- Overall Length: 26.37 ft / 8037.58 mm
- Overall Width: 12.83 ft / 3910 mm
- Overall Height: 12.11 ft / 3690 mm
- Wheelbase: 12.19 ft / 3713 mm
Published dimensions and weight
Caterpillar 769D
The Caterpillar 769D is a rock truck of about 31.3 t, powered by a 485 hp engine.
01Published dimensions and weight
Dimensions reference
Representative category illustration; exact model may differ.Measurement reference — not to scale

01Dimensions referenceLength × width × height
02WeightNot publishedNot published
03Selected published values97
Rigid rock trucks are commonly used to haul rock and bulk material on mines, quarries and large earthmoving sites. Published rows for Caterpillar 769D include published payload of 79000 lb / 35833.8 kg, published engine power of 510 hp / 380.4 kw, published maximum speed of 48.3 mph / 77.7 km/h. These values describe the published configuration; verify the specific machine's configuration, attachments and records.
- Compare the published “Overall Length” field (26.37 ft / 8037.58 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Overall Width” field (12.83 ft / 3910 mm) with the specific machine's configuration and records; options and condition can differ.
- Compare the published “Overall Height” field (12.11 ft / 3690 mm) with the specific machine's configuration and records; options and condition can differ.
02Specifications
Published values, clearly grouped.
Published specifications and measurements are organized by section for quick reference.
Dimensions
Overall Length26.37 ft8037.58 mm
Overall Width12.83 ft3910 mm
Overall Height12.11 ft3690 mm
Wheelbase12.19 ft3713 mm
Ground Clearance2.06 ft627.89 mm
Dump Height25.43 ft7751 mm
Dump Ground Clearance1.53 ft465 mm
Inside Body Depth - Maximum4.56 ft1.39 m
Inside Body Length17.31 ft5.28 m
Dump Clearance1.53 ft0.47 m
Centerline Front Tire Width10.18 ft3.11 m
Centerline Of Rear Dual Tire Width8.1 ft2.47 m
Loading Height - Empty10.31 ft3.15 m
Operating Width16.63 ft5068.83 mm
Overall Body Length24.98 ft7.62 m
Overall Canopy Width14.43 ft4.4 m
Overall Height - Body Raised25.29 ft7.71 m
Overall Tire Width11.76 ft3.59 m
Inside Body Width12 ft3.66 m
Rear Axle - Clearance2.02 ft0.62 m
Rear Axle - Tail8.34 ft2.55 m
Wheel Base12.18 ft3.72 m
Engine Guard Clearance2.06 ft0.63 m
Front Canopy Height12.97 ft3.96 m
Height - Top Of Rops12.11 ft3.7 m
Dump
Dump Angle60 degrees60 degrees
Load Capacity - Struck22.24 yd317 m3
Load Capacity - Heaped31.66 yd324.2 m3
Rated Payload79000 lb35833.8 kg
Lower Time8.31 sec8.31 sec
Raise Time7.5 sec7.5 sec
Engine
Engine Make22362236
Engine Model3408ETA3408ETA
Net Power485 hp361.7 kw
Gross Power510 hp380.4 kw
Power Measured @2000 rpm2000 rpm
Max Torque1618.3 lb ft2194 Nm
Displacement1098.5 cu in18.1 L
Net Power - Cat68900 hp51378.8 kw
Net Power - Iso 924947 hp35.1 kw
Net Power - Sae J134937.4 hp27.9 kw
Net Power - 80/1269/Eec21.2 hp15.9 kw
Gross Power - Sae J1995485 hp361.7 kw
Flywheel Power485 hp361.7 kw
Operational
Fuel Capacity140.1 gal530 L
Cooling System Fluid Capacity30 gal113.5 L
Engine Oil Capacity11.9 gal45 L
Diff And Final Drive Fluid Capacity22 gal83 L
Steering System Fluid Capacity14.8 gal56 L
Brake/Hoist System Fluid Capacity73.2 gal277 L
Hydraulic System Fluid Capacity41 gal155 L
Tire Size18-R3318-R33
Transmission
Number Of Gears - Forward88
Number Of Gears - Reverse11
Max Speed48.3 mph77.7 km/h
Reverse10.31 mile/h10.31 mile/h
Forward - 17.9 mph12.7 km/h
Forward - 210.7 mph17.3 km/h
Forward - 314.5 mph23.4 km/h
Forward - 419.6 mph31.4 km/h
Forward - 526.5 mph42.6 km/h
Forward - 635.6 mph57.3 km/h
Forward - 748.3 mph77.7 km/h
Weights
Empty Weight78087.8 lb35420 kg
Loaded Weight157410.1 lb71400 kg
Weight Distribution Front - Empty49.7 %49.7 %
Weight Distribution Rear - Empty50.3 %50.3 %
Weight Distribution Front - Loaded33.2 %33.2 %
Weight Distribution Rear - Loaded66.8 %66.8 %
Tires
Standard Tire18.00R33(E-4)18.00R33(E-4)
Body Hoists
Pump Flow - High Idle110.16 gal/min110.16 gal/min
Relief Valve Setting - Raise2498.27 psi2498.27 psi
Body Raise Time - High Idle7.5 s7.5 s
Body Lower Time - Float8.3 s8.3 s
Body Power Down - High Idle8.3 s8.3 s
Final Drives
Planetary RatioPlanetary 4.80:1 reductionPlanetary 4.80:1 reduction
Operating Specifications
Circle Clearance Diameter65 ft19.9 m
Nominal Payload Class (100%)70820 lb32123.4 kg
Top Speed - Loaded47 mph75.7 km/h
Body Capacity - Struck21.2 yd316.3 m3
Maximum Capacity74800 lb33928.7 kg
Raise Time7.5 s7.5 s
Lower Time8.3 s8.3 s
Body Capacity - Sae 2:130.7 yd323.5 m3
Service Refill Capacities
Cooling System30.2 gal114.1 L
Differential - Final Drives22 gal83.1 L
Steering Tank9 gal34 L
Steering System - Including Tank14.8 gal56 L
Fuel Tank140 gal530 L
Torque Converter - Transmission System - Including Sump19.1 gal72 L
Brake Hoist System - Includes Tank73.2 gal277.1 L
Weight Distributions - Approximate
Front Axle - Empty49.8 %49.8 %
Front Axle - Loaded33.3 %33.3 %
Rear Axle - Empty50.2 %50.2 %
Rear Axle - Loaded66.7 %66.7 %
Weights - Approximate
Operating Weight - Empty68900 lb31252.6 kg
Operating Weight - Loaded150000 lb68038.9 kg
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