Cat Wheel Loaders:

990K Wheel Loader Steel Mill Arrangement

Net Power
699 hp
Operating Weight
204693 lb
Bucket Capacities
8.6-9.2 m3 (11.2-12.0 yd3)
Engine Model
Cat® C27 ACERT™

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. The Cat 990 Wheel Loader has been a proven performer in steel mill applications where larger machines have typically been used. The 990K Steel Mill Arrangement brings all new levels of performance, safety, operator comfort and efficiency in pit digging and skull handling applications.



Benefits & Features

Product Specs

  • Engine

  • Net Power
    699hp
    Engine Model
    Cat® C27 ACERT™
    Net Power – SAE J1349
    699hp
    Bore
    5.4in
    Stroke
    6.0in
    Displacement
    1649.5in3
    Torque Rise
    18%
    Rated Speed
    1800rpm
    Emissions
    U.S. EPA Tier 4 Final/Tier 2 Equivalent
    Gross (ISO 14396)
    752hp
    Rated Speed: Gross (ISO 14396)
    752hp
    Rated Speed: Gross (SAE J1995)
    766hp
    Rated Speed: Net Power – SAE J1349 (Standard Ambient)
    699hp
    Rated Speed: Net Power – SAE J1349 (High Ambient)
    648hp
    Peak Torque @ 1,200 rpm
    2624lbf-ft
  • Operating Specifications

  • Operating Weight
    204693lb
    Rated Payload
    17.5tons
    Rated Payload – Standard
    17.5tons
    Bucket Capacity Range
    8.6 m3-9.2 m3 (11.25 yd3-12.0 yd3)
    Cat Truck Match – Standard
    773-775
  • Buckets

  • Bucket Capacities
    8.6-9.2 m3 (11.2-12.0 yd3)
  • Transmission

  • Transmission Type
    Cat planetary power shift
    Forward 1
    4.5mph
    Forward 2
    8.3mph
    Forward 3
    14.2mph
    Reverse 1
    4.9mph
    Reverse 2
    9.1mph
    Reverse 3
    15.5mph
    Direct Drive Forward 1
    Lock-up disabled
    Direct Drive Forward 2
    8.5mph
    Direct Drive Forward 3
    15.2mph
    Direct Drive Reverse 1
    5.4mph
    Direct Drive Reverse 2
    9.6mph
    Direct Drive Reverse 3
    16.4mph
    Note
    Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
  • Axles

  • Front
    Fixed
    Rear
    Trunnion
    Oscillation Angle
    8.5°
  • Hydraulic System – Steering

  • Steering System – Circuit
    Pilot, load sensing
    Steering System – Pump
    Piston, variable displacement
    Relief Valve Setting – Steering
    4641psi
    Maximum Flow @ 1,400 rpm
    94.5gal/min
    Total Steering Angle
    70°
  • Service Refill Capacities

  • Fuel Tank
    294.3gal
    Cooling System
    54.9gal
    Engine Crankcase
    20.0gal
    Transmission
    29.1gal
    Differentials and Final Drives – Front
    71.6gal
    Differentials and Final Drives – Rear
    68.9gal
    Hydraulic System Factory Fill
    210.0gal
    Hydraulic Tank (Implement and Hydraulic Fan)
    68.9gal
    Hydraulic Tank (Steering and Braking)
    34.9gal
  • Sound Performance – Standard

  • Operator Sound Level (ISO 6396:2008)
    69dB(A)
    Machine Sound Level (ISO 6395:2008)
    115dB(A)
  • Hydraulic System – Lift/Tilt

  • Cylinders, Double Acting: Lift, Bore and Stroke
    254 mm × 1264 mm (10.0 in × 49.8 in)
    Cylinders, Double Acting: Tilt, Bore and Stroke
    317.5 mm × 819 mm (12.5 in × 32.2 in)
    Lift/Tilt System
    Variable displacement piston
    Maximum Flow at 1,800 rpm
    22.2gal/min
    Maximum Flow at 1,800 rpm
    216gal/min
    Pilot System
    Open loop and pressure reducing
    Relief Valve Setting – Lift/Tilt
    4786psi
    Lift/Tilt System – Circuit
    Positive flow control
    Relief Valve Setting
    507psi
  • Hydraulic Cycle Time

  • Rack Back
    4.8Seconds
    Raise
    9.4Seconds
    Dump
    2.9Seconds
    Lower
    3.7Seconds
    Lower Float Down
    3.6Seconds
    Total Hydraulic Cycle Time (empty bucket)
    15.9Seconds
  • Sound Performance – Suppression

  • Operator Sound Level (ISO 6396:2008)
    69dB(A)
    Machine Sound Level (ISO 6395:2008)
    113dB(A)
  • Brakes

  • Brakes
    SAE J1473 OCT90, ISO 3450:1992
  • Dimensions – Standard Lift (Approximate)

  • Ground to Top of ROPS
    17.2ft
    Ground to Top of Exhaust Stacks
    16.6ft
    Ground to Top of Hood
    12.7ft
    Ground to Bumper Clearance
    3.5ft
    Rear Axle Centerline to Bumper
    12.5ft
    Front Axle Centerline to Bucket Tip
    14.2ft
    Wheelbase
    15.1ft
    Maximum Overall Length
    41.8ft
    Ground to Lower Hitch Clearance
    2.0ft
    Ground to Center of Front Axle
    3.9ft
    Clearance at Maximum Lift
    13.4ft
    Rack Back Angle at Ground Level
    40.4 degrees
    Rack Back Angle at Carry
    48.8 degrees
    B-Pin Height at Maximum Lift
    19.2ft
    Maximum Overall Height, Bucket Raised
    27.0ft
    Rack Angle at Maximum Lift
    63.7 degrees
    Dump Angle at Maximum Lift
    47.4 degrees
    Reach at Maximum Lift
    7.2ft

