Category : Off-Highway Trucks ➔ Manufacturer : Caterpillar ➔ Model : 772 ➔
Introducing the Caterpillar 772 Off-Highway Truck, a powerhouse of a vehicle designed to tackle the toughest challenges in mining and construction environments. With a gross weight of 112,000 pounds and a heaped load capacity of 41 cubic yards, this rigid truck is equipped with a Cat C18 ACERT engine that delivers a whopping 598 horsepower. Boasting impressive dimensions and operating specifications, including a top speed of 49.5 mph and a maximum payload capacity of 100,000 pounds, the Cat 772 is a reliable and efficient workhorse for heavy-duty operations. Explore the comprehensive technical specifications of this robust machine below.
General Specifications
Caterpillar 772 Off-Highway Truck General Specifications specifications
Articulated/Rigid
R — Starting 2016 Model Year
Drive Configuration
2WD — Starting 2016 Model Year
Engine Type
Cat C18 ACERT — Starting 2016 Model Year
Operating Weight lbs (kg)
158,044 (71,688) — Starting 2016 Model Year
Planetary Powershift Transmission
Auto — Starting 2016 Model Year
Rated Payload Tons (Metric Tons)
46 (41.7) — Starting 2016 Model Year
Approximate Weights - Dual Slope
Caterpillar 772 Off-Highway Truck Approximate Weights - Dual Slope specifications
Gross Weight - Empty
112,000.00 lbs (50,802.41 kg)
Approximate Weights - Flat Floor
Caterpillar 772 Off-Highway Truck Approximate Weights - Flat Floor specifications
Chassis
35.00 lbs (15.88 kg)
Articulating/Rigid
Caterpillar 772 Off-Highway Truck Articulating/Rigid specifications
Articulating/Rigid
Rigid
Body Hoists
Caterpillar 772 Off-Highway Truck Body Hoists specifications
Body Lower Time - Float
12.5 seconds
Body Power Down - High Idle
12.5 seconds
Body Raise Time - High Idle
9.5 seconds
Pump Flow - High Idle
136.00 gpm (514.76 lpm)
Relief Valve Setting - Raise
2500 psi
Brakes
Caterpillar 772 Off-Highway Truck Brakes specifications
Brake Surface - Rear
7,794.00 cu in (127,721.06 cu cm)
Standards
2.74:1
Capacity - Flat Floor - 100% Fill Factor
Caterpillar 772 Off-Highway Truck Capacity - Flat Floor - 100% Fill Factor specifications
Heaped 2:1 (SAE)
41.00 cu yd (31.35 cu m)
Dimensions
Caterpillar 772 Off-Highway Truck Dimensions specifications
Centerline Front Tire Width
10.40 ft (3.17 m)
Dump Ground Clearance
1.90 ft (0.58 m)
Dump Height
27.50 ft (8.38 m)
Front Canopy Height
13.90 ft (4.24 m)
Ground Clearance
2.40 ft (0.73 m)
Inside Body Depth - Maximum
5.60 ft (1.71 m)
Inside Body Length
18.30 ft (5.58 m)
Loading Height - Empty
11.50 ft (3.51 m)
Operating Width
15.60 ft (4.75 m)
Overall Canopy Width
500.00 ft (152.40 m)
Overall Height
14.00 ft (4.27 m)
Overall Height - Body Raised
27.50 ft (8.38 m)
Overall Length
28.70 ft (8.75 m)
Overall Width
15.70 ft (4.79 m)
Wheel Base
13.00 ft (3.96 m)
Wheelbase
13.00 ft (3.96 m)
DRIVE SYSTEM
Caterpillar 772 Off-Highway Truck DRIVE SYSTEM specifications
Drive Config
4x2
Dump
Caterpillar 772 Off-Highway Truck Dump specifications
Dump Angle
1800
Load Capacity - heaped
41.00 cu yd (31.35 cu m)
Load Capacity - Struck
30.50 cu yd (23.32 cu m)
Lower Time
14.7 seconds
Raise Time
8.1 seconds
Rated Payload
100,000.00 lbs (45,359.29 kg)
Engine
Caterpillar 772 Off-Highway Truck Engine specifications
Aspiration
Turbocharged
Bore
