Cat Wheel Loaders:

994K Wheel Loader

Net Power
1739 hp
Operating Weight
529149 lb
Bucket Capacities
19.1-24.5 m3 (25-32 yd3)
Engine Model
Cat® 3516E

Cat Large Wheel Loaders are designed with durability built in, ensuring maximum availability through multiple life cycles. With optimized performance and simplified serviceability, our machines allow you to move more material efficiently and safely at a lower cost per ton.
Introduced in 1990, the 994 has become the top customer choice in its size class for over 25 years. Focused on helping our customers succeed, we have continued to build upon each new series’ legacy of reliability, safety, operator comfort, serviceability and sustainability.
All images included in this Specalog show a U.S. EPA Tier 1/EU Stage I Equivalent configuration. It’s important to note that the Tier 4 Final/EU Stage V Equivalent will have some physical differences, including the presence of a DEF tank.



Product Specs

  • Engine

  • Net Power
    1739hp
    Engine Model
    Cat® 3516E
    Emissions
    U.S. EPA Tier 1/EU Stage I Equivalent
    Bore
    6.7in
    Stroke
    8.5in
    Displacement
    4766in3
    Torque Rise
    39%
    Rated Speed
    1,600 rpm
    Gross Power – ISO 14396
    1847hp
    Gross Power – SAE J1995
    1870hp
    Note (1)
    The power ratings apply when tested under the reference conditions for the specified standard.
    Net Power - SAE J1349 - High Ambient
    1696HP
    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.
    Peak Torque - 1,200 rpm - SAE J1995
    8549lb/ft
    Net Power
    1739HP
    Engine Model
    Cat® 3516E
    Bore
    6.7in
    Stroke
    8.5in
    Displacement
    4766in³
    Rated Speed
    1,600 rpm
    Emissions
    U.S. EPA Tier 4 Final/EU Stage IV* or U.S. EPA Tier 1/EU Stage I Equivalent
    Gross Power - ISO 14396
    1847HP
    Gross Power - SAE J1995
    1870HP
    Torque Rise
    39%
    Net Power - SAE J1349 - Standard Ambient
    1739HP
  • Operating Specifications

  • Operating Weight
    529149lb
    Rated Payload - Standard
    45t
    Rated Payload - High Lift
    42t
    Bucket Capacity Range
    19.1-24.5 m3 (25-32 yd3)
    Bucket Capacity Range - Iron Ore
    22.3yd³
    Bucket Capacity Range - Rock
    19.1-24.5 m3 (25-32 yd3)
    Bucket Capacity Range - Coal
    32.1-43.6 m3 (42-57 yd3)
    Operating Weight
    534852lb
  • Buckets

  • Bucket Capacities
    19.1-24.5 m3 (25-32 yd3)
    Bucket Capacities
    19.1-24.5 m3 (25-32 yd3)
  • Transmission

  • Transmission Type
    Cat Planetary Power Shift
    Forward 1
    4.6mph
    Forward 2
    8.0mph
    Forward 3
    13.6mph
    Reverse 1
    5.0mph
    Reverse 2
    8.8mph
    Reverse 3
    14.9mph
    Direct Drive – Forward 2
    8.7mph
    Direct Drive – Reverse 2
    9.6mph
    Note
    Travel speeds based on 58/85-57 tires.
    Direct Drive - Forward 1
    Lock-up disables
    Direct Drive - Forward 3
    15.2mile/h
    Direct Drive - Reverse 1
    Lock-up disables
    Direct Drive - Reverse 3
    16.8mile/h
    Note
    Travel speeds based on 58/85-57 tires.
    Transmission Type
    Cat Planetary Power Shift
    Forward - 1
    4.6mile/h
    Forward - 2
    8mile/h
    Forward - 3
    13.6mile/h
    Reverse - 1
    5mile/h
    Reverse - 2
    8.8mile/h
    Reverse - 3
    14.9mile/h
    Direct Drive - Forward 2
    8.7mile/h
    Direct Drive - Reverse 2
    9.6mile/h
  • Axles

