777G Off-Highway Truck

Overview
Engine Model
Cat® C32 ACERT™
Body Capacity - SAE 2:1
84 yd3
Cylinders
12
  • Exterior View
  • Interior View

G Series represents a new era for this size class from Caterpillar. With your input, we have designed and manufactured a truck that is reliable, economical and offers comfort, confidence and control for your operators. Your long-term success is our goal; with G Series trucks, we’re on the right road.

Engine

Engine Model
Cat® C32 ACERT™
Cylinders
12
Engine Power - ISO 14396
1,008 hp
Engine Speed
1,800 RPM
Net Torque
3,899 ft-lb
Peak Torque Speed
1,200 RPM
Gross Power - SAE J1995
1,025 HP
Net Power - SAE J1349
916 HP
Net Power - 80/1269/EEC
916 HP
Net Power - ISO 9249
916 HP
Bore
6 in
Stroke
6 in
Displacement
1,959 in³
Engine Model
Cat® C32 ACERT™
Cylinders
12
Engine Power - ISO 14396
1,008 HP
Engine Speed
1,800 r/min
Net Torque
3,899 ft-lb
Peak Torque - Speed
1,200 r/min

Operating Specifications

Body Capacity - SAE 2:1
84 yd3
Nominal Payload Class (100%)
98 ton (US)
Top Speed - Loaded
42 mile/h
Maximum Payload (110%)
108 ton (US)
Nominal Payload (100%)
98 ton (US)
Not to Exceed Payload (120%)*
118 ton (US)
Body Capacity - SAE 2:1
84 yd³

Brakes

Brake Surface Area - Front
6,331 in2
Brake Surface Area - Rear
15,828 in2
Brake Standards
ISO 3450:1996
Brake Surface Area - Front
6,331 in²
Brake Surface Area - Rear
15,828 in²

Service Refill Capacities

Brake Hoist System (Includes Tank)
117 gal
Final Drives (each)
20 gal
Fuel Tank
350 gal
Fuel Tank (1)
300 gal (US)
Cooling System
63 gal (US)
Steering System - Including Tank
14 gal (US)
Brake Hoist System
85 gal (US)
Crankcase
29 gal (US)
Differentials
60 gal (US)
Torque Converter - Transmission System
37 gal (US)
Brake Hoist System - Includes Tank
117 gal (US)
Final Drive - Each
20 gal (US)
Fuel Tank (2)
350 gal (US)

ROPS

ROPS/FOPS Standards
Standards
ROPS/FOPS Standards
Standards

Sound

Sound Standards
Standards
Sound Standards
Standards

Weights - Approximate

Target Gross Machine Weight
363,000 lb

Capacity - Dual Slope - 100% Fill Factor

Struck
55 yd³
Heaped 2:1 (SAE)
79 yd³

Weight Distributions - Approximate

Front Axle - Empty
46 %
Front Axle - Loaded
33 %
Rear Axle - Empty
54 %
Rear Axle - Loaded
67 %

Transmission

Forward - 1
7 mile/h
Forward - 2
9 mile/h
Forward - 3
13 mile/h
Forward - 4
17 mile/h
Forward - 5
23 mile/h
Forward - 6
31 mile/h
Forward - 7
42 mile/h
Reverse
8 mile/h

Final Drives

Differential Ratio
2.736:1
Planetary Ratio
7.0:1
Total Reduction Ratio
19.1576:1

Body Hoists

Pump Flow - High Idle
121 gal/min
Relief Valve Setting - Raise
2,750 psi
Relief Valve Setting - Lower
500 psi
Body Raise Time - High Idle
15 s
Body Lower Time - Float
13 s
Body Lower Time - High Idle
13 s

Suspension

Rear axle - Oscillation
5 °
Empty Loaded Cylinder Stroke Front
3 in
Empty Loaded Cylinder Stroke Rear
3 in

Capacity - Coal Bodies - 100% Fill Factor

SAE 2:1 - For use with material densities less than 950 kg/m3 (1,600 lb/yd3)
165 yd³
SAE 2:1 - For use with material densities of 1040-1160 kg/m3 (1,750-1,950 lb/yd3)
139 yd³
SAE 2:1 - For use with material densities of 1160 kg/m3 (1,950 lb/yd3)
116 yd³
SAE 2:1 - For use with material densities of 950-1040 kg/m3 (1,600-1,750 lb/yd3)
144 yd³

