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Caterpillar 794 AC Off-Highway Truck Specs

General Specifications

Caterpillar 794 AC Off-Highway Truck General Specifications specifications
Articulated/Rigid Rigid - Starting 2024
Drive Configuration 2WD - Starting 2024
Engine Type Cat C175-16 - Starting 2024
Mfg. Model 794 AC - Starting 2024
Operating Weight 1,150,000.00 lbs (521,631.87 kg) - Starting 2024
Planetary Powershift Transmission Auto - Starting 2024
Rated Payload 327.00 t (327,000.00 kg) - Starting 2024

Ac Drive System

Caterpillar 794 AC Off-Highway Truck Ac Drive System specifications
Controls IGBT Inverter Technology, air cooled, pressurized cabinet with filtration - Starting 2026
Cooling System Variable speed, hydraulically driven cooling system - Starting 2026
Generator/Alternator Brushless, engine mounted, dual bearing - Starting 2026
Top Speed - Loaded 37.00 mph (59.55 kph) - Starting 2026
Total Reduction Ratio 35:01:00 - Starting 2026
Wheel Motor High-torque AC induction, rear axle mounted - Starting 2026

Body Hoists

Caterpillar 794 AC Off-Highway Truck Body Hoists specifications
Body Raise Time - High Idle 24 s - Starting 2026
High Idle Body Lower Time - Float 20 s - Starting 2026
Pump Flow - High Idle (HAA at 1,800 rpm) 221.00 gpm (836.49 lpm) - Starting 2026
Pump Flow - High Idle (LAA at 1,960 rpm) 240.00 gpm (908.40 lpm) - Starting 2026
Relief Valve Setting - Raise 3029 psi - Starting 2026
Total Cycle Time 44 s - Starting 2026

Braking System

Caterpillar 794 AC Off-Highway Truck Braking System specifications
Dynamic Retarding Power - Continuous 5,480.00 hp (4,086.50 kw) - Starting 2026
Front Wet Disc Brake Surface Area 20378 in² - Starting 2026
Load Brake Rear service brakes - Starting 2026
Parking Brake Four-corner, Multi-disc, Spring applied, Hydraulically Released - Starting 2026
Rear - Wet Disc Brake Surface Area 30750 in² - Starting 2026
Service Brakes Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated - Starting 2026
Standards ISO 3450:2011 - Starting 2026

Cab

Caterpillar 794 AC Off-Highway Truck Cab specifications
FOPS Standards Falling Object Protective Structure (FOPS) meets ISO 3449:2005 Level II for operator and ISO 13459:2012 Level II for trainer. - Starting 2026
ROPS Standards (1) Rollover Protective Structure (ROPS) meets ISO 3471:2008 criteria for operator and ISO 13459:2012 for trainer. - Starting 2026

Capacity - He Body - 100% Fill Factor

Caterpillar 794 AC Off-Highway Truck Capacity - He Body - 100% Fill Factor specifications
Dump Body Plate Thickness Varies Depending on Body Selection - Canopy Plate 0.20 in (0.51 cm) - Starting 2026
Dump Body Plate Thickness Varies Depending on Body Selection - Floor Plate 0.63 in (1.60 cm) - Starting 2026
Dump Body Plate Thickness Varies Depending on Body Selection - Front Plate 0.35 in (0.89 cm) - Starting 2026
Dump Body Plate Thickness Varies Depending on Body Selection - Side Plate 0.31 in (0.79 cm) - Starting 2026
Heaped (SAE 2:1) 180-222 m³ (236-290 yd³) - Starting 2026
Struck 108-133 m³ (142-175 yd³) - Starting 2026

Dimensions (Approximate)

