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990K

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Overview

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 mines, quarries and industrial applications around the world. The 990K brings all new levels of performance, safety, operator comfort and efficiency.

Engine

  • Net Power 699.0 HP 521.0 kW
  • Engine Model Cat® C27 ACERT™ Cat® C27 ACERT™
  • Bore 5.4 in 137.2 mm
  • Stroke 6.0 in 152.4 mm
  • Displacement 1649.5 in³ 27.03 l
  • Torque Rise 18.0 % 18.0 %
  • Rated Speed 1,800 rpm 1,800 rpm
  • Emissions U.S. EPA Tier 4 Final OR Tier 2 Equivalent U.S. EPA Tier 4 Final OR Tier 2 Equivalent
  • Gross - ISO 14396 752.0 HP 561.0 kW
  • Net Power - SAE J1349 699.0 HP 521.0 kW
  • Peak Torque - 1,200 rpm 2624.0 lb/ft 3557.0 N·m
  • Rated Speed - Gross - ISO 14396 752.0 HP 561.0 kW
  • Rated Speed - Gross - SAE J1995 766.0 HP 571.0 kW
  • Rated Speed - Net Power - SAE J1349 - High Ambient 648.0 HP 483.0 kW
  • Rated Speed - Net Power - SAE J1349 - Standard Ambient 699.0 HP 521.0 kW

Operating Specifications

  • Operating Weight 178517.0 lb 80974.0 kg
  • Bucket Capacity Range 8.6 m³-10.0 m³ (11.25 yd³-13.0 yd³) 8.6 m³-10.0 m³ (11.25 yd³-13.0 yd³)
  • Cat Truck Match - High Lift 775-777 775-777
  • Cat Truck Match - Standard 773-775 773-775
  • Rated Payload - High Lift 17.5 ton (US) 15.9 t
  • Rated Payload - High Lift (Face Material) 17.5 ton (US) 15.9 t
  • Rated Payload - High Lift (Loose Material) 22.0 ton (US) 20.0 t
  • Rated Payload - Standard 17.5 ton (US) 15.9 t
  • Rated Payload - Standard (Face Material) 17.5 ton (US) 15.9 t
  • Rated Payload - Standard (Loose Material) 22.0 ton (US) 20.0 t

Buckets

  • Bucket Capacities 7.4-14.9 m³ (9.7-19.5 yd³) 7.4-14.9 m³ (9.7-19.5 yd³)

Transmission

  • Transmission Type Cat planetary power shift Cat planetary power shift
  • Forward - 1 4.5 mile/h 7.3 km/h
  • Forward - 2 8.3 mile/h 13.3 km/h
  • Forward - 3 14.2 mile/h 22.9 km/h
  • Reverse - 1 4.9 mile/h 7.9 km/h
  • Reverse - 2 9.1 mile/h 14.7 km/h
  • Reverse - 3 15.5 mile/h 24.9 km/h
  • Direct Drive - Forward 1 Lock-up disabled Lock-up disabled
  • Direct Drive - Forward 2 8.5 mile/h 13.7 km/h
  • Direct Drive - Forward 3 15.2 mile/h 24.5 km/h
  • Direct Drive - Reverse 1 5.4 mile/h 8.7 km/h
  • Direct Drive - Reverse 2 9.6 mile/h 15.4 km/h
  • Direct Drive - Reverse 3 16.4 mile/h 26.4 km/h

Axles

  • Front Fixed Fixed
  • Rear Trunnion Trunnion
  • Oscillation Angle 8.5° 8.5°

Hydraulic Cycle Times

  • Raise 8.2 s 8.2 s
  • Dump 2.9 s 2.9 s
  • Lower 3.7 s 3.7 s
  • Lower Float Down 3.6 s 3.6 s
  • Rack Back 4.3 s 4.3 s
  • Total Hydraulic Cycle Time - Empty Bucket 13.8 s 13.8 s

Service Refill Capacities

  • Fuel Tank 294.3 gal (US) 1114.0 l
  • Cooling System 54.9 gal (US) 208.0 l
  • Transmission 29.1 gal (US) 110.0 l
  • Differential - Final Drives - Front 71.6 gal (US) 271.0 l
  • Differential - Final Drives - Rear 68.9 gal (US) 261.0 l
  • Engine Crankcase 20.0 gal (US) 75.7 l
  • Hydraulic System Factory Fill 210.0 gal (US) 795.0 l
  • Hydraulic Tank - Implement and Hydraulic Fan 68.9 gal (US) 261.0 l
  • Hydraulic Tank - Steering and Braking 34.9 gal (US) 132.0 l

Hydraulic System - Lift/Tilt

  • Cylinders, Double Acting - Lift, Bore and Stroke 235 mm × 1287 mm (9.3 in × 50.7 in) 235 mm × 1287 mm (9.3 in × 50.7 in)
  • Cylinders, Double Acting - Tilt, Bore and Stroke 292.1 mm × 820 mm (11.5 in × 32.3 in) 292.1 mm × 820 mm (11.5 in × 32.3 in)
  • Lift/Tilt System Variable displacement piston Variable displacement piston
  • Lift/Tilt System - Circuit Positive flow control Positive flow control
  • Maximum Flow at 1,800 rpm (1) 216.0 gal/min 817.0 l/min
  • Maximum Flow at 1,800 rpm (2) 22.2 gal/min 84.0 l/min
  • Pilot System Open loop and pressure reducing Open loop and pressure reducing
  • Relief Valve Setting 507.0 psi 3500.0 kPa
  • Relief Valve Setting - Lift/Tilt 4786.0 psi 33000.0 kPa

Hydraulic System - Steering

  • Maximum Flow at 1,400 rpm 94.5 gal/min 358.0 l/min
  • Relief Valve Setting - Steering 4641.0 psi 32000.0 kPa
  • Steering System - Circuit Pilot, load sensing Pilot, load sensing
  • Steering System - Pump Piston, variable displacement Piston, variable displacement
  • Total Steering Angle 70° 70°

Sound Performance - Standard

  • Machine Sound Level (ISO 6395:2008) 115.0 dB(A) 115.0 dB(A)
  • Operator Sound Level (ISO 6396:2008) 69.0 dB(A) 69.0 dB(A)

Sound Performance - Suppression

  • Machine Sound Level (ISO 6395:2008) 113.0 dB(A) 113.0 dB(A)
  • Operator Sound Level (ISO 6396:2008) 69.0 dB(A) 69.0 dB(A)

Brakes

  • Brakes SAE J1473 OCT90, ISO 3450:1992 SAE J1473 OCT90, ISO 3450:1992

Power Train

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Hydraulics

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Operator Station

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Structures

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Efficiency

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Technology Solutions

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Serviceability

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Customer Support

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Safety

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Sustainability

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System Match Efficiency

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Bucket Ground Engaging Tools

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Operating Costs

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990K Standard 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
    – Lockup 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
    – Lockup 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 Cat Production Measurement
    – 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 only)
  • Demand fan
  • Engine Cat C27 ACERT
  • Fuel priming pump (electric)
  • Ground level engine shutoff, bumper
  • Mufflers (under hood) (Tier 2 equivalent 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)

990K Optional Equipment

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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