Capacity - X Body - 100% Fill Factor

Heaped 2:1 (SAE)
84 yd³
Struck
56 yd³

Steering

Turning Diameter - Front
83 ft
Steering Standards
SAE J1511 FEB94 ISO 5010:1992
Steer Angle
31 °
Turning Circle - Clearance Diameter
93 ft

Tires

Standard Tire
27.00R49 (E4)

Safety

Operator Work Environment

Environmental Responsibility

Cutting Your Fuel Costs

Performance

Long Term Value and Durability

Body Options

XQ Package

Mud Protection Package

Service Convenience

  • Power Train
    • Autostall
    • Engine idle shutdown
    • Air-To-Air Aftercooler (ATAAC)
    • Air cleaner with precleaner (2)
    • Automatic cold mode idle control
    • Electric priming pump
    • Electric cold weather start (two starters and four batteries)
    • Ether starting aid
    • Exhaust, muffler
    • Fuel filter/water separator
    • Turbocharger (2)
    • Braking system: - Brake wear indicator - Automatic Retarder Control (ARC) (utilizes oil-cooled, multiple disc brakes) - Brake release motor (towing) - Manual retarder (utilizes oil cooled, multiple disc brakes) - Oil-cooled, multiple disc (front/rear) - Parking - Secondary - Service
    • Transmission: - Auto neutral idle - APECS Software - ECPC
    • Part Throttle Shifting: - 7 speed automatic powershift with Torque Shift Management electronic clutch pressure control - Body up shift inhibitor - 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, rear
  • Electrical
    • Alarm, backup
    • Alternator, 115 ampere
    • Auxiliary jump start receptacle
    • Batteries, maintenance-free, 12V (4), 190 amp-hour
    • Electrical system, 25 AMP, 24V to 12V converter
    • Lighting system: - Backup light (halogen) - Directional signals/hazard warning, (front and rear LED) - Headlights, (halogen) with dimmer - Payload, indicator lights - Operator access courtesy lights - Side profile lights - Stop/tail lights (LED) - Service lights
  • 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: - 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)
    • Auto temp control
    • Fluid level monitoring
    • Hoist lever
    • Horn, electric
    • Light - dome
    • Light - courtesy
    • Load counter, automatic
    • Advisor display
    • VIMS
    • TPMS
    • Foot rest
    • Mirrors - heated
    • Power port, 24V and 12V (2)
    • ROPS cab, insulated/sound suppressed
    • Cat Comfort Series III: - Full air suspension - Retractable 3 point seat belt with shoulder harness
    • Steering wheel, padded, tilt and telescopic
    • Storage compartment
    • Sun visor
    • Throttle lock
    • Window, right side, hinged access/egress
    • Electric left side window control
    • Windshield wiper (intermittent) and washer
    • Tinted, laminated glass
  • Technology Products
    • Product Link Ready (Level 1)
    • TKPH/TMPH (Tons Kilometer Per Hour/Tons Mile Per Hour)
    • Object Detection (4 cameras, 4 radars)
    • Adaptive economy mode
  • Guards
    • Engine crankcase
    • Driveline
    • Fan and A/C
  • Fluids
    • Extended Life Coolant to -35° C (-30° F)
  • Other Standard Equipment
    • Body mounting group
    • Body safety pin (secures body in up position)
    • Body down indicator
    • CD ROM parts book
    • Center mounted rims
    • Fuel tank (1136 L/300 gal)
    • Ground level battery disconnect
    • Ground level engine shutdown
    • Ground level grease fittings
    • Reservoirs (separate): - Brake/hoist - Steering - Transmission/torque converter
    • Rims 19.5 × 49
    • Rock ejectors
    • Supplemental steering (automatic)
    • Tie down eyes
    • Tow hooks (front)/Tow pin (rear)
    • Vandalism protection locks
    • Wiggins fast fuel
    • Traction Control System (new version)
    • Attachment Zone

Related Used Equipment


×