Caterpillar 794 AC Off-Highway Truck Dimensions (Approximate) specifications
Canopy Width (without optional rock deflectors) 29.75 ft (9.07 m) - Starting 2026
Centerline Front Tire Width 23.00 ft (7.01 m) - Starting 2026
Centerline of Rear Dual Tire Width 18.75 ft (5.71 m) - Starting 2026
Dump Clearance 3.00 ft (0.91 m) - Starting 2026
Front Axle Clearance 3.17 ft (0.97 m) - Starting 2026
Front Canopy Height 26.33 ft (8.03 m) - Starting 2026
Ground Clearance 2.67 ft (0.81 m) - Starting 2026
Height - Top of ROPS 22.25 ft (6.78 m) - Starting 2026
Inside Body Width 28.08 ft (8.56 m) - Starting 2026
Loading Height - Empty 22.92 ft (6.99 m) - Starting 2026
Outside Body Width 29.75 ft (9.07 m) - Starting 2026
Overall Canopy Width 31.50 ft (9.60 m) - Starting 2026
Overall Height - Body Raised 48.42 ft (14.76 m) - Starting 2026
Overall Length 50.75 ft (15.47 m) - Starting 2026
Overall Tire Width 28.67 ft (8.74 m) - Starting 2026
Rear Axle - Clearance 3.08 ft (0.94 m) - Starting 2026
Rear Axle - Tail 15.50 ft (4.72 m) - Starting 2026
Wheel Base 21.83 ft (6.65 m) - Starting 2026

Engine

Caterpillar 794 AC Off-Highway Truck Engine specifications
Bore 6.90 in (17.53 cm) - Starting 2026
Displacement 5,187.00 cu in (84,999.89 cu cm) - Starting 2026
Emissions Rating Fuel Optimized - Starting 2026
Engine Model Cat® C175-16 - Starting 2026
Gross Power - SAE J1995 3,500.00 hp (2,609.99 kw) - Starting 2026
Net Power - SAE J1349 3,405.00 hp (2,539.15 kw) - Starting 2026
Optional Gross Power - SAE J1995 3,100.00 hp (2,311.71 kw) - Starting 2026
Optional Gross Power - SAE J1995 (Option 2) 2,750.00 hp (2,050.71 kw) - Starting 2026
Rated Speed 1800 r/min - Starting 2026
Standard Gross Power - SAE J1995 3,500.00 hp (2,609.99 kw) - Starting 2026
Stroke 8.70 in (22.10 cm) - Starting 2026

Final Drives

Caterpillar 794 AC Off-Highway Truck Final Drives specifications
Total Reduction Ratio 35:01:00 - Starting 2026

Service Refill Capacities

Caterpillar 794 AC Off-Highway Truck Service Refill Capacities specifications
Cooling System 211.00 gal (798.64 l) - Starting 2026
Crankcase 82.00 gal (310.37 l) - Starting 2026
Diesel Exhaust Fluid Tank 100.00 gal (378.50 l) - Starting 2026
Final Drive - Each 67.00 gal (253.60 l) - Starting 2026
Fuel Tank 1,300.00 gal (4,920.50 l) - Starting 2026
Hydraulic System - Including Tank 385.00 gal (1,457.23 l) - Starting 2026
Hydraulic Tank 296.00 gal (1,120.36 l) - Starting 2026

Sound

Caterpillar 794 AC Off-Highway Truck Sound specifications
Sound Standards (1) The operator sound pressure level measured according to work cycle procedures specified in ISO 6394 and 6396 is 75 dB(A) for cab offered by Caterpillar when properly installed, maintained, and tested with doors and windows closed. - Starting 2026
Sound Standards (2) Hearing protection may be needed when operating with an open operator station and cab (when not properly maintained or doors/windows open) for extended periods or in a noisy environment. - Starting 2026

Steering

Caterpillar 794 AC Off-Highway Truck Steering specifications
Steer Angle 39 degrees - Starting 2026
Steering Standards ISO 5010:2019 - Starting 2026

Tires

Caterpillar 794 AC Off-Highway Truck Tires specifications
Rims 36" x 63" - Starting 2026
Standard Tires 53/80 R63 - Starting 2026

Weight Distributions - Approximate

Caterpillar 794 AC Off-Highway Truck Weight Distributions - Approximate specifications
Front Axle - Empty 49 % - Starting 2026
Front Axle - Loaded 33 % - Starting 2026
Rear Axle - Empty 51 % - Starting 2026
Rear Axle - Loaded 67 % - Starting 2026

Weights - Approximate

Caterpillar 794 AC Off-Highway Truck Weights - Approximate specifications
Body Weight 64,346.00 lbs (29,186.89 kg) - Starting 2026
Chassis Weight 426,237.00 lbs (193,338.09 kg) - Starting 2026
Nominal Rated Payload 327.00 t (327,000.00 kg) - Starting 2026
Rated Gross Machine Weight 1,150,000.00 lbs (521,631.87 kg) - Starting 2026
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