U.S. EPA Tier 4 Final/EU Stage V or
U.S. EPA Tier 1 equivalent
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Bore
5.4 in
6.7 in
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Stroke
6.75 in
8.5 in
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Displacement
927 in³
4766 in³
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Peak Torque - 1,200 rpm - SAE J1995
1778 ft·lbf
8549 lb/ft
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Torque Rise
16%
39%
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Net Power - SAE J1349 - Standard Ambient
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1739 HP
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Net Power - SAE J1349 - High Ambient
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1696 HP
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Note (1)
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The power ratings apply when tested under the reference conditions for the specified standard.
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Note (2)
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The net power advertised is the power available at the flywheel when the engine is equipped with fan, alternator, air cleaner and muffler.
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Note (3)
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The gross power advertised is with the fan at maximum speed.
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Operating Specifications
Operating Weight
116858 lb
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Rated Payload - Quarry Face
12.5 ton (US)
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Bucket Capacity Range
6.4-7.6 m3 (8.3-10 yd3)
17.2-43.6 m3 (22.3-57 yd3)
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Cat Truck Match - High Lift
772/773/775
789/793/794
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Operating Weight - Standard
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543772 lb
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Operating Weight - High Lift
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547675 lb
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Rated Payload - Standard Lift (Low to Moderate Digging Resistance)
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60 ton (US)
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Rated Payload - Standard Lift (Moderate to High Digging Resistance)
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50 ton (US)
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Rated Payload - High Lift (Low to Moderate Digging Resistance)
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55 ton (US)
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Rated Payload - High Lift (Moderate to High Digging Resistance)
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50 ton (US)
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Note
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*Please contact your local dealer to determine if your application is suitable for this increased rated payload.
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Cat Truck Match - Standard
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785/789
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Transmission
Transmission Type
Cat planetary power shift
Cat Planetary Power Shift
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Forward - 1
5 mile/h
4.6 mile/h
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Forward - 2
8 mile/h
8 mile/h
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Reverse - 1
5 mile/h
5 mile/h
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Reverse - 2
8 mile/h
8.8 mile/h
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Direct Drive - Forward 1
Lock-up disabled
Lock-up disables
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Direct Drive - Forward 2
8 mile/h
8.7 mile/h
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Direct Drive - Forward 3
14 mile/h
15.2 mile/h
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Direct Drive - Forward 4
24 mile/h
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Direct Drive - Reverse 1
Lock-up disabled
Lock-up disables
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Direct Drive - Reverse 2
9 mile/h
9.6 mile/h
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Direct Drive - Reverse 3
16 mile/h
16.8 mile/h
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Direct Drive - Reverse 4
25.4 mile/h
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Forward - 3
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13.6 mile/h
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Reverse - 3
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14.9 mile/h
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Note
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Travel speeds based on 58/85-57 tires.
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Hydraulic System - Lift/Tilt
Lift/Tilt System - Circuit
EH - Load Sense
Positive Flow Control
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Lift/Tilt System
2X x 145 cc Variable displacement piston
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Maximum Flow at 2,165 rpm
159 gal/min
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Relief Valve Setting - Lift/Tilt
4598 psi
5004 psi
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Cylinders, Double Acting - Lift, Bore and Stroke
190 mm x 1216 mm (7.5 in x 48 in)
370 × 1713 mm (14.6 × 67.4 in)
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Cylinders, Double Acting - Tilt, Bore and Stroke
170 mm x 722 mm (6.7 in x 28.4 in)
310 × 1086 mm (12.2 × 42.8 in)
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Pilot System
Variable displacement piston
Open Loop and Pressure Reducing
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Tilt Cylinder - Stroke
27 in
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Lift/Tilt System - Pump
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Variable Displacement Piston
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Maximum Flow at 1,700 rpm Engine Speed
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541 gal/min
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Hydraulic Cycle Times
Rack Back
3.8 s
4.9 s
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Raise
7.5 s
12.6 s
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Dump
3 s
3.1 s
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Lower Float Down
4.6 s
4.2 s
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Total Hydraulic Cycle Time - Empty Bucket
18.9 s
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Hydraulic System - Steering
Steering System - Circuit
Pilot, load sensing
Pilot, Load Sensing
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Steering System - Pump
Piston, variable displacement
Piston, Variable Displacement
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Maximum Flow
52 gal (US)
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Relief Valve Setting - Steering
4000 psi
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Total Steering Angle
70°
80 degrees
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Steering Cycle Times - High Idle
3 s
4.3 s
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Steering Cycle Times - Low Idle
5.2 s
7.6 s
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Air Conditioning System
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 1.8 kg of refrigerant which has a CO2 equivalent of 2.574 metric tonnes.
