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775G Off-Highway Truck Bare Chassis
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Operating Specifications |
| Nominal Payload Class (100%) |
70.5 ton (US) |
42.1 ton (US) |
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| Top Speed - Loaded |
41.6 mile/h |
45.8 mile/h |
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| Maximum Working Payload (110%) |
77.5 ton (US) |
46.3 ton (US) |
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| Target Payload (100%) |
70.5 ton (US) |
42.1 ton (US) |
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| Maximum Allowable Payload (120%)* |
84.6 ton (US) |
50.5 ton (US) |
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| Note (2) |
* Refer to the Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations. |
Target payload and capacity based on Dual Slope body with no liner. Attachment selection will affect payload and maximum gross machine operating weight. |
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| Note (1) |
Capacity with Dual Slope body – no liner. |
*Refer to Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations. |
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| Body Capacity - SAE 2:1 |
55.23 yd³ |
32.9 yd³ |
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| Nominal Water Tank Capacity |
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15000 gal (US) |
Engine |
| Engine Model |
Cat® C27 |
Cat® C15 |
Cat® C27 |
| Rated Engine Speed |
1800 r/min |
1700 r/min |
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| Gross Power - SAE J1995:2014 |
825 hp |
515 hp |
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| Net Power - SAE J1349:2011 |
768 hp |
477 hp |
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| Net Power - 80/1269/EEC |
775 hp |
489 hp |
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| Net Power - ISO 9249 |
775 hp |
477 hp |
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| Bore |
5.4 in |
5.4 in |
5.4 in |
| Stroke |
6 in |
6.7 in |
6 in |
| Displacement |
1648 in³ |
927.6 in³ |
1648 in³ |
| Engine Power - ISO 14396 |
812 hp |
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| 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). |
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). |
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| Net Torque |
3148 ft-lb |
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| Peak Torque - Speed |
1200 r/min |
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| Note (1) |
Power rating applies at 2,000 rpm when tested under the specified condition for the specified standard. |
Power rating applies at 1,700 rpm when tested under the specified condition for the specified standard. |
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| Note (3) |
No engine derating required up to 3810 m (12,500 ft) for Tier 2 Equivalent. |
No engine derating required up to 3000 m (9,843 ft) altitude. |
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| Emissions |
Meets EU Stage V emission standards. |
Meets U.S. EPA Tier 4 and EU Stage V emission standards. |
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| Net Power - ISO 14396 |
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508 hp |
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| Net Torque - SAE J1349 |
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1834 ft·lbf |
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| Number of Cylinders |
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6 |
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| Note (4) |
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Meets Japan Small Volume Exemption. |
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| Gross Power - SAE J1995 |
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825 hp |
| Rated Net Power - SAE J1349 |
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683 hp |
| Note |
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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. |
Capacity - Dual Slope - 100% Fill Factor |
| Struck |
42.7 yd³ |
23.01 yd³ |
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| Heaped (SAE 2:1)* |
55.5 yd³ |
32.9 yd³ |
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| Note (1) |
Contact your local Cat dealer for body recommendation. |
Contact your local Cat dealer for body recommendation. |
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| Note (2) |
*ISO 6483:1980 |
*ISO 6483:1980. |
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Capacity - Flat Floor - 100% Fill Factor |
| Struck |
42.2 yd³ |
23.01 yd³ |
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| Heaped (SAE 2:1)* |
55.2 yd³ |
32.9 yd³ |
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| Note (1) |
Contact your local Cat dealer for body recommendation. |
Contact your local Cat dealer for body recommendation. |
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| Note (2) |
*ISO 6483:1980 |
*ISO 6483:1980. |
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Weight Distributions - Approximate |
| Front Axle - Empty |
50 % |
49 % |
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| Front Axle - Loaded |
34 % |
34 % |
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| Rear Axle - Empty |
50 % |
51 % |
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| Rear Axle - Loaded |
66 % |
66 % |
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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 |
9.3 mile/h |
| Forward - 3 |
12.6 mile/h |
13.8 mile/h |
12.6 mile/h |
| Forward - 4 |
16.8 mile/h |
18.5 mile/h |
16.8 mile/h |
| Forward - 5 |
22.8 mile/h |
25.1 mile/h |
22.8 mile/h |
| Forward - 6 |
30.7 mile/h |
33.8 mile/h |
30.7 mile/h |
| Forward - 7 |
41.6 mile/h |
45.8 mile/h |
41.6 mile/h |
| Reverse |
8.7 mile/h |
8.8 mile/h |
8.7 mile/h |
| Note |
Maximum travel speeds with standard 24.00R35 (E4) tires. |
Maximum travel speeds with standard 18.00R33 (E4) tires. |
Maximum travel speeds with standard 24.00R35 (E4) tires |
Final Drives |
| Differential Ratio |
3.64:1 |
1.92:1 |
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| Planetary Ratio |
4.80:1 |
4.80:1 |
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| Total Reduction Ratio |
17.49:1 |
9.26:1 |
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Brakes |
| Brake Surface - Front |
257 in² |
216 in² |
257 in² |
| Brake Surface - Rear |
9497 in² |
6235 in² |
9497 in² |
| Brake Standards |
ISO 3450:2011 |
ISO 3450:2011 |
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| Note |
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Target gross machine operating weight is 71 214 kg (157,000 lb). |
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Service Refill Capacities |
| Fuel Tank |
210 gal (US) |
140 gal (US) |
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| Cooling System |
45 gal (US) |
33 gal (US) |
45 gal (US) |
| Differential - Final Drives |
38 gal (US) |
47 gal (US) |
38 gal (US) |
| Steering Tank |
9.5 gal (US) |
14.5 gal (US) |
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| Steering System - Including Tank |
14 gal (US) |
23 gal (US) |
14 gal (US) |
| Brake Hoist System |
85 gal (US) |
60 gal (US) |
85 gal (US) |
| Torque Converter - Transmission System - LRC |
16 gal (US) |
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| Crankcase |
24 gal (US) |
17 gal (US) |
24 gal (US) |
| Brake/Hoist Hydraulic Tank |
46.5 gal (US) |
38 gal (US) |
46.5 gal (US) |
| Torque Converter - Transmission System - HRC |
18 gal (US) |
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| Torque Converter - Transmission System |
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17 gal (US) |
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| DEF Tank |
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6 gal (US) |
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| Fuel Tank Capacity |
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210 gal (US) |
Body Hoists |
| Pump Flow - High Idle |
118 gpm |
118 gpm |
