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 770 Off-Highway Truck |
 MH3022 Wheel Material Handler |
 775G Off-Highway Truck Bare Chassis |
 798 AC Electric Drive Mining Truck |
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Operating Specifications |
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| 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. | - | - | - |
| Nominal Water Tank Capacity | - | - | 15000 gal (US) | - |
Engine |
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| Engine Model | Cat® C15 | Cat C4.4 | Cat® C27 | Cat® C175-16 |
| Rated Engine Speed | 1700 r/min | - | - | - |
| Gross Power - SAE J1995:2014 | 515 hp | - | - | - |
| Net Power - SAE J1349:2011 | 477 hp | - | - | - |
| Net Power - ISO 9249 | 477 hp | 145 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 | - | - | - |
| Bore | 5.4 in | 4.1 in | 5.4 in | 6.9 in |
| Stroke | 6.7 in | 5 in | 6 in | 8.7 in |
| Displacement | 927.6 in³ | 268.5 in³ | 1648 in³ | 5187 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 fan, air intake system, exhaust system, and alternator with engine speed at 2,000 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 (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. |
| 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. | Meets U.S. EPA Tier 4 Final and EU Stage V emission standards. | - | - |
| Net Power - ISO 9249 (DIN) | - | 147 hp (metric) | - | - |
| Engine Power - Maximum - ISO 14396 | - | 148 hp | - | - |
| Engine Power - ISO 14396 (DIN) | - | 150 hp (metric) | - | - |
| Biodiesel Capability | - | Up to B20¹ | - | - |
| Gross Power - SAE J1995 | - | - | 825 hp | 3500 hp |
| 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. | - |
| Net Power - SAE J1349 | - | - | - | 3405 hp |
| Optional Gross Power - SAE J1995 | - | - | - | 3100 hp |
| Rated Speed | - | - | - | 1800 r/min |
| Emissions Rating | - | - | - | Fuel Optimized |
Weights - Approximate |
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| Target Gross Machine Operating Weight | 157000 lb | - | - | - |
| Target Gross Machine Weight | 157000 lb | - | - | - |
| Chassis Weight | 55948 lb | - | - | 453826 lb |
| Body Weight | 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 100% fuel, hoist, body mounting group, rims, and tires. |
| Nominal Rated Payload | - | - | - | 410 ton (US) |
| Rated Gross Machine Weight | - | - | - | 1375000 lb |
| Body Weight Range | - | - | - | 38 833 - 43 275 kg (85,611 - 95,406 lb) |
| Note (3) | - | - | - | Body weight varies depending on how body is equipped. |
Transmission |
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| Forward - 1 | 7.4 mile/h | - | 6.6 mile/h | - |
| Forward - 2 | 10.1 mile/h | - | 9.3 mile/h | - |
| Forward - 3 | 13.8 mile/h | - | 12.6 mile/h | - |
| Forward - 4 | 18.5 mile/h | - | 16.8 mile/h | - |
| Forward - 5 | 25.1 mile/h | - | 22.8 mile/h | - |
| Forward - 6 | 33.8 mile/h | - | 30.7 mile/h | - |
| Forward - 7 | 45.8 mile/h | - | 41.6 mile/h | - |
| Reverse | 8.8 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 | - |
| Maximum Gradeability | - | 65 | - | - |
| Maximum Travel Speed (with steering wheel) | - | 12.4 mile/h | - | - |
| Maximum Travel Speed (with joysticks) | - | 9.3 mile/h | - | - |
| Drawbar Pull | - | 28551 lb/ft | - | - |
Final Drives |
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| Differential Ratio | 1.92:1 | - | - | - |
| Planetary Ratio | 4.80:1 | - | - | - |
| Total Reduction Ratio | 9.26:1 | - | - | - |
Brakes |
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| Brake Surface - Front | 216 in² | - | 257 in² | - |
| Brake Surface - Rear | 6235 in² | - | 9497 in² | - |
| Brake Standards | ISO 3450:2011 | - | - | - |
| Note | Target gross machine operating weight is 71 214 kg (157,000 lb). | - | - | - |
Body Hoists |
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| Pump Flow - High Idle | 118 gal/min | - | - | 257.3 gal/min |
| Relief Valve Setting - Raise | 2750 psi | - | - | 3029 psi |
| Relief Valve Setting - Lower | 500 psi | - | - | - |
| Body Raise Time - High Idle | 7.5 s | - | - | 21 s |
| Body Lower Time - Float | 10 s | - | - | 22 s |
| Body Power Down - High Idle | 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 |
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| 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 |
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| 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 |
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| Front Axle - Empty | 49 % | - | - | 47 % |
| Front Axle - Loaded | 34 % | - | - | 33 % |
| Rear Axle - Empty | 51 % | - | - | 53 % |