  • Front
    Fixed
    Rear
    Trunnion
    Oscillation Angle
    Front
    Fixed
    Rear
    Trunnion
    Oscillation Angle
  • Hydraulic System – Steering

  • Steering System – Circuit
    Pilot, Load Sensing
    Steering System – Pump
    Piston, Variable Displacement
    Total Steering Angle
    70°
  • Hydraulic Cycle Time

  • Raise
    12.6seconds
    Dump
    3.1seconds
  • Brakes

  • Brakes
    ISO 3450:2011
    Brakes
    ISO 3450:2011
  • Hydraulic System – Lift/Tilt

  • Maximum Flow at 1,700 rpm Engine Speed
    21gal/min
    Relief Valve Setting
    500psi
  • Sound Performance - Standard

  • Note
    *EU Stage V ready.
    Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent
    72dB(A)
    Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV*
    72dB(A)
    Machine Sound Level (ISO 6395:2008)
    119dB(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
  • Sound Performance - Suppression

  • Machine Sound Level (ISO 6395:2008)
    117dB(A)
    Note
    *EU Stage V ready.
    Operator Sound Level (ISO 6396:2008) - Tier 1/EU Stage I Equivalent
    71dB(A)
    Operator Sound Level (ISO 6396:2008) - Tier 4 Final/EU Stage IV*
    71dB(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
  • Hydraulic Cycle Times

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

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

  • Fuel Tank - Standard
    910gal (US)
    Fuel Tank - With 24 hr Attachment
    1500gal (US)
    Cooling System
    138gal (US)
    Engine Crankcase
    76gal (US)
    Transmission
    110gal (US)
    Differential - Final Drives - Front
    220gal (US)
    Differential - Final Drives - Rear
    200gal (US)
    Hydraulic Tank - Implement and Hydraulic Fan
    270gal (US)
    Hydraulic Tank - Steering and Braking
    100gal (US)
    Oil Renewal System (ORS)*
    20gal (US)
    Diesel Exhaust Fluid (DEF) (Tier 4 Final/Stage IV)
    137gal (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
    541gal/min
    Relief Valve Setting - Lift/Tilt
    4587psi
    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
  • Dimensions - Standard Lift - Approximate

  • Ground to Top of ROPS
    23.4ft
    Ground to Top of Exhaust Stacks
    23.2ft
    Ground to Top of Hood
    18.6ft
    Ground to Bumper Clearance
    4.4ft
    Rear Axle - Centerline to Bumper
    20.4ft
    Front Axle Centerline to Bucket Tip
    21.3ft
    Wheel Base
    22.3ft
    Maximum Overall Length
    64ft
    Ground to Lower Hitch Clearance
    2.9ft
    Ground to Center of Axles
    6ft
    Clearance at Maximum Lift
    20.2ft
    Rack Back Angle - Ground Level
    39.7 degrees
    Rack Back Angle - Carry
    47.7 degrees
    B-Pin Height - Maximum Lift
    28.8ft
    Maximum Overall Height - Bucket Raised
    38.6ft
    Rack Angle at Maximum Lift
    59.5 degrees
    Dump Angle at Maximum Lift
    –50.0 degrees
    Reach - Maximum Lift
    9.3ft
    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.
    Tread Width
    14.1ft
    Width - Over Tires - With Bulge
    18.8ft
  • Dimensions - High Lift - Approximate

  • Ground to Top of ROPS
    23.4ft
    Ground to Top of Exhaust Stacks
    23.2ft
    Ground to Top of Hood
    18.6ft
    Ground to Bumper Clearance
    4.4ft
    Rear Axle - Centerline to Bumper
    20.4ft
    Front Axle Centerline to Bucket Tip
    23.3ft
    Wheel Base
    22.3ft
    Maximum Overall Length
    66ft
    Ground to Lower Hitch Clearance
    2.9ft
    Ground to Center of Axles
    6ft
    Clearance at Maximum Lift
    23.3ft
    Rack Back Angle - Ground Level
    45.0 degrees
    Rack Back Angle - Carry
    53.7 degrees
    B-Pin Height - Maximum Lift
    31.7ft
    Maximum Overall Height - Bucket Raised
    41.2ft
    Rack Angle at Maximum Lift
    59.4 degrees
    Dump Angle at Maximum Lift
    –50.0 degrees
    Reach - Maximum Lift
    8.8ft
    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.
    Tread Width
    14.1ft
    Width - Over Tires - With Bulge
    18.8ft
  • Cooling System

