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770

Off-Highway Trucks

Top Performance. Developed specifically for construction, mining, and quarry applications, the 770 optimizes demands for lower cost per ton, challenges of finding skilled labor, and overall health and safety. Reliable, Durable, Dependable. Rugged construction and easy maintenance procedures ensure long life with low operating costs.

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Engine Model C15 ACERT
Rated Engine Speed 1800 r/min
Gross Power - SAE J1995 381 kW
Net Power - SAE J1349 355 kW
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770
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FEATURES & BENEFITS

Power Train – Engine

The Cat® C15 engine with ACERT™ Technology uses advanced engine technology to reduce emissions without after-treatment. The turbocharged, aftercooled 6-cylinder engine ha... Read more

Power Train – Transmission

The Cat seven-speed power shift transmission matched with the Cat C15 engine with ACERT Technology provides constant power and efficiency over a wide operating speed rang... Read more

Structures

The 770 features a mild-steel, box-section type frame to deliver durability and long life with low operating costs. Castings and forgings are strategically placed in high... Read more

Operator's Station

The 770 features an all new operator station with enhanced visibility, increased operator space and ergonomically designed controls that set new industry standards for op... Read more

Engine – Power Train Integration

The Cat Data Link electronically combines engine, transmission, brake and operational information to optimize overall truck performance. Stored diagnostic data can be acc... Read more

Brake System

Front dry disc and rear oil-cooled, multiple disc brakes are now hydraulically controlled, reducing maintenance costs and improving operator control and modulation. They... Read more

Truck Body Systems

The 770 offers two body types with six different body liner system selections to accommodate almost any type of application. These body liner systems are designed to maxi... Read more

Information and Monitoring Systems

Standard on the 770, the Cat Messenger system provides real-time engine performance and operating data. Read more

Safety

Caterpillar sets the standard when it comes to safety in the design and manufacturing of heavy equipment. Safety is not an afterthought at Caterpillar, but an integral pa... Read more

SPECIFICATIONS FOR 770

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Engine
Engine Model C15 ACERT
Rated Engine Speed 1800 r/min
Gross Power - SAE J1995 381 kW
Net Power - SAE J1349 355 kW
Net Power - 80/1269/EEC 355 kW
Number of Cylinders 6
Bore 137 mm
Stroke 171 mm
Displacement 15.2 l
Net Power - ISO 9249:1997 355 kW
Peak Torque 2320 N·m
Weights - Approximate
Target Gross Machine Operating Weight 71210 kg
Chassis Weight 24213 kg
Body Weight 9999 kg
Operating Specifications
Nominal Payload Class (100%) 36.3 ton (US)
Top Speed - Loaded 74.8 km/h
Target Payload Capacity 36.3 ton (US)
Body Capacity - SAE 2:1 25 m³
Transmission
Forward - 1 12.1 km/h
Forward - 2 16.6 km/h
Forward - 3 22.5 km/h
Forward - 4 30.3 km/h
Forward - 5 40.9 km/h
Forward - 6 55.2 km/h
Forward - 7 74.8 km/h
Reverse 15.9 km/h
Final Drives
Differential Ratio 2.74:1
Planetary Ratio 4.80:1
Total Reduction Ratio 13.15:1
Brakes
Brake Surface - Front 1395 cm²
Brake Surface - Rear 40266 cm²
Brake Standards ISO 3450: 1996
Body Hoists
Pump Flow - High Idle 515 l/min
Relief Valve Setting - Raise 17255 kPa
Relief Valve Setting - Lower 3450 kPa
Body Raise Time - High Idle 9.5 s
Body Lower Time - Float 12.5 s
Body Power Down - High Idle 12.5 s
Capacity - Dual Slope - 100% Fill Factor
Struck 16.4 m³
Heaped 2:1 (SAE) 25.1 m³
Capacity - Flat Floor - 100% Fill Factor
Struck 16.4 m³
Heaped 2:1 (SAE) 25.1 m³
Weight Distributions - Approximate
Front Axle - Empty 48 %
Front Axle - Loaded 34 %
Rear Axle - Empty 52 %
Rear Axle - Loaded 66 %
Suspension
Effective Cylinder Stroke - Front 234 mm
Effective Cylinder Stroke - Rear 149 mm
Rear axle - Oscillation 5.4 °
Service Refill Capacities
Fuel Tank 530 l
Cooling System 114 l
Differential - Final Drives 83 l
Steering Tank 34 l
Steering System - Including Tank 56 l
Brake/Hoist/Fan System (Tank) 277 l
Transmission - Torque Converter System - Including Sump 72 l
Crankcase 34 l
Transmission - Torque Converter Sump 53 l
Brake / Hoist / Fan Hydraulic Tank 155 l
Tires
Standard Tire 18.00R33 (E4)
ROPS
ROPS/FOPS Standards .
Sound
Sound Standards .
Steering
Steering Standards ISO 5010:1992
Steer Angle 40 °
Dimensions
Height - Top of ROPS 3911 mm
Overall Body Length 8172 mm
Inside Body Length 5549 mm
Overall Length 8740 mm
Wheel Base 3960 mm
Rear Axle - Tail 2590 mm
Ground Clearance 680 mm
Dump Clearance 464 mm
Loading Height - Empty 3120 mm
Inside Body Depth - Maximum 1326 mm
Overall Height - Body Raised 8280 mm
Operating Width 4751 mm
Centerline Front Tire Width 3110 mm
Engine Guard Clearance 673 mm
Outside Body Width 3960 mm
Inside Body Width 3698 mm
Front Canopy Height 4140 mm
Rear Axle - Clearance 508 mm
Centerline of Rear Dual Tire Width 2536 mm
Overall Tire Width 3693 mm

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Gross Power - SAE J1995 765 kW
Net Power - SAE J1349 683 kW
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Net Power - SAE J1349 704 kW
Net Power - ISO 9249 704 kW
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Engine Model C18 ACERT
Rated Engine Speed 1800 r/min
Gross Power - SAE J1995 446 kW
Net Power - ISO 9249 399 kW
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Engine Model Cat® C18 ACERT™
Rated Engine Speed 1800 r/min
Gross Power - SAE J1995 446 kW
Net Power - SAE J1349 415 kW
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773D

Engine Model Cat 3412E TA-HEUI
Gross Power - SAE J1995 485 kW
Net Power - SAE J1349 48.7 kW
Net Power - Cat 485 kW
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777E KYD

Engine Model Cat C32
Bore 145 mm
Stroke 162 mm
Displacement 32.1 l
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