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769D

Off-Highway Trucks

Time proven iron and modern technology combine to provide a highly productive, durable, reliable off-highway truck, focused on our customers greatest need...lowest cost-per-ton.

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Engine Model Cat® 3408E

Gross Power - SAE J1995 386 kW

Net Power - SAE J1349 359 kW

Net Power - Cat 363 kW

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769D

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FEATURES & BENEFITS

Power Train - Engine

Cat 3408E Diesel EngineThe four-stroke design uses long power strokes for more complete fuel combustion and optimum efficiency. Large displacement and a low speed rating... Read more

Power Train - Transmission

TransmissionThe Cat seven-speed, power shift transmission, matched with the direct-injection 3408E diesel engine provides constant power over a wide range of operating sp... Read more

Engine/Power Train Integration

Integration1) Electronic Technician 2) Cat Data Link System 3) Engine Control Module 4) Engine 5) Transmission Chassis Control 6) Automatic Retarder Control, Traction Con... Read more

Oil-Cooled, Rear Disc Brakes

Brakes1) Parking/Secondary Piston 2) Service/Retarding Piston 3) Friction Discs 4) Steel Plates 5) Actuating Springs 6) Cooling Oil In 7) Cooling Oil OutMultiple Disc Bra... Read more

Integrated Braking Control (IBC)

Cat Retarding SystemWhen retarding, the engine runs against compression on downhill hauls, resulting in no fuel burn. Retarding forces and heat are absorbed through the o... Read more

Structures

Box-Section DesignThe 769D frame uses a box section design, incorporating 17 castings in high stress areas with deep penetrating and continuous wrap-around welding. Mild... Read more

Body Options

Design769D bodies are designed to handle a variety of material densities. Maximum payload is reached in three to five passes from a matched Cat loader in 1700 kg/m3 (2,90... Read more

Operator Station

769D Operator StationRated highly by operators. Everything needed for top performance is at the operator's fingertips.1) Wraparound Dash PanelOffers an easy line-of-sight... Read more

Systems/Applications

Machine Configuration OptionsCaterpillar offers a variety of machine configuration options to help meet customer needs.Body OptionsInclude a full line of standard and cus... Read more

SPECIFICATIONS FOR 769D

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Engine

Engine Model	Cat® 3408E
Gross Power - SAE J1995	386 kW
Net Power - SAE J1349	359 kW
Net Power - Cat	363 kW
Flywheel Power	363 kW
Net Power - ISO 9249	363 kW
Net Power - 80/1269/EEC	363 kW
Torque Rise	27 %
Bore	137 mm
Stroke	152 mm
Displacement	18 l

Weights - Approximate

Target Gross Machine Operating Weight	71400 kg
Operating Weight - Empty	11100 kg

Operating Specifications

Nominal Payload Class (100%)	36.4 ton (US)
Top Speed - Loaded	77.7 km/h
Body Capacity - Struck	17 m³
Maximum Capacity	36.58 ton (US)
Body Capacity - SAE 2:1	24.2 m³

Transmission

Forward - 1	12.6 km/h
Forward - 2	17.2 km/h
Forward - 3	23.3 km/h
Forward - 4	31.4 km/h
Forward - 5	42.5 km/h
Forward - 6	57.3 km/h
Forward - 7	77.7 km/h
Reverse	16.6 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	54999 cm²

Body Hoists

Pump Flow - High Idle	417 l/min
Relief Valve Setting - Raise	17225 kPa
Relief Valve Setting - Lower	3445 kPa
Body Raise Time - High Idle	7.5 s
Body Lower Time - Float	8.3 s
Body Power Down - High Idle	8.3 s

Capacity - Dual Slope - 100% Fill Factor

Heaped 2:1 (SAE)	24.2 m³
Struck	17 m³
Heaped 1:1	40.6 m³
Heaped 3:1	21.7 m³

Capacity - Quarry Flat Floor - 100% Fill Factor

Heaped 1:1	31.7 m³
Heaped 2:1 (SAE)	24.2 m³
Heaped 3:1	21.6 m³
Struck	16.5 m³

Weight Distributions - Approximate

Front Axle - Empty	49.8 %
Front Axle - Loaded	33.3 %
Rear Axle - Empty	50.2 %
Rear Axle - Loaded	66.7 %

Suspension

Effective Cylinder Stroke - Front	234 mm
Effective Cylinder Stroke - Rear	149 mm
Rear axle - Oscillation	8.5 °

Approximate Weights - Quarry Flat Floor

Body with Standard Liner	3300 kg
Front Axle - Loaded	33.3 %
Body	7800 kg
Front Axle - Empty	49.7 %
Rear Axle - Empty	50.3 %
Chassis	23000 kg
Rear Axle - Loaded	66.7 %

Approximate Weights - Dual Slope

Body	7300 kg
Rear Axle - Empty	50.2 %
Body with Standard Liner	3200 kg
Front Axle - Empty	49.8 %
Front Axle - Loaded	33.3 %
Chassis	23000 kg
Rear Axle - Loaded	66.7 %

Service Refill Capacities

Fuel Tank	530 l
Cooling System	113.5 l
Differential - Final Drives	83 l
Steering Tank	34 l
Steering System - Including Tank	56 l
Torque Converter - Brake - Hoist Hydraulic Tank	155 l
Brake Hoist System - Includes Tank	277 l
Torque Converter - Transmission System - Including Sump	72 l

Tires

Standard Tire

Standard: 18.00-R33 (E4)

ROPS

ROPS/FOPS Standards

Meets SAE J1040 MAY94 and ISO 3741:1994

Sound

Sound Standards

Meets ISO, ANSI/SAE standards

Steering

Steering Standards

Meets SAE J1511 FEB94 and ISO 5010-1992

Dimensions

Height - Top of ROPS	3690 mm
Overall Body Length	7615 mm
Inside Body Length	5275 mm
Overall Length	8039 mm
Wheel Base	3713 mm
Rear Axle - Tail	2541 mm
Ground Clearance	627 mm
Dump Clearance	465 mm
Loading Height - Empty	3143 mm
Inside Body Depth - Maximum	1390 mm
Overall Height - Body Raised	7709 mm
Operating Width	5069 mm
Centerline Front Tire Width	3102 mm
Engine Guard Clearance	627 mm
Overall Canopy Width	4398 mm
Inside Body Width	3658 mm
Front Canopy Height	3952 mm
Rear Axle - Clearance	615 mm
Centerline of Rear Dual Tire Width	2470 mm
Overall Tire Width	3584 mm

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