5.70 in (14.48 cm)
Displacement
1,105.00 cu in (18,107.75 cu cm)
Engine Model
Cat C18 ACERT
Gross Power
598.00 hp (445.94 kw)
Gross Power - SAE J1995
598.00 hp (445.94 kw)
Make
Cat
Max Torque
1,988.00 lbs ft (2,695.33 nm)
Net Power
535.00 hp (398.96 kw)
Net Power - 80/1269/EEC
535.00 hp (398.96 kw)
Net Power - ISO 9249
535.00 hp (398.96 kw)
Net Power - SAE J1349
535.00 hp (398.96 kw)
Number of Cylinders
6
Peak Torque
1,988.00 lbs ft (2,695.33 nm)
Power Measured @
1800 rpm
Stroke
7.20 in (18.29 cm)
Torque Measured @
Turbocharged rpm
Torque Rise
12.5
Final Drives
Caterpillar 772 Off-Highway Truck Final Drives specifications
Planetary Ratio
4.80:1
Total Reduction Ratio
13.15:1
Operating Specifications
Caterpillar 772 Off-Highway Truck Operating Specifications specifications
Alternator Supplied Amperage
Gear
Body Capacity - SAE 2:1
41.00 cu yd (31.35 cu m)
Brake/Hoist System Fluid Capacity
73.00 gal (276.31 l)
Cooling System Fluid Capacity
30.00 gal (113.55 l)
Diff and Final Drive Fluid Capacity
42.00 gal (158.97 l)
Engine Oil Capacity
14.00 gal (52.99 l)
Fuel Capacity
140.00 gal (529.90 l)
Maximum Capacity
100,000.00 lbs (45,359.29 kg)
Nominal Payload Capacity
22.00 lbs (9.98 kg)
Nominal Payload Class (100%)
102,000.00 lbs (46,266.48 kg)
Not to Exceed Payload (120%)*
122,000.00 lbs (55,338.34 kg)
Steering System Fluid Capacity
15.00 gal (56.78 l)
Tire Size
21.00R33(E4)
Top Speed - Loaded
49.50 mph (79.66 kph)
Service Refill Capacities
Caterpillar 772 Off-Highway Truck Service Refill Capacities specifications
Brake / Hoist / Fan Hydraulic Tank
35.00 gal (132.48 l)
Brake/Hoist Hydraulic Tank
100,000.00 gal (378,500.01 l)
Cooling System
30.00 gal (113.55 l)
Crankcase
16.00 gal (60.56 l)
Fuel Tank
140.00 gal (529.90 l)
Steering System - Including Tank
15.00 gal (56.78 l)
Steering Tank
9.00 gal (34.07 l)
Torque Converter - Transmission Sump
55,171.00 gal (208,822.24 l)
Steering System
Caterpillar 772 Off-Highway Truck Steering System specifications
Steer Angle
36 degrees
Steering Standards
ISO 5010:1992
Turning Circle - Clearance Diameter
ISO 3450: 1996 ft (0.00 m)
Suspension
Caterpillar 772 Off-Highway Truck Suspension specifications
Effective Cylinder Stroke - Rear
5.90 in (14.99 cm)
Tires
Caterpillar 772 Off-Highway Truck Tires specifications
Standard Tire
21.00R33 (E4)
Standard Tires
216
Transmission
Caterpillar 772 Off-Highway Truck Transmission specifications
Forward - 1
8.00 mph (12.87 kph)
Forward - 2
11.00 mph (17.70 kph)
Forward - 3
14.90 mph (23.98 kph)
Forward - 4
20.00 mph (32.19 kph)
Forward - 5
27.10 mph (43.61 kph)
Forward - 6
36.50 mph (58.74 kph)
Forward - 7
49.50 mph (79.66 kph)
Max Speed
49.50 mph (79.66 kph)
Number of Gears - Forward
7
Number of Gears - Reverse
1
Reverse
10.50 mph (16.90 kph)
Weights
Caterpillar 772 Off-Highway Truck Weights specifications
Body Weight
22,984.00 lbs (10,425.38 kg)
Chassis Weight
55,171.00 lbs (25,025.18 kg)
Empty Weight
78,155.00 lbs (35,450.56 kg)
Front Axle - Empty
48%
Front Axle - Loaded
34%
Loaded Weight
181,000.00 lbs (82,100.32 kg)
Operating Weight - Loaded
ISO 5010:1992 lbs (0.00 kg)
Rear Axle - Empty
52%
Rear Axle - Loaded
66%
Weight Distribution Front - empty
48%
Weight Distribution Front - loaded
34%
Weight Distribution Rear - empty
52%
Weight Distribution Rear - loaded
66%
