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Caterpillar 772 Off-Highway Truck

Approximate Weights - Dual Slope

Gross Weight - Empty112000 lbs

Approximate Weights - Flat Floor

Chassis35 lbs


Articulating/Rigid Rigid

Body Hoists

Body Lower Time - Float12.5 seconds
Body Power Down - High Idle12.5 seconds
Body Raise Time - High Idle9.5 seconds
Pump Flow - High Idle136 gpm
Relief Valve Setting - Lower500 psi
Relief Valve Setting - Raise2500 psi


Brake StandardsISO 3450: 1996
Brake Surface - Front216 cu in
Brake Surface - Rear7794 cu in

Capacity - Dual Slope - 100% Fill Factor

Heaped 2:1 (SAE)40.8 cu yd
Struck31.7 cu yd

Capacity - Flat Floor - 100% Fill Factor

Heaped 2:1 (SAE)41 cu yd
Struck30.5 cu yd


Centerline Front Tire Width10.4 ft
Centerline of Rear Dual Tire Width8.7 ft
Dump Clearance1.7 ft
Dump Ground Clearance1.9 ft
Dump Height27.5 ft
Engine Guard Clearance2.4 ft
Front Canopy Height13.9 ft
Ground Clearance2.4 ft
Height - Top of ROPS/FOPS13.5 ft
Inside Body Depth - Maximum5.6 ft
Inside Body Length18.3 ft
Inside Body Width12.2 ft
Loading Height - Empty11.5 ft
Operating Width15.6 ft
Outside Body Width13 ft
Overall Body Length26.9 ft
Overall Canopy Width500 ft
Overall Height14 ft
Overall Height - Body Raised27.5 ft
Overall Length28.7 ft
Overall Tire Width12.9 ft
Overall Width15.7 ft
Rear Axle - Clearance1.9 ft
Rear Axle - Tail8.5 ft
Wheel Base13 ft
Wheelbase13 ft


Drive Config 4x2


Dump Angle1800
Load Capacity - heaped41 cu yd
Load Capacity - Struck30.5 cu yd
Lower Time14.7 seconds
Raise Time8.1 seconds
Rated Payload100000 lbs


Bore5.7 in
Displacement1105 cu in
Engine ModelCat C18 ACERT
Gross Power598 hp
Gross Power - SAE J1995598 hp
Max Torque1988 lbs ft
ModelC16 ACERT
Net Power535 hp
Net Power - 80/1269/EEC535 hp
Net Power - ISO 9249535 hp
Net Power - SAE J1349535 hp
Number of Cylinders6
Peak Torque1988 lbs ft
Power Measured @1800 rpm
Rated Engine Speed1800 rpm
Stroke7.2 in
Torque Measured @Turbocharged rpm
Torque Rise12.5

Final Drives

Differential Ratio2.74:1
Planetary Ratio4.80:1
Total Reduction Ratio13.15:1

Operating Specifications

Alternator Supplied AmperageGear
Body Capacity - SAE 2:141 cu yd
Brake/Hoist System Fluid Capacity73 gal
Cooling System Fluid Capacity30 gal
Diff and Final Drive Fluid Capacity42 gal
Engine Oil Capacity14 gal
Fuel Capacity140 gal
Hydraulic System Fluid Capacity35 gal
Maximum Capacity100000 lbs
Maximum Working Payload (110%)112000 lbs
Nominal Payload Capacity22 lbs
Nominal Payload Class (100%)102000 lbs
Not to Exceed Payload (120%)*122000 lbs
Steering System Fluid Capacity15 gal
Tire Size21.00R33(E4)
Top Speed - Loaded49.5 mph

Service Refill Capacities

Brake / Hoist / Fan Hydraulic Tank35 gal
Brake/Hoist Hydraulic Tank100000 gal
Cooling System30 gal
Crankcase16 gal
Differential - Final Drives22 gal
Fuel Tank140 gal
Steering System - Including Tank15 gal
Steering Tank9 gal
Torque Converter - Transmission Sump55171 gal

Steering System

Steer Angle36 deg
Steering StandardsISO 5010:1992
Turning Circle - Clearance DiameterISO 3450: 1996 ft


Effective Cylinder Stroke - Front9.2 in
Effective Cylinder Stroke - Rear5.9 in
Rear axle - Oscillation5.4 deg


Standard Tire21.00R33 (E4)
Standard Tires216


Forward - 18 mph
Forward - 211 mph
Forward - 314.9 mph
Forward - 420 mph
Forward - 527.1 mph
Forward - 636.5 mph
Forward - 749.5 mph
Max Speed49.5 mph
Number of Gears - Forward7
Number of Gears - Reverse1
Reverse10.5 mph
Transmission TypeGear


Body Weight22984 lbs
Chassis Weight55171 lbs
Empty Weight78155 lbs
Front Axle - Empty48%
Front Axle - Loaded34%
Loaded Weight181000 lbs
Operating Weight - LoadedISO 5010:1992 lbs
Rear Axle - Empty52%
Rear Axle - Loaded66%
Target Gross Machine Operating Weight181000 lbs
Weight Distribution Front - empty48%
Weight Distribution Front - loaded34%
Weight Distribution Rear - empty52%
Weight Distribution Rear - loaded66%

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39.04690 \\ -77.49030 \\ Ashburn \\ PA