Caterpillar 793D Off-Highway Truck Specs

Category: Off-Highway Trucks ➔
Manufacturer: Caterpillar ➔
Model: 793D ➔

The Caterpillar 793D Off-Highway Truck is a powerful and versatile heavy-duty vehicle designed for efficient hauling in demanding off-road environments. With a massive 480,000-pound payload capacity and a gross power of 2,415 horsepower, this rigid dump truck boasts impressive performance capabilities. Equipped with a six-speed planetary powershift transmission, robust braking system, and sturdy construction, the 793D is built to handle challenging terrains and heavy loads with ease. Explore the detailed technical specifications of the Caterpillar 793D below.

General Specifications

Caterpillar 793D Off-Highway Truck General Specifications specifications
Articulated/Rigid	R — Starting 2021 Model Year
Drive Configuration	2WD — Starting 2021 Model Year
Engine Type	Cat 3516B HD — Starting 2021 Model Year
Mfg. Model	793D — Starting 2021 Model Year
Operating Weight lbs (kg)	846,240 (383,848) — Starting 2021 Model Year
Planetary Powershift Transmission	Auto — Starting 2021 Model Year
Rated Payload Tons (Metric Tons)	256 (232) — Starting 2021 Model Year

Articulating/Rigid

Caterpillar 793D Off-Highway Truck Articulating/Rigid specifications
Articulating/Rigid	Rigid

Body Hoists

Caterpillar 793D Off-Highway Truck Body Hoists specifications
Body Lower Time - Float	19.26 seconds
Pump Flow - High Idle	224.00 gpm (847.84 lpm)
Relief Valve Setting - Lower	126 psi
Relief Valve Setting - Raise	2955 psi

Brakes

Caterpillar 793D Off-Highway Truck Brakes specifications
Brake Standards	25
Brake Surface - Front	13,921.00 cu in (228,124.82 cu cm)
Brake Surface - Rear	20,847.00 cu in (341,621.88 cu cm)
Standards	J-ISO 3450 JAN88 ISO 3450:1996

Capacity - Dual Slope - 100% Fill Factor

Caterpillar 793D Off-Highway Truck Capacity - Dual Slope - 100% Fill Factor specifications
Heaped (SAE 2:1)	169.00 cu yd (129.20 cu m)
Struck	126.00 cu yd (96.33 cu m)

Dimensions

Caterpillar 793D Off-Highway Truck Dimensions specifications
Centerline Front Tire Width	18.50 ft (5.64 m)
Dump Ground Clearance	4.50 ft (1.37 m)
Dump Height	43.10 ft (13.14 m)
Front Canopy Height	21.40 ft (6.52 m)
Ground Clearance	3.30 ft (1.01 m)
Loading Height - Empty	19.30 ft (5.88 m)
Operating Width	25.20 ft (7.68 m)
Outside Body Width	25.20 ft (7.68 m)
Overall Canopy Width	25.20 ft (7.68 m)
Overall Height	21.40 ft (6.52 m)
Overall Height - Body Raised	43.10 ft (13.14 m)
Overall Length	42.20 ft (12.86 m)
Overall Width	25.30 ft (7.71 m)
Wheel Base	19.40 ft (5.91 m)

DRIVE SYSTEM

Caterpillar 793D Off-Highway Truck DRIVE SYSTEM specifications
Drive Config	4x2

Dump

Caterpillar 793D Off-Highway Truck Dump specifications
Dump Angle	45 degrees
Load Capacity - heaped	169.00 cu yd (129.20 cu m)
Load Capacity - Struck	126.00 cu yd (96.33 cu m)
Lower Time	19.3 seconds
Raise Time	20.3 seconds
Rated Payload	480,000.00 lbs (217,724.61 kg)