  • Ambient Capability Hydraulically Driven Demand Fan - Standard
    109.4°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

Equipment

  • Electrical
    • Back-up alarm
    • Alternator (225 amp)
    • Dry batteries
    • 10/15 amp, 24V to 12V converter
    • Disconnect switch in 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
    • Combined VIMS download and Cat Electronic Technician service port in bumper
    • 24V starting and charging system
    • Electric starters
  • Operator Environment
    • Air conditioner
    • Cab pressure indicator
    • Cab is sound suppressed and pressurized with separate external rollover protective structure (ROPS/FOPS) radio ready for entertainment, includes antenna, speakers and converter (12-volt 5-amp) and power port
    • Cat Vision (rear vision camera system)
    • Coat hook
    • Lift and tilt function controls
    • Graphical touchscreen information display, conveys real time operating information and payload measurement
    • Heater, defroster, auto temperature controls
    • Electric (field and shop) horns
    • 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
    • Rearview mirrors (externally mounted)
    • Retractable seat belt, 76 mm (3 in) wide
    • Cat Comfort (cloth), air suspension, six-way adjustable seat
    • Trainer seat with lap belt, 76 mm (3 in) wide
    • STIC system
    • Sun screen, pull down (front and rear)
    • Tinted glass
    • VIMS with Information Display: external data port, Cycle Timer, integrated Cat Production Measurement
    • Intermittent wet arm wipers/washers (front and rear)
    • Service center
      – Keypad, messenger, ET, VIMS, stairway lamp
  • Power Train
    • Oil cooled, multi-disc, service/secondary brakes
    • Case drain filters
    • Electro-hydraulic parking brake
    • Engine, 3516E High Displacement (HD) Mechanical Electronic Unit Injector (MEUI-A) Air-to-Air After Cooling (ATAAC) diesel, turbocharged/aftercooled
    • Engine prelube
    • Fuel priming pump (electric)
    • Ground level engine shutoff
    • Engine air intake (above hood) precleaner
    • Radiator, Aluminum Modular Radiator (AMR)
    • Automatic, ether starting aid
    • Electronic throttle lock
    • Impeller Clutch Torque Converter (ICTC) with Lock-Up Clutch (LUC) and rimpull control system
    • Planetary powershift, 3F/3R electronic control transmission
  • Other
    • Automatic bucket lift/tilt kickout/positioner
    • Automatic lubrication system
    • Cat O-ring face seal couplings
    • Lockable service access doors
    • Ecology drains
    • Economy Mode
    • High speed engine oil change system
    • Front frame access with steps
    • Front walkway around cab
    • Ground level fast fill fuel system
    • Transmission guard
    • Drawbar hitch with pin
    • Cat XT hoses
    • Implement, steering and brake filtration/screening system
    • Left side service center
    • Oil sampling valves
    • Premixed 50% concentration of extended life coolant with freeze protection to –34° C (–29° F)
    • Pump bay access ladders with T-handle and platform
    • Rear access to cab and service platform
    • Load sensing steering
    • Supplemental steering system
    • Tie-offs on ROPS and radiator guards
    • Toe kicks
    • Vandalism protection caplocks
    • Cooling cleanout service package
    • Venturi stacks
  • Power Train
    • Oil Renewal System (ORS) (Not available on Tier 4 Final machines. Not available in all regions.)
  • Electrical
    • Service lights
  • Operator Environment
    • AM/FM/CD/MP3 radio
    • AM/FM/CD/MP3 radio with Bluetooth® and satellite ready
  • Machine Control And Guidance
    • Cat Terrain ready
  • Spare Rims
    • 1118 mm (44") spare rim
    • 1194 mm (47") spare rim
  • Miscellaneous Attachments
    • Wheel chocks

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