770 Off-Highway Truck

770 Off-Highway Trucks

770 Off-Highway Truck

Top Performance. Developed specifically for construction, mining and quarry applications, the 770 optimizes demands for lower cost per ton. Reliable, Durable Operation. Rugged construction and easy maintenance procedures ensure long life with low operating costs.

Benefits & Features

Product Specs

Operating Specifications

Nominal Payload Class (100%)
40.0tons
Top Speed - Loaded
46.5mph
Maximum Capacity
40.0tons
Body Capacity - SAE 2:1
32.8yd3
Target Payload Capacity
40.0tons

Engine

Engine Model
Cat® C15 ACERT™
Rated Engine Speed
1800.0RPM
Gross Power - SAE J1995
511.0hp
Net Power - SAE J1349
476.0hp
Net Power - 80/1269/EEC
476.0hp
Number of Cylinders
6
Bore
5.4in
Stroke
6.7in
Displacement
927.6in3
Net Power - ISO 9249:1997
476.0hp
Peak Torque
1711.0lb ft

Weights - Approximate

Target Gross Machine Operating Weight
157000.0lb
Chassis Weight
53380.0lb
Body Weight
22110.0lb

Capacity - Dual Slope - 100% Fill Factor

Struck
21.5yd3
Heaped 2:1 (SAE)
32.8yd3

Capacity - Flat Floor - 100% Fill Factor

Struck
21.5yd3
Heaped 2:1 (SAE)
32.8yd3

Weight Distributions - Approximate

Front Axle - Empty
48.0%
Front Axle - Loaded
34.0%
Rear Axle - Empty
52.0%
Rear Axle - Loaded
66.0%

Transmission

Forward 1
7.5mph
Forward 2
10.3mph
Forward 3
14.0mph
Forward 4
18.8mph
Forward 5
25.4mph
Forward 6
34.3mph
Forward 7
46.5mph
Reverse
9.9mph

Final Drives

Differential Ratio
2.74:1
Planetary Ratio
4.80:1
Total Reduction Ratio
13.15:1

Brakes

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

Service Refill Capacities

Fuel Tank
140.0gal
Cooling System
30.0gal
Differentials and Final Drives
22.0gal
Steering Tank
9.0gal
Steering System (Includes Tank)
15.0gal
Brake / Hoist / Fan Hydraulic Tank
35.0gal
Brake/Hoist/Fan System (Tank)
73.0gal
Crankcase
9.0gal
Transmission / Torque Converter System (Includes Sump)
19.0gal
Transmission/Torque Converter Sump
14.0gal

Body Hoists

Pump Flow - High Idle
136.0gal/min
Relief Valve Setting - Raise
2500.0psi
Relief Valve Setting - Lower
500.0psi
Body Raise Time - High Idle
9.5Seconds
Body Lower Time - Float
12.5Seconds
Body Power Down - High Idle
12.5Seconds

Suspension

Effective Cylinder Stroke - Front
9.2in
Effective Cylinder Stroke - Rear
5.9in
Rear Axle Oscillation
5.4Degrees

Dimensions

Height - Top of ROPS
12.83ft
Overall Body Length
26.81ft
Inside Body Length
18.21ft
Overall Length
28.67ft
Wheelbase
13.0ft
Rear Axle to Tail
8.5ft
Ground Clearance
2.23ft
Dump Clearance
1.52ft
Loading Height - Empty
10.24ft
Inside Body Depth - Max
4.35ft
Overall Height - Body Raised
27.17ft
Operating Width
15.59ft
Centerline Front Tire Width
10.2ft
Engine Guard Clearance
2.21ft
Overall Canopy Width
13.0ft
Inside Body Width
12.13ft
Front Canopy Height
13.58ft
Rear Axle Clearance
1.67ft
Centerline Rear Dual Tire Width
8.32ft
Overall Tire Width
12.12ft

Tires

Standard Tire
18.00R33 (E4)

ROPS

ROPS/FOPS Standards
.

Sound

Sound Standards
.

Steering

Steering Standards
ISO 5010:1992
Steer Angle
40.0Degrees

Equipment

  • Operator Environment
    • Air conditioning
    • Ashtray and cigarette lighter
    • Coat hook
    • Cup holders (4)
    • Diagnostic connection port, 24V
    • Array
    • Array
    • Heater/defroster, (11.070 kCal/43,930 BTU)
    • Hoist lever
    • Horn, electric
    • Light, dome/courtesy
    • Messenger display unit
    • Mirrors
    • Power port, 12V
    • ROPS cab, insulated/sound suppressed
    • Array
    • Seat, training with lap belt
    • Steering wheel, padded, tilt and telescopic
    • Storage compartment
    • Sun visor, tinted glass
    • Throttle lock
    • Windshield wiper (intermittent) and washer
  • Power Train
    • Array
    • Array
    • Array
  • Antifreeze
    • Extended Life Coolant to -35°C (-30°F)
  • Electrical
    • Alarm, backup
    • Alternator, 95-amp
    • Auxiliary jump start receptacle
    • Batteries, maintenance-free, 12V (2), 190 amp-hour
    • Electrical system, 24V
    • Array
  • Product Link Communications
    • Product Link Ready
  • Guards
    • Engine crankcase
    • Driveline
  • Suspension System
    • Suspension, front/rear (European Union compliant)
  • Other Standard Equipment
    • Body mounting group (flat floor or dual slope body)
    • Body safety pin (secures body in up position)
    • Body down indicator
    • CD-ROM parts book
    • Fan, hydraulic demand
    • Fuel tank, 530 L (140 gal)
    • Ground level battery disconnect
    • Ground level engine shutdown
    • Ground level grease fittings
    • Array
    • Rims, 13 x 33 in
    • Rock ejectors
    • Service platform, left/right side
    • Supplemental steering (automatic)
    • Tie down eyes
    • Tow hooks, front
    • Tow pin, rear
    • Vandalism protection locks

Optional Equipment

  • Optional Body Systems:
    • Body Liner, Dual Slope/Flat Floor, Steel, 8 mm, 16 mm, 20 mm, or 25 mm
    • Body Liner, Dual Slope/Flat Floor, Rubber, High Impact
  • Automatic Lube System
  • Cat Compression Brake
  • Clustered Grease Fittings
  • Engine Coolant Heater - 120V
  • Engine Coolant Heater - 240V
  • Ether Starting Aid
  • Exhaust Diverter/Muffler
  • Fast Fill Fuel System
  • Fast Fill Fuel System Non-Pressurizing
  • Fuel Heater Kit
  • Integrated Brake Control
  • Muffler
  • Sound Suppression Package
  • Spare Rim (330 mm) 13 in
  • Traction Control System (TCS)
  • Truck Production Management System (TPMS)
  • Wheel Chocks

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