Off-Highway Trucks
770 Off-Highway Truck
-
Engine ModelCat® C15
-
Rated Engine Speed1700 r/min
-
Gross Power515 hp
-
Net Power477 hp
Engine
- Engine Model
- Cat® C15
- Rated Engine Speed
- 1700 r/min
- Gross Power
- 515 hp
- Net Power
- 477 hp
- Net Power
- 477 hp
- Net Power
- 489 hp
- Net Power
- 508 hp
- Net Torque
- 1834 ft·lbf
- Number of Cylinders
- 6
- Bore
- 5.4 in
- Stroke
- 6.7 in
- Displacement
- 927.6 in³
- Emissions
- Meets U.S. EPA Tier 4 and EU Stage V emission standards.
- Note
- Power rating applies at 1,700 rpm when tested under the specified condition for the specified standard.
- Note
- 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).
- Note
- No engine derating required up to 3000 m (9,843 ft) altitude.
- Note
- Meets Japan Small Volume Exemption.
Weights - Approximate
- Target Gross Machine Operating Weight
- 157000 lb
- Target Gross Machine Weight
- 157000 lb
- Chassis Weight
- 55948 lb
- Body Weight
- 17306 lb
- Note
- Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires.
- Note
- Body weight is the standard Dual Slope body with no liner and will vary depending on configuration.
Operating Specifications
- Nominal Payload Class
- 42.1 ton (US)
- Top Speed
- 45.8 mile/h
- Target Payload
- 42.1 ton (US)
- Maximum Working Payload
- 46.3 ton (US)
- Maximum Allowable Payload
- 50.5 ton (US)
- Body Capacity
- 32.9 yd³
- Note
- *Refer to Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations.
- Note
- Target payload and capacity based on Dual Slope body with no liner. Attachment selection will affect payload and maximum gross machine operating weight.
Transmission
- Forward
- 7.4 mile/h
- Forward
- 10.1 mile/h
- Forward
- 13.8 mile/h
- Forward
- 18.5 mile/h
- Forward
- 25.1 mile/h
- Forward
- 33.8 mile/h
- Forward
- 45.8 mile/h
- Reverse
- 8.8 mile/h
- Note
- Maximum travel speeds with standard 18.00R33 (E4) tires.
Final Drives
- Differential Ratio
- 1.92:1
- Planetary Ratio
- 4.80:1
- Total Reduction Ratio
- 9.26:1
Brakes
- Brake Surface
- 216 in²
- Brake Surface
- 6235 in²
- Brake Standards
- ISO 3450:2011
- Note
- Target gross machine operating weight is 71 214 kg (157,000 lb).
Body Hoists
- Pump Flow
- 118 gal/min
- Relief Valve Setting
- 2750 psi
- Relief Valve Setting
- 500 psi
- Body Raise Time
- 7.5 s
- Body Lower Time
- 10 s
- Body Power Down
- 10 s
Capacity - Dual Slope - 100% Fill Factor
- Struck
- 23.01 yd³
- Heaped
- 32.9 yd³
- Note
- *ISO 6483:1980.
- Note
- Contact your local Cat dealer for body recommendation.
Capacity - Flat Floor - 100% Fill Factor
- Struck
- 23.01 yd³
- Heaped
- 32.9 yd³
- Note
- Contact your local Cat dealer for body recommendation.
- Note
- *ISO 6483:1980.
Weight Distributions - Approximate
- Front Axle
- 49 %
- Front Axle
- 34 %
- Rear Axle
- 51 %
- Rear Axle
- 66 %
Suspension
- Empty Loaded Cylinder Stroke Front
- 9.2 in
- Empty Loaded Cylinder Stroke Rear
- 5.9 in
- Rear axle
- 8.9 °
Service Refill Capacities
- Fuel Tank
- 140 gal (US)
- Cooling System
- 33 gal (US)
- Crankcase
- 17 gal (US)
- Differential
- 47 gal (US)
- Steering Tank
- 14.5 gal (US)
- Steering System
- 23 gal (US)
- Brake
- 38 gal (US)
- Brake Hoist System
- 60 gal (US)
- Torque Converter
- 17 gal (US)
- DEF Tank
- 6 gal (US)
Tires
- Standard Tire
- 18.00R33 (E4)
- Note
- 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.
- Note
- Caterpillar recommends the customer evaluates all job conditions and consults the tire manufacturer for proper tire selection.
ROPS
- 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.
Sound
- Sound Standards
- Hearing protection may be needed when operating with open operator station & cab for extended periods or in noisy environment.
- Sound Standards
- Exterior sound pressure power level for standard machine measured according to tests specified in ISO 6395:2008 is 116 dB(A).
- Sound Standards
- Operator Equivalent Sound Pressure Level is 79 dB(A) & 74 dB(A) with EU sound suppression applied when ISO 6396:2008 is used.
