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994K Wheel Loader

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Product Specs

Engine

Net Power
1739 hp
Engine Model
Cat® 3516E
Bore
6.7 in
Stroke
8.5 in
Displacement
4766 in³
Rated Speed
1,600 rpm
Gross Power - ISO 14396
1847 hp
Emissions
U.S. EPA Tier 4 Final/EU Stage IV* or U.S. EPA Tier 1/EU Stage I Equivalent
Gross Power - SAE J1995
1870 hp
Torque Rise
39%
Note (1)
The power ratings apply when tested under the reference conditions for the specified standard.
Note (2)
The net power advertised is the power available at the flywheel when the engine is equipped with fan, alternator, air cleaner, and muffler.
Note (3)
The gross power advertised is with the fan at maximum speed.
Note (4)
*Tier 4 Final/EU Stage IV configuration is ready to meet Stage V emission requirements once in effect.
Net Power - SAE J1349 - Standard Ambient
1739 hp
Net Power - SAE J1349 - High Ambient
1696 hp
Peak Torque - 1,200 rpm - SAE J1995
8549 lb/ft

Operating Specifications

Operating Weight
534852 lb
Bucket Capacity Range
17.2 - 43.6 m³ (22.3 - 57 yd³)
Rated Payload - Standard Lift (Moderate to High Digging Resistance)
45 ton (US)
Rated Payload - Standard Lift (Low to Moderate Digging Resistance)
60 ton (US)
Rated Payload - High Lift (Moderate to High Digging Resistance)
42 ton (US)
Rated Payload - High Lift (Low to Moderate Digging Resistance)
55 ton (US)
Bucket Capacity Range - Iron Ore
17.2 - 21.4 m³ (22.3 - 28 yd³)
Bucket Capacity Range - Rock
19.1 - 29.1 m³ (25 - 38 yd³)
Bucket Capacity Range - Coal
32.1 - 43.6 m³ (42 - 57 yd³)
Note
*In Low to Moderate Digging Resistance: please contact your local dealer to determine if your application is suitable for this increased rated payload

Buckets

Bucket Capacities
19.1-43.6 m3 (25-57 yd3)

Transmission

Transmission Type
Cat Planetary Power Shift
Forward - 1
4.6 mile/h
Forward - 2
8 mile/h
Forward - 3
13.6 mile/h
Reverse - 1
5 mile/h
Reverse - 2
8.8 mile/h
Reverse - 3
14.9 mile/h
Direct Drive - Forward 2
8.7 mile/h
Direct Drive - Reverse 2
9.6 mile/h
Note
Travel speeds based on 58/85-57 tires.
Direct Drive - Forward 1
Lock-up disables
Direct Drive - Forward 3
15.2 mile/h
Direct Drive - Reverse 1
Lock-up disables
Direct Drive - Reverse 3
16.8 mile/h

Axles

Front
Fixed
Rear
Trunnion
Oscillation Angle
9°

Hydraulic Cycle Times

Raise
12.6 s
Dump
3.1 s
Rack Back
4.9 s
Lower Float Down
4.2 s
Total Hydraulic Cycle Time - Empty Bucket
23.5 s

Hydraulic System - Steering

Maximum Flow at 1,700 rpm Engine Speed
259 gal/min
Relief Valve Setting - Steering
4496 psi
Steering Cycle Times - Low Idle
7.6 s
Steering Cycle Times - High Idle
4.3 s
Steering System - Circuit
Pilot, Load Sensing
Steering System - Pump
Piston, Variable Displacement
Total Steering Angle
80 degrees

Complete System Fill

Fuel Tank - Standard
910 gal (US)
Fuel Tank - With 24 hr Attachment
1500 gal (US)
Cooling System
138 gal (US)
Engine Crankcase
76 gal (US)
Transmission
110 gal (US)
Differential - Final Drives - Front
220 gal (US)
Differential - Final Drives - Rear
200 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan
270 gal (US)
Hydraulic Tank - Steering and Braking
100 gal (US)
Oil Renewal System (ORS)*
20 gal (US)
Diesel Exhaust Fluid (DEF) (Tier 4 Final/Stage IV)
137 gal (US)
Note
*Not available on Tier 4 Final machines. Not available in all regions.

