770 Off-Highway Truck

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770 Off-Highway Truck

At a glance data:

Engine Model:

Cat® C15

Rated Engine Speed:

1700r/min

Nominal Payload Class (100%):

42.1ton (US)

Top Speed - Loaded:

45.8mile/h

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Overview

Cat’s 770 40-ton payload sets the standard for haul performance in construction and quarry industries. We’ve taken the best of our rugged, dependable Off-Highway Truck lineup and integrated it with technologies that help our environment, make operators more productive, and dramatically improve the economics of haul fleets. An optimal pass match for the 770 is the Cat 986K or 988K Wheel Loader or the 374F or 390F Hydraulic Excavators. No matter your business type, the 770 is designed to help you move materials safely and efficiently through every haul.

Category:

Off-Highway Trucks

Brand:

Caterpillar

Engine

Engine Model:

Cat® C15

Rated Engine Speed:

1700r/min

Gross Power - SAE J1995:2014:

515hp

Net Power - SAE J1349:2011:

477hp

Net Power - ISO 9249:

477hp

Net Power - 80/1269/EEC:

489hp

Net Power - ISO 14396:

508hp

Net Torque - SAE J1349:

1834ft·lbf

Number of Cylinders:

Bore:

5.4in

Stroke:

6.7in

Displacement:

927.6in³

Emissions:

Meets U.S. EPA Tier 4 and EU Stage V emission standards.

Weights - Approximate

Target Gross Machine Operating Weight:

157000lb

Target Gross Machine Weight:

157000lb

Chassis Weight:

55948lb

Body Weight:

17306lb

Operating Specifications

Nominal Payload Class (100%):

42.1ton (US)

Top Speed - Loaded:

45.8mile/h

Target Payload (100%):

42.1ton (US)

Maximum Working Payload (110%):

46.3ton (US)

Maximum Allowable Payload (120%)*:

50.5ton (US)

Body Capacity - SAE 2:1:

32.9yd³

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.

Transmission

Forward - 1:

7.4mile/h

Forward - 2:

10.1mile/h

Forward - 3:

13.8mile/h

Forward - 4:

18.5mile/h

Forward - 5:

25.1mile/h

Forward - 6:

33.8mile/h

Forward - 7:

45.8mile/h

Reverse:

8.8mile/h

Final Drives

Differential Ratio:

1.92:1

Planetary Ratio:

4.80:1

Total Reduction Ratio:

9.26:1

Brakes

Brake Surface - Front:

216in²

Brake Surface - Rear:

6235in²

Brake Standards:

ISO 3450:2011

Body Hoists

Pump Flow - High Idle:

118gpm

Relief Valve Setting - Raise:

2750psi

Relief Valve Setting - Lower:

500psi

Body Raise Time - High Idle:

7.5s

Body Lower Time - Float:

10s

Body Power Down - High Idle:

10s

Capacity - Dual Slope - 100% Fill Factor

Struck:

23.01yd³

Heaped (SAE 2:1)*:

32.9yd³

Note (2):

*ISO 6483:1980.

Note (1):

Contact your local Cat dealer for body recommendation.

Capacity - Flat Floor - 100% Fill Factor

Struck:

23.01yd³

Heaped (SAE 2:1)*:

32.9yd³

Note (1):

Contact your local Cat dealer for body recommendation.

Note (2):

*ISO 6483:1980.

Weight Distributions - Approximate

Front Axle - Empty:

49%

Front Axle - Loaded:

34%

Rear Axle - Empty:

51%

Rear Axle - Loaded:

66%

Suspension

Empty Loaded Cylinder Stroke Front:

9.2in

Empty Loaded Cylinder Stroke Rear:

5.9in

Rear axle - Oscillation:

8.9°

Service Refill Capacities

Fuel Tank:

140gal (US)

Cooling System:

33gal (US)

Crankcase:

17gal (US)

Differential - Final Drives:

47gal (US)

Steering Tank:

14.5gal (US)

Steering System - Including Tank:

23gal (US)

Brake/Hoist Hydraulic Tank:

38gal (US)

Brake Hoist System:

60gal (US)

Torque Converter - Transmission System:

17gal (US)

DEF Tank:

6gal (US)

Tires

Standard Tire:

18.00R33 (E4)

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 (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.

Steering

Steering Standards:

ISO 5010:2007

Steer Angle:

40.5°

Turning Diameter - Front:

57.7ft

Turning Circle - Clearance Diameter:

66.6ft

Dimensions

Height - Top of ROPS:

12.7ft

Overall Body Length:

26.8ft

Inside Body Length:

18.5ft

Overall Length:

28.9ft

Wheel Base:

13ft

Rear Axle - Tail:

8.5ft

Ground Clearance:

1.6ft

Dump Clearance:

1.7ft

Loading Height - Empty:

10.3ft

Inside Body Depth - Maximum:

4.6ft

Overall Height - Body Raised:

27.1ft

Operating Width:

15.7ft

Centerline Front Tire Width:

10.2ft

Engine Guard Clearance:

1.8ft

Outside Body Width:

12.9ft

Inside Body Width:

11.9ft

Front Canopy Height:

13.5ft

Rear Axle - Clearance:

1.8ft

Centerline of Rear Dual Tire Width:

8.3ft

Overall Tire Width:

12.1ft

Engine

Note (1):

Power rating applies at 1,700 rpm when tested under the specified condition for the specified standard.

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).

Note (3):

No engine derating required up to 3000 m (9,843 ft) altitude.

Note (4):

Meets Japan Small Volume Exemption.

Weights - Approximate

Note (1):

Chassis weight with 100% fuel, hoist, body mounting group, rims, and tires.

Note (2):

Body weight is the standard Dual Slope body with no liner and will vary depending on configuration.

Transmission

Note:

Maximum travel speeds with standard 18.00R33 (E4) tires.

Brakes

Note:

Target gross machine operating weight is 71 214 kg (157,000 lb).

Steering

Note:

Target gross machine operating weight is 71 214 kg (157,000 lb).

Tires

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.

Note (2):

Caterpillar recommends the customer evaluates all job conditions and consults the tire manufacturer for proper tire selection.

Standard Equipment

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)

Optional Equipment

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)