Product Specs
Operating Specifications
- Nominal Payload Capacity
- 401 ton (US)
- Heaped 2:1 Capacity - ISO 6483:1980
- 240-267 m³ (314-350 yd³)
- Heaped SAE (2:1) Capacity
- 240-267 m³ (314-350 yd³)
- Top Speed - Loaded
- 42 mile/h
- Steer Angle
- 40 °
- Machine Clearance Turning Diameter
- 138 ft
Weights - Approximate
- Nominal Rated Payload
- 401 ton (US)
- Rated Gross Machine Weight
- 1375000 lb
- Target Gross Machine Operating Weight (GMW)
- 1375000 lb
- Body Weight Range
- 41 368-61 235 kg (91,200-135,000 lb)
- Chassis Weight Range
- 210 630-219 146 kg (464,359-483,134 lb)
- Chassis Weight
- 486263 lb
- Note (1)
- Refer to the Cat Mining Truck 10/10/20 Payload Policy for maximum gross machine weight limitations.
- Note (2)
- Body weight varies depending on body and liner configuration. Weight range for known applications.
- Note (3)
- Chassis weight with 100 percent fuel, hoist, body mounting group, rims and tires.
Engine
- Engine Model
- Cat® C175-20
- Gross Power - SAE J1995
- 4000 HP
- Gross Power - SAE J1995:2015
- 4000 HP
- Net Power - SAE J1349:2011
- 3887 HP
- Bore
- 6.9 in
- Stroke
- 8.7 in
- Displacement
- 6469 in³
- Emissions
- U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards.
- Note (1)
- Power ratings apply at 1,750 rpm when tested under the specific conditions for the specified standard.
- Note (2)
- Ratings based on SAE J1995 standard air conditions of 25° C (77° F) and 99 kPa (29.32 Hg) barometer. Power based on fuel having API gravity of 35 at 16° C (69° F) and an LHV of 42 780 kJ/kg (18,390 Btu/lb) when engine is used at 30° C (38° F).
- Note (3)
- No low altitude arrangement (LAA) engine derating required up to 2134 m (7,000 ft) altitude.
- Note (4)
- No high altitude arrangement (HAA) engine derating required up to 4877 m (16,000 ft) altitude.
Brakes
- Number of Discs per Side - Front
- 10
- Number of Discs per Side - Rear
- 15
- Brake Surface
- 51243 in²
- Standards
- ISO 3450:2011
Approximate Weights - HP Body
- Front Axle - Empty
- 47.20%
- Front Axle - Loaded
- 33.30%
- Rear Axle - Empty
- 52.80%
- Rear Axle - Loaded
- 66.70%
Capacity - 100% Fill Factor
- Struck
- 188-213 m³ (246-290 yd³)
- Heaped 2:1 Capacity - ISO 6483:1980
- 240-267 m³ (314-350 yd³)
- Note
- Consult your local Cat dealer for truck body recommendations.
Suspension
- Effective Cylinder Stroke - Front
- 12.3 in
- Effective Cylinder Stroke - Rear
- 6.5 in
- Rear axle - Oscillation
- ±4.0 degrees
Body Hoists
- Pump Flow - High Idle
- 317 gal/min
- Relief Valve Setting - Raise
- 3510 psi
- Body Raise Time - High Idle
- 25 s
- High Idle Body Lower Time - Float
- 19 s
Approximate Weights - MSD II
- Front Axle - Empty
- 47.20%
- Front Axle - Loaded
- 33.30%
- Rear Axle - Empty
- 52.80%
- Rear Axle - Loaded
- 66.70%
Weight Distributions - Approximate
- Front Axle - Empty
- 47.20%
- Rear Axle - Empty
- 52.80%
- Front Axle - Loaded
- 33.30%
- Rear Axle - Loaded
- 66.70%
Service Refill Capacities
- Fuel Tank
- 1000 gal (US)
- DEF Tank
- 99 gal (US)
- Cooling System
- 306 gal (US)
- Crankcase
- 84 gal (US)
- Front Wheels - Each
- 16 gal (US)
- Final Drive - Each
- 49 gal (US)
- Differentials
- 311 gal (US)
- Steering Tank
- 67 gal (US)
- Steering System - Including Tank
- 94 gal (US)
- Brake/Hoist Hydraulic Lines