Hydraulic System - Lift/Tilt

Lift/Tilt System - Circuit
Positive Flow Control
Lift/Tilt System - Pump
Variable Displacement Piston
Maximum Flow at 1,700 rpm Engine Speed
541 gal/min
Relief Valve Setting - Lift/Tilt
4587 psi
Cylinders, Double Acting - Lift, Bore and Stroke
370 × 1713 mm (14.6 × 67.4 in)
Cylinders, Double Acting - Tilt, Bore and Stroke
310 × 1086 mm (12.2 × 42.8 in)
Pilot System
Open Loop and Pressure Reducing

Sound Performance - Standard

Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent
72 dB(A)
Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV*
72 dB(A)
Machine Sound Level (ISO 6395:2008)
119 dB(A)
Sound Performance
The measurement was conducted at 70 percent of the maximum engine cooling fan speed. 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
Note
*EU Stage V ready.

Dimensions - Standard Lift - Approximate

Ground to Top of ROPS
23.4 ft
Ground to Top of Exhaust Stacks
23.2 ft
Ground to Top of Hood
18.6 ft
Ground to Bumper Clearance
4.4 ft
Rear Axle - Centerline to Bumper
20.4 ft
Front Axle Centerline to Bucket Tip
21.3 ft
Wheel Base
22.3 ft
Maximum Overall Length
64 ft
Ground to Lower Hitch Clearance
2.9 ft
Ground to Center of Axles
6 ft
Clearance at Maximum Lift
20.2 ft
Rack Back Angle - Ground Level
39.7 degrees
Rack Back Angle - Carry
47.7 degrees
B-Pin Height - Maximum Lift
28.8 ft
Maximum Overall Height - Bucket Raised
38.6 ft
Rack Angle at Maximum Lift
59.5 degrees
Dump Angle at Maximum Lift
–50.0 degrees
Reach - Maximum Lift
9.3 ft
Tread Width
14.1 ft
Width - Over Tires - With Bulge
18.8 ft
Note
Assumes 22.9 m3 (30 yd3) bucket for standard lift, and 21.4 m3 (28 yd3) bucket for high lift, fitted with Cat Advansys™ heavy duty tips. Assumes tire size 58/85-57.

Dimensions - High Lift - Approximate

Ground to Top of ROPS
23.4 ft
Ground to Top of Exhaust Stacks
23.2 ft
Ground to Top of Hood
18.6 ft
Ground to Bumper Clearance
4.4 ft
Rear Axle - Centerline to Bumper
20.4 ft
Front Axle Centerline to Bucket Tip
23.3 ft
Wheel Base
22.3 ft
Maximum Overall Length
66 ft
Ground to Lower Hitch Clearance
2.9 ft
Ground to Center of Axles
6 ft
Clearance at Maximum Lift
23.3 ft
Rack Back Angle - Ground Level
45.0 degrees
Rack Back Angle - Carry
53.7 degrees
B-Pin Height - Maximum Lift
31.7 ft
Maximum Overall Height - Bucket Raised
41.2 ft
Rack Angle at Maximum Lift
59.4 degrees
Dump Angle at Maximum Lift
–50.0 degrees
Reach - Maximum Lift
8.8 ft
Tread Width
14.1 ft
Width - Over Tires - With Bulge
18.8 ft
Note
Assumes 22.9 m3 (30 yd3) bucket for standard lift, and 21.4 m3 (28 yd3) bucket for high lift, fitted with Cat Advansys™ heavy duty tips. Assumes tire size 58/85-57.

Cooling System

Ambient Capability Hydraulically Driven Demand Fan - Standard
40.8 °F
Ambient Capability Hydraulically Driven Demand Fan - High (Tier 4 Final)
127.4 °F
Ambient Capability Hydraulically Driven Demand Fan - High (Tier 1 equivalent)
131 °F

Sound Performance - Suppression

Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent
71 dB(A)
Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV*
71 dB(A)
Machine Sound Level (ISO 6395:2008)
117 dB(A)
Sound Performance
The measurement was conducted at 70 percent of the maximum engine cooling fan speed. 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
Note
*EU Stage V ready.

