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770G Off-Highway Truck

770G Off-Highway Truck

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Whether your business is a quarry, a mine or involves moving earth, the 770G is ruggedly built and designed to help you haul material safely and efficiently. It can be equipped with body options to match your material and hauling requirements. The 770G is simple to maintain, and with the support of your Cat dealer, will offer you years of productive service.

Engine

Engine Model
Cat® C15 ACERT™
Rated Engine Speed
1800.0 RPM
Gross Power - SAE J1995
511.0 hp
Net Power - SAE J1349
483.0 hp
Net Power - 80/1269/EEC
489.0 hp
Net Power - ISO 9249
476.0 hp
Number of Cylinders
6
Bore
5.4 in
Stroke
6.7 in
Displacement
927.6 in3
Engine Power - ISO 14396
506.0 hp
Net Torque - SAE J1349
1682.0 ft-lb

Weights - Approximate

Target Gross Machine Operating Weight
157000.0 lb
Chassis Weight
54895.0 lb
Body Weight
16898.0 lb
Target Gross Machine Weight
157000.0 lb

Operating Specifications

Nominal Payload Class (100%)
42.6 tons
Top Speed - Loaded
45.7 mph
Body Capacity - SAE 2:1
33.0 yd3
Nominal Payload Class
42.6 tons
Target Payload Capacity
42.6 tons

Transmission

Forward 1
7.4 mph
Forward 2
10.1 mph
Forward 3
13.7 mph
Forward 4
18.4 mph
Forward 5
25.0 mph
Forward 6
33.7 mph
Forward 7
45.7 mph
Reverse
9.7 mph

Final Drives

Differential Ratio
2.12:1
Planetary Ratio
4.80:1
Total Reduction Ratio
10.18:1

Brakes

Brake Surface - Front
216.0 in2
Brake Surface - Rear
6235.0 in2
Brake Standards
ISO 3450:1996

Body Hoists

Pump Flow - High Idle
118.0 gal/min
Relief Valve Setting - Raise
2750.0 psi
Relief Valve Setting - Lower
500.0 psi
Body Lower Time - Float
10.0 seconds (approx.)
Body Power Down - High Idle
10.0 seconds (approx.)
Body Raise Time - High Idle
7.5 seconds (approx.)

Capacity - Dual Slope - 100% Fill Factor

Struck
23.01 yd3
Heaped 2:1 (SAE)
32.9 yd3

Capacity - Flat Floor - 100% Fill Factor

Struck
23.01 yd3
Heaped 2:1 (SAE)
32.9 yd3

Weight Distributions - Approximate

Front Axle - Empty
51.9 %
Front Axle - Loaded
34.5 %
Rear Axle - Empty
48.1 %
Rear Axle - Loaded
65.5 %

Suspension

Rear Axle Oscillation
8.9 Degrees
Empty Loaded Cylinder Stroke Front
9.2 in
Empty Loaded Cylinder Stroke Rear
5.9 in

Service Refill Capacities

Cooling System
33.0 gal
Differentials and Final Drives
47.0 gal
Steering Tank
14.5 gal
Steering System (Includes Tank)
23.0 gal
Brake Hoist System
60.0 gal
Brake/Hoist Hydraulic Tank
38.0 gal
Crankcase
10.0 gal
Fuel Tank
140.0 gal
Torque Converter/Transmission System
17.0 gal

Tires

Standard Tire
18.00R33 (E4)

ROPS

ROPS/FOPS Standards
Standards

Sound

Sound Standards
Standards

Steering

Turning Diameter - Front
57.7 ft
Steering Standards
ISO 5010:2007
Steer Angle
40.5 Degrees
Turning Circle Clearance Diameter
66.6 ft
  • WEATHER PACKAGES
    • PKG, WEATHER STANDARD: - Includes the standard weather package with no heated mirrors
    • PKG COLD WEATHER PLUS: - Includes heated mirrors and fuel heater
    • PKG, WEATHER PREMIUM: - Includes fuel heater, ether aid and heated mirrors
    • PKG COLD WEATHER MAX: - 240V package, coolant heater, ether aid, heated mirrors
  • SERVICE PACKAGES
    • SERVICEABILITY STANDARD - SERVICEABILITY PLUS: - Centralized grease fittings
    • SERVICEABILITY STANDARD - SERVICEABILITY SUPERIOR: - Auto lube option
  • PERFORMANCE PACKAGES
    • PERFORMANCE PACKAGE - STANDARD: - Standard brakes front dry brakes and rear oil-cooled, multiple disc brakes. - Includes front brake disconnect switch. Utilizes rear-oil cooled, multiple disc brakes.
    • PERFORMANCE PACKAGE - PLUS: - Standard Performance Package + Traction Control System
    • PERFORMANCE PACKAGE - SUPERIOR: - Standard Performance Package + Traction Control System + Extended life brakes
  • ENGINE ARRANGEMENTS
    • Tier 2 Equivalent C15 ACERT diesel engine
    • Tier 3 Equivalent C15 ACERT diesel engine
    • Cat Engine Brake
  • EXHAUST PACKAGES
    • Muffler
    • Body heat/diverter
  • BODY OPTIONS
    • Flat floor
    • Quarry body
    • Dual slope
    • Steel liner option (not available on Quarry body)
    • Rubber liner option
    • Sideboards
  • BATTERY OPTIONS
    • Two batteries
    • Four batteries
  • LIGHTING PACKAGES
    • HID option
  • OPTIONAL TIRE PACKAGES ARE AVAILABLE
  • DISPLAYS
    • Messenger display
    • Languages for messenger display
    • TPMS System
  • OPERATOR ENVIRONMENT
    • Heat
    • Air conditioning
  • FILTERS
    • Precleaner
  • PRODUCT LINK
    • Product Link GSM
    • Product Link GPS
    • No Product Link
  • OTHER OPTIONAL EQUIPMENT
    • WAVS cameras
    • Spare rims
    • Wheel chocks
    • Sound Supression Package
    • Fast fill fuel