| Rear Axle - Loaded | 66 % | - | - | 67 % |
| Note | - | - | - | Weight distributions optimized with Cat body. |
Suspension |
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| Empty Loaded Cylinder Stroke Front | 9.2 in | - | - | - |
| Empty Loaded Cylinder Stroke Rear | 5.9 in | - | - | - |
| Rear axle - Oscillation | 8.9 ° | - | - | - |
| Type | - | - | - | Self-contained nitrogen/oil cylinders, pin-to-pin mounting, top & bottom double shear clevis attachments |
| Effective Cylinder Stroke - Front | - | - | - | 10 in |
| Effective Cylinder Stroke - Rear | - | - | - | 5 in |
Service Refill Capacities |
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| Fuel Tank | 140 gal (US) | - | - | 1300 gal (US) |
| Cooling System | 33 gal (US) | 9.5 gal (US) | 45 gal (US) | 211 gal (US) |
| Crankcase | 17 gal (US) | - | 24 gal (US) | 82 gal (US) |
| Differential - Final Drives | 47 gal (US) | - | 38 gal (US) | - |
| Steering Tank | 14.5 gal (US) | - | - | - |
| Steering System - Including Tank | 23 gal (US) | - | 14 gal (US) | - |
| Brake/Hoist Hydraulic Tank | 38 gal (US) | - | 46.5 gal (US) | - |
| Brake Hoist System | 60 gal (US) | - | 85 gal (US) | - |
| Torque Converter - Transmission System | 17 gal (US) | - | - | - |
| DEF Tank | 6 gal (US) | - | - | - |
| Fuel Tank Capacity | - | 92.5 gal (US) | 210 gal (US) | - |
| Diesel Exhaust Fluid Tank | - | 7.9 gal (US) | - | 100 gal (US) |
| Engine Oil | - | 3.4 gal (US) | - | - |
| Hydraulic Tank | - | 40.9 gal (US) | - | 296 gal (US) |
| Hydraulic System - Including Tank | - | 91.1 gal (US) | - | 385 gal (US) |
| Rear Axle - Housing (Differential) | - | 3.7 gal (US) | - | - |
| Front Steering Axle - Differential | - | 2.8 gal (US) | - | - |
| Final Drive - Each | - | 0.7 gal (US) | - | 67 gal (US) |
| Powershift Transmission | - | 0.7 gal (US) | - | - |
| Fuel Tank (Tier 4) | - | - | - | 1200 gal (US) |
| Grease Tank | - | - | - | 90 lb |
| Note (1) | - | - | - | DEF Tank only available for U.S. EPA Tier 4 Final / EU Stage V engine option |
Steering |
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| Steering Standards | ISO 5010:2007 | - | ISO 5010:2007 | ISO 5010:2019 |
| Steer Angle | 40.5 ° | - | 31 ° | 39 ° |
| Turning Diameter - Front | 57.7 ft | - | - | 106.3 ft |
| Turning Circle - Clearance Diameter | 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 |
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| 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. |
| 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. |
| Rims | - | - | - | 44" x 63" Rims |
| Standard Tires | - | - | - | 59/80 R63 |
ROPS |
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| 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. | - | - | - |
| Tractor ROPS | - | - | 85288 lb | - |
Sound |
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| Sound Standards (1) | 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). | - | - | - |
| 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. | - | - | - |
| Sound Standards | - | - | - | The operator sound pressure level, 75 dB(A), measured according to ISO 6394:2008 and ISO 6396:2008. |
Dimensions |
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| Height - Top of ROPS | 12.7 ft | - | - | - |
| Overall Body Length | 26.8 ft | - | - | - |
| Inside Body Length | 18.5 ft | - | - | - |
| Overall Length | 28.9 ft | - | - | - |
| Wheel Base | 13 ft | 8.5 ft | - | - |
| Rear Axle - Tail | 8.5 ft | - | - | - |
| Ground Clearance | 1.6 ft | 1 ft | - | - |
| Dump Clearance | 1.7 ft | - | - | - |
| Loading Height - Empty | 10.3 ft | - | - | - |
| Inside Body Depth - Maximum | 4.6 ft | - | - | - |
| Overall Height - Body Raised | 27.1 ft | - | - | - |
| Operating Width | 15.7 ft | - | - | - |
| Centerline Front Tire Width | 10.2 ft | - | - | - |
| Engine Guard Clearance | 1.8 ft | - | - | - |
| Outside Body Width | 12.9 ft | - | - | - |
| Inside Body Width | 11.9 ft | - | - | - |
| Front Canopy Height | 13.5 ft | - | - | - |
| Rear Axle - Clearance | 1.8 ft | - | - | - |
| Centerline of Rear Dual Tire Width | 8.3 ft | - | - | - |
| Overall Tire Width | 12.1 ft | - | - | - |
| Boom | - | MH Boom 5.35 (17'7") | - | - |
| Stick | - | Straight 4.3 m (14'1") | - | - |
| Shipping Height (with OPG, without stick) | - | 3350 mm | - | - |
| Shipping Length | - | 27.3 ft | - | - |
| Shipping Length (with push blade) | - | 28.3 ft | - | - |
| Machine Length | - | 16.3 ft | - | - |
| Machine Length (with push blade) | - | 17.8 ft | - | - |
| Tail Swing Radius | - | 8.5 ft | - | - |
| Counterweight Clearance | - | 4.3 ft | - | - |
| Cab Height- Lowered | - | 11 ft | - | - |