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Axles
Front
Fixed
Fixed
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Rear
Trunnion
Trunnion
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Oscillation Angle
+/-12.5°
9°
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Brakes
Brakes
ISO 3450:2011
ISO 3450:2011
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Operator's Cab
ROPS/FOPS
ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards
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Service Refill Capacities
Fuel Tank
141 gal (US)
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Cooling System
27 gal (US)
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Engine Crankcase
9 gal (US)
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Diesel Exhaust Fluid Tank
5.5 gal (US)
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Transmission
20 gal (US)
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Differential - Final Drives - Front
49 gal (US)
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Differential - Final Drives - Rear
45 gal (US)
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Note
Cat U.S. EPA Tier 4 Final, EU Stage V, and Japan 2014 diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels up to: - 20% biodiesel FAME (fatty a
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Sound Performance - Tier 4 Final/EU Stage V - Standard
Operator Sound Level (ISO 6396)
72 dB(A)
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Machine Sound Level (ISO 6395)
110 dB(A)
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Note (1)
The operator sound pressure level was measured according to the test procedures and conditions specified in ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
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Note (2)
Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
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Note (3)
The machine sound power level was measured according to the test procedures and conditions specified in ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
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Dimensions (Approximate) - High Lift
Ground to Top of ROPS
13.5 ft
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Ground to Top of Exhaust Stacks
13.3 ft
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Ground to Top of Hood
10.7 ft
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Rear Axle - Centerline to Bumper
10.3 ft
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Front Axle Centerline to Bucket Tip
15.7 ft
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Wheel Base
12.5 ft
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Maximum Overall Length
39.5 ft
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Ground to Lower Hitch Clearance
1.5 ft
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Clearance at Maximum Lift
12 ft
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B-Pin Height - Maximum Lift
18.7 ft
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Maximum Overall Height - Bucket Raised
25 ft
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Reach - Maximum Lift
7.7 ft
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Note
Specifications are calculated with 6.9 m3 (9.0 yd3 ) rock bucket equipped with Michelin XLDD1 35/65 R33 tires.
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Buckets
Bucket Capacities
6.4-7.6 m3 (8.3-10 yd3)
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Sustainability
Recyclability
96%
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Complete System Fill
Fuel Tank - Standard
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856 gal (US)
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Fuel Tank - With 24 hr Attachment
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1414 gal (US)
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Cooling System
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138 gal (US)
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Engine Crankcase
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76 gal (US)
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Transmission
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110 gal (US)
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Differential - Final Drives - Front
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220 gal (US)
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Differential - Final Drives - Rear
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200 gal (US)
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Hydraulic Tank - Implement and Hydraulic Fan
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270 gal (US)
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Hydraulic Tank - Steering and Braking
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100 gal (US)
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Oil Renewal System (ORS)*
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20 gal (US)
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Note
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*Not available on Tier 4 Final/Stage V machines. Not available in all regions.
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Cooling System
Ambient Capability Hydraulically Driven Demand Fan - Standard
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109.4 °F
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Ambient Capability Hydraulically Driven Demand Fan - High (Tier 1 equivalent)
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131 °F
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Ambient Capability Hydraulically Driven Demand Fan - High (Tier 4 Final)
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127.4 °F
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Sound Performance - Standard
Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent
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74 dB(A)
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Machine Sound Level (ISO 6395:2008)
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119 dB(A)
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Note
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The declared sound levels listed above include the addition of both measurement uncertainty and uncertainty due to production variation. Typical measurement uncertainty for this type of machine is 2 dBA in accordance with "ISO 4871". The measurement was c
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Sound Performance - Suppression
Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent
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73 dB(A)
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Machine Sound Level (ISO 6395:2008)
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117 dB(A)
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Note
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The declared sound levels listed above include the addition of both measurement uncertainty and uncertainty due to production variation. Typical measurement uncertainty for this type of machine is 2 dBA in accordance with "ISO 4871". The measurement was c
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Dimensions - Standard Lift - Approximate
B-Pin Height - Maximum Lift
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28.8 ft
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Clearance at Maximum Lift
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19.8 ft
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Dump Angle at Maximum Lift
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–50.0 degrees
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Front Axle Centerline to Bucket Tip
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21.9 ft
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Ground to Bumper Clearance
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4.4 ft
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Ground to Center of Axles
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6 ft
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Ground to Lower Hitch Clearance
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2.9 ft
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Ground to Top of Exhaust Stacks
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23.2 ft
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Ground to Top of Hood
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18.6 ft
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Ground to Top of ROPS
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23.4 ft
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Maximum Overall Height - Bucket Raised
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39.3 ft
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Maximum Overall Length
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64.6 ft
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Note
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Assumes loaded 58/85-57 tires, tires at a static loaded radius of 1830 mm (6 ft), 596-5330 26 m3 (34 yd3) bucket, 431-0064 HD tips.
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Rack Angle at Maximum Lift
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59.5 degrees
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Rack Back Angle - Carry
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47.7 degrees
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Rack Back Angle - Ground Level
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39.7 degrees
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Reach - Maximum Lift
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9.6 ft
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Rear Axle - Centerline to Bumper
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20.4 ft
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Tread Width
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14.1 ft
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Wheel Base
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22.3 ft
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Width - Over Tires - With Bulge
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18.8 ft
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Dimensions - High Lift - Approximate
B-Pin Height - Maximum Lift
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31.6 ft
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Clearance at Maximum Lift
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22.6 ft
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Dump Angle at Maximum Lift
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–50.0 degrees
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Front Axle Centerline to Bucket Tip
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24.2 ft
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Ground to Bumper Clearance
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4.4 ft
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Ground to Center of Axles
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6 ft
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Ground to Lower Hitch Clearance
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2.9 ft
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Ground to Top of Exhaust Stacks
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23.2 ft
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Ground to Top of Hood
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18.6 ft
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Ground to Top of ROPS
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23.4 ft
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Maximum Overall Height - Bucket Raised
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42.1 ft
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Maximum Overall Length
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66.9 ft
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Note
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Assumes loaded 58/85-57 tires, tires at a static loaded radius of 1830 mm (6 ft), 596-5330 26 m3 (34 yd3) bucket, 431-0064 HD tips.