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| Relief Valve Setting - Raise |
2502 psi |
2750 psi |
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| Relief Valve Setting - Lower |
500 psi |
500 psi |
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| Body Raise Time - High Idle |
10 s |
7.5 s |
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| Body Lower Time - Float |
14 s |
10 s |
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| Body Power Down - High Idle |
14 s |
10 s |
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Weights - Approximate |
| Maximum Gross Vehicle Weight |
246503 lb |
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| Target Gross Machine Operating Weight |
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157000 lb |
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| Target Gross Machine Weight |
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157000 lb |
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| Chassis Weight |
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55948 lb |
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| Body Weight |
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17306 lb |
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| Note (1) |
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Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires. |
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| Note (2) |
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Body weight is the standard Dual Slope body with no liner and will vary depending on configuration. |
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Suspension |
| Empty Loaded Cylinder Stroke Front |
9.2 in |
9.2 in |
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| Rear Axle - Oscillation |
8.1° |
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| Empty Loaded Cylinder Stroke Rear |
5.8 in |
5.9 in |
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| Rear axle - Oscillation |
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8.9 ° |
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Tires |
| Note (2) |
Caterpillar recommends the customer evaluate all job conditions and consult the tire manufacturer for proper tire selection. |
Caterpillar recommends the customer evaluates all job conditions and consults the tire manufacturer for proper tire selection. |
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| 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. |
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. |
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| Standard Tire |
24.00R35 (E4) |
18.00R33 (E4) |
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ROPS |
| FOPS Standards |
Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria. |
Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria. |
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| ROPS Standards |
Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. |
Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria. |
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| Tractor ROPS |
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85288 lb |
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. |
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| 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 116 dB(A). |
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| 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 is 79 dB(A) & 74 dB(A) with EU sound suppression applied when ISO 6396:2008 is used. |
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Steering |
| Turning Diameter - Front |
77.1 ft |
57.7 ft |
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| Steering Standards |
ISO 5010:2007 |
ISO 5010:2007 |
ISO 5010:2007 |
| Steer Angle |
31 ° |
40.5 ° |
31 ° |
| Turning Circle - Clearance Diameter |
85.6 ft |
66.6 ft |
85.6 ft |
| Note |
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Target gross machine operating weight is 71 214 kg (157,000 lb). |
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| Turning Diameter |
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77.1 ft |
Sustainability |
| Recyclability |
98% |
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Dimensions |
| Height - Top of ROPS |
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12.7 ft |
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| Overall Body Length |
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26.8 ft |
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| Inside Body Length |
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18.5 ft |
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| Overall Length |
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28.9 ft |
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| Wheel Base |
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13 ft |
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| Rear Axle - Tail |
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8.5 ft |
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| Ground Clearance |
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1.6 ft |
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| Dump Clearance |
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1.7 ft |
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| Loading Height - Empty |
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10.3 ft |
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| Inside Body Depth - Maximum |
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4.6 ft |
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| Overall Height - Body Raised |
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27.1 ft |
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| Operating Width |
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15.7 ft |
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| Centerline Front Tire Width |
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10.2 ft |
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| Engine Guard Clearance |
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1.8 ft |
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| Outside Body Width |
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12.9 ft |
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| Inside Body Width |
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11.9 ft |
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| Front Canopy Height |
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13.5 ft |
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| Rear Axle - Clearance |
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1.8 ft |
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| Centerline of Rear Dual Tire Width |
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8.3 ft |
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| Overall Tire Width |
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12.1 ft |
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Weights |
| LRC Bare Chassis Weight without Hoist |
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75118 lb |
| LRC Bare Chassis Weight with Hoist |
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76326 lb |
| LRC Gross Vehicle Weight (Target) without Hoist |
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246503 lb |
| LRC Gross Vehicle Weight (Target) with Hoist |
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246503 lb |
| HRC Bare Chassis Weight without Hoist |
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76573 lb |
| HRC Bare Chassis Weight with Hoist |
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77781 lb |
| HRC Gross Vehicle Weight (Target) without Hoist |
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246503 lb |
| HRC Gross Vehicle Weight (Target) with Hoist |
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246503 lb |
| Note |
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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. |