| Cab Height-Lowered with OPG | - | 11 ft | - | - |
| Cab Height-Raised | - | 18.8 ft | - | - |
| Cab Height-Raised with OPG | - | 18.8 ft | - | - |
| Shipping Width | - | 8.3 ft | - | - |
| Undercarriage Length | - | 16.1 ft | - | - |
| Undercarriage Length (with push blade) | - | 17.6 ft | - | - |
| Upper Frame Width (including handrails) | - | 8.3 ft | - | - |
Machine Weights |
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| Maximum Operating Weight | - | 54000 lb | - | - |
| Minimum Operating Weight | - | 46750 lb | - | - |
Working Ranges |
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| Maximum Reach | - | 30.4 ft | - | - |
| Boom | - | MH Boom 5.35 (17'7") | - | - |
| Stick | - | Straight 4.3 m (14'1") | - | - |
| Maximum Height | - | 35.3 ft | - | - |
| Minimum Dump Height | - | 10.8 ft | - | - |
| Maximum Reach at Ground Line | - | 28.5 ft | - | - |
| Maximum Depth | - | 4.8 ft | - | - |
| Boom Pin Height | - | 23.3 ft | - | - |
Hydraulic System |
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| Maximum Flow - Implement/Travel Circuit | - | 81 gal/min | - | - |
| Maximum Pressure - Implements | - | 5366 psi | - | - |
| Maximum Pressure - Travel | - | 5076 psi | - | - |
| Maximum Pressure - Swing | - | 5294 psi | - | - |
Swing Mechanism |
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| Swing Speed | - | 8.2 r/min | - | - |
| Maximum Swing Torque | - | 39553 lb/ft | - | - |
Transmissions |
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| Maximum Travel Speed (with joysticks) | - | 9.3 mile/h | - | - |
Weights |
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| 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. | - |
Service Refill Capacities - High Altitude Only |
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| Fuel Tank | - | - | - | 2000 gal (US) |
| Cooling System | - | - | - | 273 gal (US) |
| Crankcase | - | - | - | 124 gal (US) |
| Hydraulic Tank | - | - | - | 273 gal (US) |
| Hydraulic System (includes tank) | - | - | - | 342 gal (US) |
AC Drive System |
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| Total Reduction Ratio | - | - | - | 35:01:00 |
| Top Speed - Loaded | - | - | - | 40 mile/h |
| Generator/Alternator | - | - | - | Brushless, engine mounted, dual bearing |
| Controls | - | - | - | IGBT Inverter Technology, air cooled, pressurized cabinet with filtration |
| Wheel Motor | - | - | - | Cat high-torque AC induction, rear axle mounted |
| Cooling System | - | - | - | Cat variable speed, hydraulically driven cooling system |
Braking System |
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| Service Brakes | - | - | - | Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated |
| Front Wet Disc Brake Surface Area | - | - | - | 22642 in² |
| Rear - Wet Disc Brake Surface Area | - | - | - | 32730 in² |
| Standards | - | - | - | Service and Secondary: ISO 3450:2011 |
| Electric Retarding | - | - | - | Radial Grid Design |
| Dynamic Retarding Power - Continuous | - | - | - | 5480 hp |
| Parking Brakes | - | - | - | Four-corner, Multi-disc, Spring Applied, Hydraulically Released |
| Load Brake | - | - | - | Rear service brakes |
| Note | - | - | - | Anti-Lock Brake System (ABS) optional with CMD package |
Capacity - HE Body - 100% fill factor |
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| Struck | - | - | - | 129-200 m³ (168-261 yd³) |
| Heaped (SAE 2:1) | - | - | - | 218-276 m³ (285-361 yd³) |
| Note | - | - | - | Contact your local Cat dealer for body recommendations. |
Cab |
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| 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. |
Engine - High Altitude Only |
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| Engine Model | - | - | - | Cat® C175-20 |
| Gross Power SAE J1995:2014 | - | - | - | 4150 hp |
| Net Power - SAE J1349:2011 | - | - | - | 4000 hp |
| Rated Speed | - | - | - | 1750 r/min |
| Emissions Rating | - | - | - | Fuel Optimized |
| Bore | - | - | - | 6.9 in |
| Stroke | - | - | - | 8.7 in |
| Displacement | - | - | - | 6469 in³ |
| Note 1 | - | - | - | 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 | - | - | - | Additional fuel optimized selectable power rating: 2983 kW / 4,000 hp |
Dimensions (Approximate) |
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| Height - Top of ROPS | - | - | - | 22.1 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 | - | - | - | 25.54 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 |
| Overall Length (High Altitude only) | - | - | - | 51.87 ft |
| Note | - | - | - | Dimensions listed includes canopy deflectors |
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