Brakes

Brakes
ISO 3450:2011

Standard Equipment

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Power Train
    • Engine, 3516E High Displacement (HD) Mechanical Electronic Unit Injector (MEUI™-A), Air-to-Air Aftercooling (ATAAC) diesel, turbocharged/aftercooled
    • Engine prelube
    • Fuel priming pump (electric)
    • Ground-level engine shutoff
    • Engine air intake (above hood) precleaner
    • Aluminum Modular Radiator (AMR)
    • Automatic, ether starting aid
    • Electronic throttle lock
    • Impeller Clutch Torque Converter (ICTC) with Lock-Up Clutch and rimpull control system
    • Rimpull control system
    • Planetary powershift, 3F/3R electronic control transmission
    • Delayed engine shutdown
    • Oil-cooled, multi-disc, service brakes
    • Electro-hydraulic parking brake
  • Linkage
    • Standard lift (40.8 tonnes/45 tons face, 54.4 tonnes/60 tons loose)
  • Electrical
    • Alternator
    • Dry batteries
    • 10/15 amp, 24V to 12V converter
    • Disconnect switch to bumper
    • LED warning lights (pattern selectable)
    • LED lighting system (working lights, access and service platform lights, turn signals/hazard lights)
    • Emergency jump-start receptacle
    • Starter and transmission lockout in bumper
    • 24V starting and charging system
    • Electric starters
    • 24V starting and charging system
    • Electric starters
  • Operator Environment
    • Bonded glass, tinted
    • Premium seat with heated and actively cooled leather, adjustable lumbar support, air adjustable bolsters on the seat and backrest, seat cushion tilt adjustment, and adjustable length seat cushion
    • Dual lever lift and tilt function controls
    • Implement kickouts
    • Air conditioner
    • Cab pressure indicator
    • Graphical touchscreen information display conveys real-time operating information and payload measurement
    • Heater, defroster, auto temperature controls
    • Gauge instrumentation
      – DEF Level, if equipped
      – Coolant temperature
      – Hydraulic oil temperature
      – Fuel level
      – Power train oil temperature
      – Engine speed (tachometer)
      – Transmission gear
      – Ground speed
      – Engine hour meter
    • Warning/indicator instrumentation
      – Low DEF Level, if equipped
      – Three category action alert system
      – Brake malfunction
      – Bucket float status
      – Delayed engine shutdown status
      – Engine idle shutdown status
      – Engine malfunction
      – Fuel economy mode enable status
      – Hydraulic lockout
      – Lockup clutch enable status
      – Low fuel level
      – Parking brake status
      – Quick shift enable status
      – Rimpull control enable status
      – Seat belt warning
      – Secondary steering
      – Throttle lock status
      – Transmission gear
      – Turn signal
    • Keypad control with indicator lights
      – Fuel economy mode
      – Implement kickouts
      – Lockup clutch
      – Manual lube
      – Quickshift enable
      – Rimpull control system
      – Side rearview mirror heater
      – Throttle lock
      – Turn signals
      – Dash backlight control
      – Hazard lights
    • Dome light in cab
    • Lunchbox and beverage holders
    • Steering and Transmission Integrated Control (STIC™) system
    • Sun screen, pull down (front and rear)
    • Vital Information Management System (VIMS™) with Information Display: external data port, Cycle Timer, integrated Cat Production Measurement (CPM)
    • Keypad, messenger, ET, VIMS
    • Coat hook
  • Safety
    • Electric (field and shop) horns
    • Ground-access ladders
    • Rear-vision camera
    • Front frame access with steps
    • Front walkway around cab
    • Pump bay access ladders with T-handle and platform
    • Tie-offs on ROPS and radiator guards
    • Steering frame lock
    • Stairways on both sides of the machine
    • LED stairway and access lights
    • Toe kicks
    • Retractable seatbelt, 76 mm (3 in) wide
    • Trainer seat with lap belt, 76 mm (3 in) wide
    • Back-up alarm
    • Secondary steering
  • Machine Control And Guidance
    • CPM Payload Weighing System
  • Fuel Tank
    • 12 hour (3440 L/910 gal)
  • Cooling
    • Standard ambient package (recommended for site conditions that do not exceed 43° C [110° F])
  • Service
    • Ground-level service center including:
      – Service center light
      – Implement and cooling fan oil level indicator
      – Steering and brake oil level indicator
      – Window washer solvent level indicator
      – Transmission oil level indicator
      – DEF level indicator (if equipped)
      – Fuel level indicator
      – Engine oil level indicator
      – Engine coolant level indicator
      – Automatic lubrication system grease tank level indicator
      – DEF purge indicator lamp
      – Starter lockout and LED
      – Heavy-duty battery disconnect switch
      – Stairway light switch
      – Service lighting switch (if equipped)
      – Fuel shutoff engine shutdown switch
      – Engine oil fast-fill port
      – Transmission oil fast-fill port
      – Steering and brake hydraulic oil fast-fill port
      – Steering and brake hydraulic oil drain port
      – Oil renewal system fast-fill port
      – Engine coolant fast-fill port
      – DEF fill port (HRC only)
      – Implement and cooling fan hydraulic oil fast-fill port
      – Implement and cooling hydraulic oil drain port
      – Automatic lubrication system grease tank fill port
      – 24V jump-start receptacle
      – 240V jacket water and engine oil heater plug (if equipped)
      – 12V power port
      – VIMS key switch
      – 14-pin machine data port
      – VIMS Messenger display
    • In-tank mounted cartridge-type case drain filters with in-line magnetic plugs on implement, cooling fan, brake and steering pumps
    • High-pressure screens on the output side of implement, cooling fan, brake and steering pumps
    • Pump efficiency monitoring
    • Automatic lubrication system greases the linkage, hitch, steering and axle trunnion bearings
    • Electronic pressure control of the automatic lubrication system eliminates pressure adjustment and monitors grease thickness for temperature compatibility
    • Rock guards on linkage grease lines
    • Cat O-ring face seal couplings
    • Lockable service access doors
    • Ecology drains for engine, radiator, hydraulic tank, steering and brake tank, brake cooling tank and axles
    • High-speed engine oil change system
    • Ground-level fast-fill fuel system
    • Transmission guard
    • Drawbar hitch with pin
    • Cat XT™ hoses
    • Left-side service center
    • Oil sampling valves
  • Efficiency
    • Economy Mode
    • Variable displacement implement pumps
    • Variable displacement load sensing steering
    • Variable displacement cooling fan pump
    • Torque converter lock-up clutch

