Caterpillar 769D Rock Truck
Dimensions
Dimensions
Overall Length
26.37ft in
Overall Width
12.83ft in
Overall Height
12.11ft in
Wheelbase
12.19ft in
Ground Clearance
2.06ft in
Dump Height
25.43ft in
Dump Ground Clearance
1.53ft in
Inside Body Depth - Maximum
4.56ft in
Inside Body Length
17.31ft in
Dump Clearance
1.53ft in
Centerline Front Tire Width
10.18ft in
Centerline Of Rear Dual Tire Width
8.1ft in
Loading Height - Empty
10.31ft in
Operating Width
16.63ft in
Overall Body Length
24.98ft in
Overall Canopy Width
14.43ft in
Overall Height - Body Raised
25.29ft in
Overall Tire Width
11.76ft in
Inside Body Width
12ft in
Rear Axle - Clearance
2.02ft in
Rear Axle - Tail
8.34ft in
Wheel Base
12.18ft in
Engine Guard Clearance
2.06ft in
Front Canopy Height
12.97ft in
Height - Top Of Rops
12.11ft in
Dump
Dump Angle
60degrees
Load Capacity - Struck
22.24yd3
Load Capacity - Heaped
31.66yd3
Rated Payload
79000lb
Lower Time
8.31sec
Raise Time
7.5sec
Specifications
Engine
Engine Make
2236
Engine Model
3408ETA
Net Power
485hp
Gross Power
510hp
Power Measured @
2000rpm
Max Torque
1618.3lb ft
Displacement
1098.5cu in
Net Power - Cat
68900hp
Net Power - Iso 9249
47hp
Net Power - Sae J1349
37.4hp
Net Power - 80/1269/Eec
21.2hp
Gross Power - Sae J1995
485hp
Engine Model
CAT 3408E TA-HEUI
Flywheel Power
485hp
Operational
Fuel Capacity
140.1gal
Cooling System Fluid Capacity
30gal
Engine Oil Capacity
11.9gal
Diff And Final Drive Fluid Capacity
22gal
Steering System Fluid Capacity
14.8gal
Brake/Hoist System Fluid Capacity
73.2gal
Hydraulic System Fluid Capacity
41gal
Tire Size
18-R33
Transmission
Number Of Gears - Forward
8
Number Of Gears - Reverse
1
Max Speed
48.3mph
Reverse
10.31 mile/h
Forward - 1
7.9mph
Forward - 2
10.7mph
Forward - 3
14.5mph
Forward - 4
19.6mph
Forward - 5
26.5mph
Forward - 6
35.6mph
Forward - 7
48.3mph
Weights
Empty Weight
78087.8lb
Loaded Weight
157410.1lb
Weight Distribution Front - Empty
49.7%
Weight Distribution Rear - Empty
50.3%
Weight Distribution Front - Loaded
33.2%
Weight Distribution Rear - Loaded
66.8%
Tires
Standard Tire
18.00R33(E-4)
Body Hoists
Pump Flow - High Idle
110.16 gal/min
Relief Valve Setting - Raise
2498.27 psi
Body Raise Time - High Idle
7.5 s
Body Lower Time - Float
8.3 s
Body Power Down - High Idle
8.3 s
Final Drives
Planetary Ratio
Planetary 4.80:1 reduction
Operating Specifications
Circle Clearance Diameter
65ft in
Nominal Payload Class (100%)
70820lb
Top Speed - Loaded
47mph
Body Capacity - Struck
21.2yd3
Maximum Capacity
74800lb
Raise Time
7.5 s
Lower Time
8.3 s
Body Capacity - Sae 2:1
30.7yd3
Service Refill Capacities
Cooling System
30.2gal
Differential - Final Drives
22gal
Steering Tank
9gal
Steering System - Including Tank
14.8gal
Fuel Tank
140gal
Torque Converter - Transmission System - Including Sump
19.1gal
Brake Hoist System - Includes Tank
73.2gal
Weight Distributions - Approximate
Front Axle - Empty
49.8 %
Front Axle - Loaded
33.3 %
Rear Axle - Empty
50.2 %
Rear Axle - Loaded
66.7 %
Weights - Approximate
Operating Weight - Empty
68900lb
Operating Weight - Loaded
150000lb