Engine

Caterpillar 793D Off-Highway Truck Engine specifications
Aspiration	75 amps
Bore	6.70 in (17.02 cm)
Displacement	4,760.00 cu in (78,002.60 cu cm)
Engine Model	Cat 3516B HD EUI
Gross Power	2,415.00 hp (1,800.89 kw)
Gross Power - SAE J1995	2,415.00 hp (1,800.89 kw)
Make	Cat
Net Power	2,337.00 hp (1,742.73 kw)
Net Power - 80/1269/EEC	2,337.00 hp (1,742.73 kw)
Net Power - ISO 9249	2,337.00 hp (1,742.73 kw)
Net Power - SAE J1349	2,337.00 hp (1,742.73 kw)
Number of Cylinders	16
Power Measured @	1750 rpm
Rated Engine Speed	203 rpm
Stroke	8.50 in (21.59 cm)
Torque Measured @	Turbocharged rpm
Torque Rise	23%

Final Drives

Caterpillar 793D Off-Highway Truck Final Drives specifications
Differential Ratio	28.8:1
Planetary Ratio	0.667361111111111
Total Reduction Ratio	28.8:1

Operating Specifications

Caterpillar 793D Off-Highway Truck Operating Specifications specifications
Alternator Supplied Amperage	75 amps
Body Capacity - SAE 2:1	169.00 cu yd (129.20 cu m)
Brake/Hoist System Fluid Capacity	363.30 gal (1,375.09 l)
Cooling System Fluid Capacity	257.00 gal (972.75 l)
Diff and Final Drive Fluid Capacity	70.00 gal (264.95 l)
Engine Oil Capacity	70.00 gal (264.95 l)
Fuel Capacity	1,150.00 gal (4,352.75 l)
Hydraulic System Fluid Capacity	203.00 gal (768.36 l)
Lower Time	17.5 seconds
Nominal Payload Capacity	480,000.00 lbs (217,724.61 kg)
Operating Voltage	24 volts
Raise Time	20.3 seconds
Steering System Fluid Capacity	90.00 gal (340.65 l)
Tire Size	40.00-R57(E4)
Top Speed - Loaded	33.70 mph (54.23 kph)
Turning Diameter - Front	107.20 ft (32.67 m)

ROPS

Caterpillar 793D Off-Highway Truck ROPS specifications
ROPS Standards	ISO 3471:1994

Service Refill Capacities

Caterpillar 793D Off-Highway Truck Service Refill Capacities specifications
Brake / Hoist / Fan Hydraulic Tank	169.00 gal (639.67 l)
Brake Hoist System - Includes Tank	363.00 gal (1,373.96 l)
Cooling System	257.00 gal (972.75 l)
Differential - Final Drives	70.00 gal (264.95 l)
Steering System - Including Tank	90.00 gal (340.65 l)
Steering Tank	60.00 gal (227.10 l)
Torque Converter - Transmission Sump	27.00 gal (102.20 l)
Torque Converter/Transmission System - Including Sump	50.00 gal (189.25 l)

Sound

Caterpillar 793D Off-Highway Truck Sound specifications
Sound Standards	ANSI/SAE J1166 MAY90

Suspension

Caterpillar 793D Off-Highway Truck Suspension specifications
Effective Cylinder Stroke - Rear	23% in (58.42 cm)
Rear axle - Oscillation	5.2 degrees

Tires

Caterpillar 793D Off-Highway Truck Tires specifications
Standard Tires	40.00R57

Transmission

Caterpillar 793D Off-Highway Truck Transmission specifications
Forward - 1	7.30 mph (11.75 kph)
Forward - 2	9.90 mph (15.93 kph)
Forward - 3	13.40 mph (21.57 kph)
Forward - 4	18.10 mph (29.13 kph)
Forward - 5	24.50 mph (39.43 kph)
Forward - 6	33.70 mph (54.23 kph)
Max Speed	33.70 mph (54.23 kph)
Number of Gears - Forward	6
Number of Gears - Reverse	1
Reverse	6.80 mph (10.94 kph)
Transmission Type	Six-speed planetary powershift

Weights

Caterpillar 793D Off-Highway Truck Weights specifications
Body Weight Range	846000
Empty Weight	351,258.00 lbs (159,328.15 kg)
Front Axle - Empty	46%
Front Axle - Loaded	33%
Loaded Weight	846,000.00 lbs (383,739.62 kg)
Operating Weight - Loaded	SAE J1511 OCT90 ISO 5010:1992 lbs (0.00 kg)
Rear Axle - Empty	54%
Rear Axle - Loaded	67%

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