772G

Off-Highway Trucks

The Cat® 772 Off-Highway Truck has been in production since 1971 and has been handling the work of mines and quarries for over 40 years. Like all Cat trucks, it is specifically designed for off-road applications with reliable and durable designs. Cat G Series trucks will help you manage your costs with fuel economy options, tire monitoring, and convenient service center options. It can also be equipped to provide you with production, machine health, and operation information using Cat VIMS™. With three body options designed to last the life of the truck, the 772G can meet your individual hauling needs productively, safely, and reliably.

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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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772G

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OVERVIEW

Maximize productivity with accessible service access

FEATURES & BENEFITS

SPECIFICATIONS FOR 772G

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Engine

Engine Model	Cat® C18 ACERT™
Rated Engine Speed	1800 r/min
Gross Power - SAE J1995	446 kW
Net Power - SAE J1349	415 kW
Net Power - ISO 9249	421 kW
Net Power - 80/1269/EEC	421 kW
Engine Power - ISO 14396	435 kW
Net Torque - SAE J1349	2551 N·m
Number of Cylinders	6
Bore	145 mm
Stroke	183 mm
Displacement	18.1 l
Note (1)	Power rating applies at 1,800 rpm when tested under the specified condition for the specified standard.
Note (2)	Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 100 kPa (29.61 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (60° F) and an LHV of 42 780 kJ/kg (18,390 BTU/lb) when engine used at 30° C (86° F).
Note (3)	No engine derating required up to 3000 m (9,843 ft) altitude.
Note (4)	Available as Tier 3/Stage IIIA equivalent, OR Tier 2/Stage II equivalent emission standards.
Note (5)	Meets China Nonroad Stage III emission standards equivalent to U.S. EPA Tier 3 or U.S. EPA Tier 2.

Weights - Approximate

Target Gross Machine Operating Weight	82100 kg
Chassis Weight	26863 kg
Body Weight	8030 kg
Note (1)	Chassis weight with 100% fuel, hoist, body mounting group, rims and tires.
Note (2)	Body weight is the standard Dual Slope body with no liner and will vary depending on configuration.

Operating Specifications

Nominal Payload Class (100%)	47.2 t
Top Speed - Loaded	71.7 km/h
Target Payload (100%)	47.2 t
Maximum Working Payload (110%)	51.9 t
Maximum Allowable Payload (120%)*	56.6 t
Body Capacity (SAE 2:1)**	31.2 m³
Note	*Refer to the Caterpillar 10/10/20 Payload Policy for maximum gross machine weight limitations.
Note (1)	**ISO 6483:1980.
Note (2)	Capacity with Dual Slope body with no liner.

Transmission

Forward - 1	12.9 km/h
Forward - 2	17.7 km/h
Forward - 3	24 km/h
Forward - 4	32.2 km/h
Forward - 5	43.6 km/h
Forward - 6	58.7 km/h
Forward - 7	79.7 km/h
Reverse	16.9 km/h
Note	Maximum travel speeds with standard 21.00R33 (E4) tires.

Final Drives

Differential Ratio	2.74:1
Planetary Ratio	4.80:1
Total Reduction Ratio	13.14:1

Brakes

Brake Surface - Front	1395 cm²
Brake Surface - Rear	50281 cm²
Brake Standards	ISO 3450:2011

Body Hoists

Pump Flow - High Idle	413 l/min
Relief Valve Setting - Raise	18950 kPa
Relief Valve Setting - Lower	3450 kPa
Body Raise Time - High Idle	8 s
Body Lower Time - Float	10 s
Body Power Down - High Idle	10 s

Capacity - Dual Slope - 100% Fill Factor

Struck	23.9 m³
Heaped (SAE 2:1)*	31.2 m³
Note (1)	Contact your local Cat dealer for body recommendation.
Note (2)	*ISO 6483:1980.

Capacity - Flat Floor - 100% Fill Factor

Struck	23.9 m³
Heaped (SAE 2:1)*	31.3 m³
Note (1)	Contact your local Cat dealer for body recommendation.
Note (2)	*ISO 6483:1980.

Weight Distributions - Approximate

Front Axle - Empty	51.4 %
Front Axle - Loaded	34.2 %
Rear Axle - Empty	48.6 %
Rear Axle - Loaded	65.8 %

Suspension

Empty Loaded Cylinder Stroke Front	234 mm
Empty Loaded Cylinder Stroke Rear	149 mm
Rear axle - Oscillation	8.9°

Service Refill Capacities

Fuel Tank	530 l
Cooling System	125 l
Crankcase	64 l
Differential - Final Drives	151 l
Steering Tank	55 l
Steering System - Includes Tank	74 l
Brake/Hoist Hydraulic Tank	176 l
Brake Hoist System	227 l
Torque Converter - Transmission System	72 l

Steering

Steering Standards	SAE J1511 FEB94 ISO 5010:2007
Steer Angle	40.5°
Turning Diameter - Front	17.6 m
Turning Circle - Clearance Diameter	20.3 m

Tires

Standard Tire	21.00R33 (E4)
Note (1)	Productive capabilities of the 772G truck are such that, under certain job conditions, TKPH (TMPH) capabilities of standard or optional tires could be exceeded and, therefore, limit production.
Note (2)	Caterpillar recommends the customer evaluates all job conditions and consults the tire manufacturer for proper tire selection.

ROPS

FOPS Standards	Falling Objects Protective Structure (FOPS) meets ISO 3449:2005 Level II FOPS criteria.
ROPS Standards	Rollover Protective Structure (ROPS) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.

Dimensions (Approximate)

Inside Body Depth - Maximum	1747 mm
Rear Axle - Tail	2598 mm
Centerline Front Tire Width	3165 mm
Centerline of Rear Dual Tire Width	2652 mm
Ground Clearance	695 mm
Operating Width	4780 mm
Front Canopy Height	4265 mm
Loading Height - Empty	3639 mm
Inside Body Length	5781 mm
Engine Guard Clearance	711 mm
Outside Body Width	3931 mm
Overall Length	8808 mm
Overall Height - Body Raised	8357 mm
Overall Tire Width	3927 mm
Dump Clearance	551 mm
Inside Body Width	3642 mm
Height - Top of ROPS	4012 mm
Rear Axle - Clearance	591 mm
Wheel Base	3960 mm
Overall Body Length	8172 mm

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772G

Off-Highway Trucks

772G

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