Attachments

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • Spare Rims
    • 1118 mm (44") 152 mm (44 _ 57) (6") flange
    • 1194 mm (47") 152 mm (44 _ 57) (6") flange
    • 1194 mm (47") 127 mm (47 _ 57) (5") flange
  • Sound
    • Sound-suppression package
  • Rims And Tires
    • Rims – 1118 mm (44") (44 _ 57) 152 mm (6") flange. For use with 53.5/85-5776PR L5 tires
    • Tires – 53.5/85-57 FS 76PR L5 (require 44" rims)
    • Rims – 1194 mm (47") (47 _ 57) 127 mm (5") flange. For use with 60/80 R57L5R XMine D2 SR tires
    • Tires – 58/85-57 84PR L4 (require 47" rims)
    • Rims – 1194 mm (47") (47 _ 57) 152 mm (6") flange. For use with 58/85-5784PR L4 tires
  • Electrical
    • Service lights
  • Power Train
    • Oil Renewal System (ORS) (Not available on Tier 4 Final machines. Not available in all regions.)
  • Linkage
    • High lift (38.1 tonnes/42 tons face, 49.9 tonnes/55 tons loose)
  • Operator Environment
    • Rubber-mounted, high-impact resistant solar control glass (Complies with AS/NZS 2080)
    • Joystick lift and tilt function controls
    • AM/FM/AUX radio
    • AM/FM/AUX/USB/BT/CD/SAT radio
  • Safety
    • Powered ground-access stairs
    • Cat Detect (Rear Object Detection)
    • Wheel chocks
  • Cold Weather
    • Cold-weather cooling fan bypass (recommended for temperatures below –29° C [–20° F])
    • Heavy-duty starter (provides an additional electric starter motor and two additional batteries for a total of three starter motors and six batteries) (recommended for temperatures below 0� C [32� F])
    • 240V engine oil and coolant heating elements (recommended in conditions from –18° C to –30° C [0° F to –22° F])
    • Fuel heater (heated by recirculation using engine heat and a heat exchanger) (recommended in conditions from –18° C to –30° C [0° F to –22° F])
    • Heated mirrors (recommended for below-freezing temperatures)
  • Machine Control And Guidance
    • Cat Terrain ready
  • Fuel Tank
    • 24 hour (5700 L/1,506 gal)
  • Cooling
    • High ambient package (recommended for site conditions that do not exceed 53° C [127° F])

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