Caterpillar 773D Rock Truck
Units
Dimensions
Dimensions
A
Overall Length
31.79ft in
B
Overall Width
14.63ft in
C
Overall Height
13.13ft in
D
Wheelbase
13.75ft in
E
Ground Clearance
1.94ft in
F
Dump Height
28.83ft in
G
Dump Ground Clearance
2.22ft in
Centerline Front Tire Width
10.74ft in
Front Canopy Height
14.51ft in
Inside Body Length
21.3ft in
Loading Height - Empty
12.42ft in
Operating Width
12.83ft in
Overall Height - Body Raised
28.92ft in
Wheel Base
13.75ft in
Dump
Load Capacity - Struck
34.8yd3
Raise Time
9.5sec
Load Capacity - Heaped
46.04yd3
Lower Time
12.5sec
Specifications
Engine
Number Of Cylinders
12
Engine Model
3412E
Net Power
643.7hp
Gross Power
682.6hp
Power Measured @
2000rpm
Max Torque
1706.8lb ft
Displacement
1647.7cu in
Bore
5.4in
Stroke
6in
Net Power - Cat
650hp
Net Power - Iso 9249
41hp
Net Power - Sae J1349
53.6hp
Net Power - 80/1269/Eec
34hp
Gross Power - Sae J1995
650hp
Engine Model
Cat 3412E TA-HEUI
Flywheel Power
650hp
Operational
Operational Weight
87082.6lb
Fuel Capacity
185gal
Cooling System Fluid Capacity
36.2gal
Engine Oil Capacity
20.1gal
Diff And Final Drive Fluid Capacity
37gal
Steering System Fluid Capacity
9gal
Brake/Hoist System Fluid Capacity
35.2gal
Operating Voltage
24V
Tire Size
24.00R35
Transmission
Number Of Gears - Forward
7
Number Of Gears - Reverse
1
Max Speed
38.7mph
Reverse
7.46 mile/h
Forward - 1
6.3mph
Forward - 2
8.6mph
Forward - 3
11.7mph
Forward - 4
15.6mph
Forward - 5
21.2mph
Forward - 6
28.6mph
Forward - 7
40.9mph
Weights
Empty Weight
87082.6lb
Loaded Weight
219007.2lb
Weight Distribution Front - Empty
47.3%
Weight Distribution Rear - Empty
52.7%
Weight Distribution Front - Loaded
33.3%
Weight Distribution Rear - Loaded
66.7%
Tires
Standard Tire
24.00R35 (E-4)
Body Hoists
Pump Flow - High Idle
148.46 gal/min
Relief Valve Setting - Raise
2498.27 psi
Body Raise Time - High Idle
9.5 s
Body Lower Time - Float
12.5 s
Final Drives
Planetary Ratio
Planetary
Operating Specifications
Circle Clearance Diameter
78.8ft in
Nominal Payload Class (100%)
96260lb
Top Speed - Loaded
41mph
Body Capacity - Struck
34yd3
Maximum Capacity
96260lb
Raise Time
9.5 s
Lower Time
12.5 s
Body Capacity - Sae 2:1
44.6yd3
Service Refill Capacities
Cooling System
39.9gal
Steering Tank
14.6gal
Steering System - Including Tank
21.4gal
Fuel Tank
185gal
Torque Converter - Transmission System - Including Sump
26.5gal
Torque Converter - Brake - Hoist Hydraulic Tank
58.2gal
Brake Hoist System - Includes Tank
103.9gal
Weight Distributions - Approximate
Front Axle - Empty
47.3 %
Front Axle - Loaded
33.3 %
Rear Axle - Empty
52.7 %
Rear Axle - Loaded
66.7 %
Weights - Approximate
Operating Weight - Empty
88600lb
Operating Weight - Loaded
204000lb