Steering
- Steering Standards
- ISO 5010:2007
- Steer Angle
- 40.5 °
- Turning Diameter
- 57.7 ft
- Turning Circle
- 66.6 ft
- Note
- Target gross machine operating weight is 71 214 kg (157,000 lb).
Dimensions
- Height
- 12.7 ft
- Overall Body Length
- 26.8 ft
- Inside Body Length
- 18.5 ft
- Overall Length
- 28.9 ft
- Wheel Base
- 13 ft
- Rear Axle
- 8.5 ft
- Ground Clearance
- 1.6 ft
- Dump Clearance
- 1.7 ft
- Loading Height
- 10.3 ft
- Inside Body Depth
- 4.6 ft
- Overall Height
- 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
- 1.8 ft
- Centerline of Rear Dual Tire Width
- 8.3 ft
- Overall Tire Width
- 12.1 ft
-
NOTE
- Standard and optional equipment may vary. Consult your Cat dealer for details.
-
ELECTRICAL
- Alarm, backup
- Alternator, 115 ampere
- Auxiliary jump start receptacle
- Batteries, maintenance-free, 12V (2), 190 amp-hour
- Electrical system, 24V
- Lighting system:
– Backup light (halogen)
– Directional signals/hazard warning (front and rear LED)
– Headlights, (halogen) with dimmer
– Operator access courtesy lights (Developing Market Only)
-
PRODUCT LINK™ COMMUNICATIONS
- Product Link Ready
-
GUARDS
- Driveline
- Engine crankcase
-
OPERATOR ENVIRONMENT
- Air conditioning
- Ashtray and cigarette lighter
- Coat hook
- Cup holders (4)
- Diagnostic connection port, 24V
- Entertainment Radio Ready:
– 5 amp converter
– Speakers
– Antenna
– Wiring harness - Gauges/indicators:
– Air cleaner service indicator - electronic
– Brake oil temperature gauge
– Coolant temperature gauge
– Hour meter
– Tachometer
– Engine overspeed indicator
– Fuel level
– Speedometer with odometer
– Transmission gear indicator - Heater/defroster (11 070 kCal/43,930 BTU)
- Hoist lever
- Horn, electric
- Light - dome
- Light - courtesy
- Messenger, display unit
- Mirrors
- Power port, 12V
- ROPS cab, insulated/sound suppressed
- Seat, Cat Comfort Series III:
– full air suspension
– four-point harness - Steering wheel, padded, tilt and telescopic
- Storage compartment
- Sun visor, tinted glass
- Throttle lock
- Windshield wiper (intermittent) and washer
-
POWER TRAIN
- Air-To-Air Aftercooler (ATAAC)
- Air cleaner with precleaner (1)
- Automatic cold mode idle control
- Electric start
- Turbocharger
- Braking system, hydraulic actuated:
– Automatic Retarder Control (ARC) (utilizes rear oil-cooled, multiple disc brakes)
– Brake release motor (towing)
– Caliper-disc (front)
– Extended Life Brakes
– Oil-cooled, multiple disc (rear)
– Parking
– Secondary
– Service - Transmission:
– 7-speed automatic powershift
– Body up-shift inhibitor
– Controlled throttle shifting
– Directional shift management
– Downshift inhibitor
– Neutral start switch
– Neutral coast inhibitor
– Reverse shift inhibitor
– Reverse neutralizer during dumping
– Programmable top gear selection
-
SUSPENSION SYSTEMS
- Suspension, front and rear
-
OTHER STANDARD EQUIPMENT
- Body safety pin (secures body in up position)
- Body down indicator
- CD-ROM parts book
- Fan, hydraulic demand
- Fuel tank (530 L/140 gal)
- Guard, engine compartment
- Guard, mud
- Ground level battery disconnect
- Ground level engine shutdown
- Ground level grease fittings
- Reservoirs (separate):
– Brake/converter/hoist
– Steering
– Transmission/torque converter - Rims 15 × 33
- Rock ejectors
- Service platform, left and right side
- Supplemental steering (automatic)
- Tie down eyes
- Tow hooks (front)/Tow pin (rear)
- Vandalism protection locks
-
ANTIFREEZE
- Extended Life Coolant to -35° C (-30° F)
-
NOTE
- Standard and optional equipment may vary. Consult your Cat dealer for details.
-
OPTIONAL EQUIPMENT
- Cat Engine Brake
- Extended Life Brake Discs
- Body heat/diverter box
- Four (4) batteries
- HID lights
- Product Link
- Backup alarm
- Heated mirrors
- Fuel heater
- Ether aid
- Coolant heater
- Auto lube
- Rear vision camera (WAVS)
- Spare rims
- Wheel chocks
- Body sideboards
- Traction Control System (TCS)
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-
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