- 219 gal (US)
- Brake Hoist System - Includes Tank
- 441 gal (US)
- Brake/Hoist Tank
- 203 gal (US)
- Torque Converter Sump
- 80 gal (US)
- Torque Converter/Transmission System - Including Sump
- 166 gal (US)
Dimensions
- Inside Body Depth - Maximum
- 11 ft
- Loading Height - Empty
- 23 ft
- Overall Length
- 49.5 ft
- Height - Top of ROPS - Empty
- 21.4 ft
- Overall Body Length
- 48.6 ft
- Rear Axle - Tail
- 12.9 ft
- Dump Clearance
- 6.58 ft
- Inside Body Length
- 32.75 ft
- Engine Guard Clearance - Loaded
- 3.33 ft
- Wheel Base
- 23.58 ft
- Inside Body Width
- 27.91 ft
- Centerline of Rear Dual Tire Width
- 20.41 ft
- Overall Tire Width
- 31.25 ft
- Front Canopy Height - Empty
- 25.33 ft
- Overall Canopy Width
- 29.91 ft
- Loaded Ground Clearance
- 2.58 ft
- Rear Axle - Clearance - Loaded
- 3.08 ft
- Outside Body Width
- 32 ft
- Centerline Front Tire Width
- 21.41 ft
- Overall Height - Body Raised
- 51.5 ft
ROPS
- ROPS Standards
- ROPS (Rollover Protective Structure) for cab offered by Caterpillar meets ISO 3471:2008 ROPS criteria.
- FOPS Standards
- FOPS (Falling Objects Protective Structure) meets ISO 3449:2005 Level II FOPS criteria.
Steering
- Steer Angle
- 40 °
- Steering Standards
- ISO 5010:2007
Dimensions (All dimensions are approximate. Dimensions are with body 507-1580.)
- Height to Top of ROPS - Empty
- 21.41 ft
- Overall Body Length
- 51.13 ft
- Inside Body Length
- 32.75 ft
- Overall Length
- 51.13 ft
- Wheelbase
- 23.61 ft
- Rear Axle to Tail
- 12.94 ft
- Loaded Ground Clearance
- 2.58 ft
- Dump Clearance
- 5.8 ft
- Loading Height - Empty
- 22.25 ft
- Inside Body Depth - Maximum
- 11 ft
- Overall Height - Body Raised
- 50.8 ft
- Centerline Front Tire Width
- 21.44 ft
- Engine Guard Clearance - Loaded
- 3.36 ft
- Outside Body Width
- 34.1 ft
- Overall Canopy Width
- 34.1 ft
- Inside Body Width
- 29.65 ft
- Front Canopy Height - Empty
- 25 ft
- Rear Axle Clearance - Loaded
- 3.11 ft
- Overall Tire Width
- 31.25 ft
- Centerline Rear Dual Tire Width
- 20.45 ft
- Centerline Rear Dual Tire Width
Braking System
- Outside Diameter
- 42 in
Capacity - MSD II - 100% Fill Factor
- Struck
- 188-213 m³ (246-290 yd³)
- Heaped (SAE 2:1)
- 240-267 m³ (314-350 yd³)
- Note
- Consult your local Cat dealer for truck body recommendations.
Transmission
- Forward - 1
- 7 mile/h
- Forward - 2
- 9.5 mile/h
- Forward - 3
- 12.7 mile/h
- Forward - 4
- 17.2 mile/h
- Forward - 5
- 23.1 mile/h
- Forward - 6
- 31.2 mile/h
- Forward - 7
- 42 mile/h
- Reverse
- 7.4 mile/h
- Top Speed - Loaded
- 42 mile/h
Final Drives
- Differential Ratio
- 1.276:1
- Planetary Ratio
- 16.67:1
- Total Reduction Ratio
- 21.26:1
- Note
- Double reduction, planetary with full floating axles.
Tires
- Tires
- 59/80R63 – Michelin or Bridgestone
- Note
- Productive capabilities of the 797F are such that, under certain job conditions, TKPH (TMPH) capabilities of standard tires could be exceeded and, therefore, limit production.
Sound
- Sound Standards (1)
- The operator sound pressure level measured according to work cycle procedures specified in ISO 6394:2008 and 6396:2008 is 76 dB(A) for cab offered by Caterpillar when properly installed and maintained and tested with doors and windows closed.
- 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.