Skip to content
Caterpillar

773D

Off-Highway Truck

Max Speed
38.7 mph
Gross Power
682.6 hp
Net Power
643.7 hp
Caterpillar 773D Off-Highway Truck
1 / 5
Image 1 of 5
Image: h-cpc.cat.com

Specifications

84 data points

Operating Specifications

Operating Specifications specifications
Fuel Capacity185.0 gal
Tire Size24.00R35
Engine Oil Capacity20.1 gal
Cooling System Fluid Capacity36.2 gal
Operating Voltage24 V
Steering System Fluid Capacity9.0 gal
Diff and Final Drive Fluid Capacity37.0 gal
Brake/Hoist System Fluid Capacity35.2 gal
Top Speed - Loaded41.0 mph
Body Capacity - SAE 2:144.60 yd³
Maximum Capacity96,260 lb
Nominal Payload Class (100%)96,260 lb
Lower Time12.5 s
Raise Time9.5 s
Body Capacity - Struck33.99 yd³
Circle Clearance Diameter946 in

Engine

Engine specifications
Engine ModelCat 3412E TA-HEUI
Displacement1,648 in³
Power Measured @2,000 rpm
Gross Power682.6 hp
Net Power643.7 hp
Number of Cylinders12
Max Torque1,707 lb-ft
Stroke6 in
Bore5 in
Gross Power - SAE J1995650.0 hp
Net Power - ISO 924941.0 hp
Net Power - SAE J134953.6 hp
Flywheel Power650.0 hp
Net Power - 80/1269/EEC34.0 hp
Net Power - Cat650.0 hp

Weights

Weights specifications
Operating Weight - Loaded204,000.00 lbs (92,532.96 kg)
Front Axle - empty—
Rear Axle - empty—
Front Axle - loaded—
Rear Axle - loaded—
Empty Weight87,083 lb
Loaded Weight219,007 lb
Weight Distribution Front - loaded33.3 %
Weight Distribution Rear - loaded66.7 %
Weight Distribution Front - empty47.3 %
Weight Distribution Rear - empty52.7 %

Dimensions

Dimensions specifications
Ground Clearance24 in
Wheelbase166 in
Overall Length381 in
Overall Width176 in
Overall Height158 in
Dump Height347 in
Dump Ground Clearance28 in
Wheel Base166 in
Operating Width155 in
Overall Height - Body Raised348 in
Centerline Front Tire Width130 in
Loading Height - Empty150 in
Front Canopy Height175 in
Inside Body Length256 in

Transmission

Transmission specifications
Max Speed38.7 mph
Number of Gears - Forward7
Number of Gears - Reverse1
Forward - 16.3 mph
Forward - 28.6 mph
Forward - 311.7 mph
Forward - 415.6 mph
Forward - 521.2 mph
Forward - 628.6 mph
Forward - 740.9 mph
Reverse7.5 mph

Tires & Wheels

Tires & Wheels specifications
Standard Tire24.00R35 (E-4)

Service Refill Capacities

Service Refill Capacities specifications
Cooling System39.9 gal
Fuel Tank185.0 gal
Steering System - Including Tank21.4 gal
Steering Tank14.6 gal
Brake Hoist System - Includes Tank103.9 gal
Torque Converter - Transmission System - Including Sump26.5 gal
Torque Converter - Brake - Hoist Hydraulic Tank58.2 gal

Dump

Dump specifications
Raise Time9.5 s
Lower Time12.5 s
Load Capacity - heaped46.09 yd³
Load Capacity - Struck34.80 yd³

Body Hoists

Body Hoists specifications
Pump Flow - High Idle148.4 gal/min
Relief Valve Setting - Raise2,498 psi
Body Raise Time - High Idle9.5 s
Body Lower Time - Float12.5 s

Final Drives

Final Drives specifications
Planetary RatioPlanetary

Comparable machines

Other off-highway trucks in a similar weight class.