Equipment

  • Operator Environment
    • Air conditioner and heater with automatic temperature control
    • Cab, sound-suppressed pressurized, protective structure (ROPS/FOPS), radio ready for (entertainment) includes antenna, speakers and converter (12V, 10-15 amp)
    • 12V power port for mobile phone or laptop connection
    • Camera, rear vision
    • Cigar lighter and ashtray
    • Coat hook
    • Electro-hydraulic tilt and lift controls (seat mounted)
    • Flip-up armrest
    • Heater and defroster
    • Horn, electric
    • Implement hydraulic lockout
    • Instrumentation, gauges: – Engine coolant temperature – Fuel level – Ground speed – Gear – Hydraulic oil temperature – Speedometer/tachometer – Torque converter temperature
    • Instrumentation, warning indicators: – Action alert system, three category – Automatic transmission model enable status – Brake malfunction – Bucket float status – Delayed engine shutdown status – Engine idle shutdown status – Engine malfunction – Fuel economy mode enable status – Hydraulic lockout – Lock-up clutch enable status – Low fuel level – Parking brake status – Rimpull control enable status – Seatbelt warning – Secondary steering (if equipped) – Throttle lock status – Transmission gear
    • Keypad, control with indicator lights: – Auto trans mode speed range – Auto/manual transmission mode – Fuel economy mode – Implement kickout – Lock-up clutch – Reduced rimpull – Throttle lock
    • Light, dome (cab)
    • Lunchbox and beverage holders
    • Mirrors, rearview (externally mounted)
    • Seat, Cat comfort (cloth) air suspension
    • Seat belt, retractable, 76 mm (3 in) wide
    • STIC control system with steering lock
    • Tinted glass
    • Trainer seat with lap belt
    • Vital Information Management System (VIMS) 3G with graphical information display: external data port, customizable operator profiles, cycle timer, and integral Payload Control System (PCS): – Wet-arm wipers/washers (front, rear and corner) intermittent front wiper
  • Power Train
    • Brakes, full hydraulic, enclosed, oil-disc
    • Axle-shaft oil-disc service brake
    • Electro hydraulic parking brake
    • Case drain filters
    • Cat clean emission module (Tier 4 Final only)
    • Demand fan
    • Engine Cat C27 ACERT
    • Fuel priming pump (electric)
    • Ground level engine shutoff, bumper
    • Mufflers (under hood) (Tier 2 only)
    • Precleaner, engine air intake
    • Radiator, Aluminum Modular (AMR)
    • Separated cooling system
    • Starting aid, (ether) manual override
    • Throttle Lock
    • Torque Converter, Impeller Clutch with lock-up clutch feature and rimpull control system
    • Transmission, 534 mm (21 in) planetary power shift (electronic) (3F/3R)
  • Electrical
    • Alarm, back-up
    • Alternator, 150 amp
    • Batteries, maintenance free (2 – 1,400 CCA)
    • Converter, 10/15 amp, 24V to 12V
    • Deutsch component connectors
    • Electrical system, 24V
    • Electronic transmission control
    • Lighting system, halogen (front and rear) lighting, access stairway, engine compartment
    • Starter, electric
    • Starter lockout in bumper
    • Starting receptacle for emergency start
    • Transmission lockout in bumper
  • Other
    • Automatic bucket tilt/lift kickouts electronically adjustable from cab
    • Axle temperature sensor
    • Battery disconnect and jump start receptacle, bumper
    • Coupling, Caterpillar O-ring face seals
    • Economy mode with on demand throttle
    • Emergency platform egress
    • Engine, crankcase, 500 hour interval with CH4
    • Engine idle management features: – Auto idle kickdown – Delayed engine shutdown – Engine idle shutdown
    • Fenders, steel (front)
    • Guards, crankcase and power train
    • Grouped/labeled lube points
    • Hitch, drawbar with pin
    • Hoses, Cat XT
    • Oil sampling valves
    • Positive flow control hydraulic system
    • Product Link
    • Sight Gauges: hydraulic tanks, steering/fan and implement/brake, and transmission
    • Stairway, left and right rear access
    • Steering, load sensing
    • Toe kicks
    • Vandalism protection caplocks
    • Venturi stack
    • Premixed 50% concentration of extended life coolant with freeze protection to –34° C (–29° F)
  • Power Train
    • –50° C (–58° F) antifreeze
    • Engine oil change system, high speed, Wiggins
    • Engine block heater 120V or 240V
    • High ambient cooling – software
  • Operator Environment
    • Cab precleaner
    • AM/FM/CD/MP3 radio
    • Satellite Sirius radio with Bluetooth
    • LED warning strobe
    • CB radio ready
    • Window sun shade
  • Miscellaneous Attachments
    • Front and rear roading fenders
    • Fast fill fuel system (Shaw-Aero)
    • Axle oscillation stop
    • Heavy duty cab mounts

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