Loaded Cylinder Stroke Front 9.2 in 9.2 in - -
Empty Loaded Cylinder Stroke Rear 5.9 in 5.8 in - -
Rear axle - Oscillation 8.9 ° 8.9 ° +/- 5.32 degrees -
Type - - Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments -
Effective Cylinder Stroke - Front - - 4 in -
Effective Cylinder Stroke - Rear - - 2 in -

Service Refill Capacities

Fuel Tank 140 gal (US) 140 gal (US) 1300 gal (US) -
Cooling System 33 gal (US) 33 gal (US) 211 gal (US) 45 gal (US)
Crankcase 17 gal (US) 17 gal (US) 82 gal (US) 24 gal (US)
Differential - Final Drives 47 gal (US) 47 gal (US) - 38 gal (US)
Steering Tank 14.5 gal (US) 14.5 gal (US) - -
Steering System - Including Tank 23 gal (US) 23 gal (US) - 14 gal (US)
Brake/Hoist Hydraulic Tank 38 gal (US) 38 gal (US) - 46.5 gal (US)
Brake Hoist System 60 gal (US) 60 gal (US) - 85 gal (US)
Torque Converter - Transmission System 17 gal (US) 17 gal (US) - -
DEF Tank 6 gal (US) 6 gal (US) - -
Fuel Tank (Tier 4) - - 1200 gal (US) -
Diesel Exhaust Fluid Tank - - 100 gal (US) -
Front Wheels - Each - - 7 gal (US) -
Final Drive - Each - - 67 gal (US) -
Hydraulic Tank - - 296 gal (US) -
Hydraulic System - Including Tank - - 385 gal (US) -
Grease Tank - - 90 lb -
Note (1) - - DEF Tank only available for U.S. EPA Tier 4 Final / EU Stage V engine option -
Fuel Tank Capacity - - - 210 gal (US)

Steering

Steering Standards ISO 5010:2007 ISO 5010:2007 ISO 5010:2019 ISO 5010:2007
Steer Angle 40.5 ° 40.5 ° 39 ° 31 °
Turning Diameter - Front 57.7 ft 57.7 ft 106.3 ft -
Turning Circle - Clearance Diameter 66.6 ft 66.6 ft - 85.6 ft
Note Target gross machine operating weight is 71 214 kg (157,000 lb). - Turning Diameter (ISO 7457:1997) -
Turning Diameter - - - 77.1 ft

Tires

Standard Tire 18.00R33 (E4) 21.00R33 (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. -
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 - - 59/80 R63 -
Rims - - 44" x 63" -

ROPS

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. - -
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. - -
Tractor ROPS - - - 85288 lb

Sound

Sound Standards (1) Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment. Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment. - -
Sound Standards (2) Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 116 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) Operator Equivalent Sound Pressure Level is 79 dB(A) & 74 dB(A) with EU sound suppression applied when ISO 6396:2008 is used. 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, 75 dB(A), measured according to ISO 6394:2008 and ISO 6396:2008. -

Dimensions

Height - Top of ROPS 12.7 ft 12.8 ft - -
Overall Body Length 26.8 ft 26.8 ft - -
Inside Body Length 18.5 ft 19 ft - -
Overall Length 28.9 ft 28.9 ft - -
Wheel Base 13 ft 13 ft - -
Rear Axle - Tail 8.5 ft 9.5 ft - -
Ground Clearance 1.6 ft 1.6 ft - -
Dump Clearance 1.7 ft 1.5 ft - -
Loading Height - Empty 10.3 ft 11.6 ft - -
Inside Body Depth - Maximum 4.6 ft 5.7 ft - -
Overall Height - Body Raised 27.1 ft 27.1 ft - -
Operating Width 15.7 ft 15.7 ft - -
Centerline Front Tire Width 10.2 ft 10.4 ft - -
Engine Guard Clearance 1.8 ft 2 ft - -
Outside Body Width 12.9 ft 12.9 ft - -
Inside Body Width 11.9 ft 11.9 ft - -
Front Canopy Height 13.5 ft 13.7 ft - -
Rear Axle - Clearance 1.8 ft 1.9 ft - -
Centerline of Rear Dual Tire Width 8.3 ft 8.7 ft - -
Overall Tire Width 12.1 ft 12.9 ft - -

AC Drive System

Total Reduction Ratio - - 35:01:00 -
Top Speed - Loaded - - 40 mile/h -
Generator/Alternator - - Cat brushless, engine mounted, dual bearing -
Controls - - Cat IGBT Inverter Technology, air cooled, pressurized cabinet with filtration -
Wheel Motor - - Cat AC induction, rear axle mounted -
Cooling System - - Cat variable speed, hydraulically driven cooling system -

Braking System

Service Brakes - - Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated -
Front Wet Disc Brake Surface Area - - 20378 in² -
Rear - Wet Disc Brake Surface Area - - 30750 in² -
Standards - - Service and Secondary: ISO 3450:2011 -
Parking Brake - - Four-corner, Multi-disc, Spring Applied, Hydraulically Released -
Load Brake - - 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 - - 97-153 m³ (127-200 yd³) -
Heaped (SAE 2:1) - - 186-237 m³ (243-310 yd³) -
Note - - Consult your local Cat dealer for body recommendations. -

Cab

Air Conditioning - - HFC - 134A refrigerant: 21,600 Btu/h -
Heater / Defroster - - 24600 Btu/h -
Note - - Ambient capabilities down to -15C (5F) for heater/defroster and up to 50C (122F) for air conditioning. -
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 (Approximate)

Height - Top of ROPS - - 22.05 ft -
Overall Length - - 51.44 ft -
Wheel Base - - 21.9 ft -
Rear Axle - Tail - - 16.07 ft -
Dump Clearance - Empty - - 5.72 ft -
Loading Height - Empty - - 23.85 ft -
Overall Height - Body Raised - - 48.85 ft -
Centerline Front Tire Width - - 23.06 ft -
Front Axle Clearance - Loaded - - 2.81 ft -
Overall Canopy Width (with rock deflectors) - - 33.15 ft -
Outside Body/Canopy Width (without rock deflectors) - - 31.62 ft -
Inside Body Width - - 29.44 ft -
Front Canopy Height - Empty - - 26.01 ft -
Rear Axle Clearance - Loaded - - 2.8 ft -
Centerline of Rear Dual Tire Width - - 19.5 ft -
Overall Tire Width - Empty - - 30.27 ft -
Note - - Dimensions listed includes canopy deflectors -

Weights

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.
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