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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

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

Operating Specifications

Operating Weight 178517.0 lb 80974.0 kg Less
Rated Payload 17.5 tons 15.88 tonnes Less
Rated Payload - Standard 17.5 tons 15.88 tonnes Less
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) Less
Cat Truck Match - Standard 773-775 773-775 Less
Cat Truck Match - High Lift 775-777 775-777 Less
Rated Payload - High Lift 17.5 tons 15.88 tonnes Less

Transmission

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

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) Less
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) Less
Lift/Tilt System Variable displacement piston Variable displacement piston Less
Maximum Flow at 1,800 rpm 216.0 gal/min 817.0 L/min Less
Maximum Flow at 1,800 rpm 22.2 gal/min 84.0 L/min Less
Pilot System Open loop and pressure reducing Open loop and pressure reducing Less
Relief Valve Setting 507.0 psi 3500.0 kPa Less
Lift/Tilt System - Circuit Positive flow control Positive flow control Less
Relief Valve Setting - Lift/Tilt 4786.0 psi 33000.0 kPa Less

Hydraulic Cycle Time

Rackback 4.3 Seconds 4.3 Seconds Less
Raise 8.2 Seconds 8.2 Seconds Less
Dump 2.9 Seconds 2.9 Seconds Less
Lower 3.7 Seconds 3.7 Seconds Less
Lower Float Down 3.6 Seconds 3.6 Seconds Less
Total Hydraulic Cycle Time (empty bucket) 13.8 Seconds 13.8 Seconds Less

Service Refill Capacities

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

Buckets

Bucket Capacities 8.6-10.0 m3 (11.25-13.0 yd3) 8.6-10.0 m3 (11.25-13.0 yd3) Less

Axles

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

Brakes

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

Hydraulic System - Steering

Steering System - Circuit Pilot, load sensing Pilot, load sensing Less
Steering System - Pump Piston, variable displacement Piston, variable displacement Less
Relief Valve Setting - Steering 4641.0 psi 32000.0 kPa Less
Maximum Flow @ 1,400 rpm 94.5 gal/min 358.0 L/min Less
Total Steering Angle 70.0 Degrees 70.0 Degrees Less

Sound Performance - Standard

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

Sound Performance - Suppression

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

Power Train

Move material more efficiently with improved power and control.


Hydraulics

Productivity enabling you to move more and make more.


Operator Station

Best-in-class operator comfort and ergonomics.


Structures

Best built for the toughest conditions.


Efficiency

Delivering fuel efficiency you demand through integrated machine systems.


Technology Solutions

Greater productivity through Integrated Electronic Systems.


Serviceability

Enabling high uptime by reducing your service time.


Customer Support

Your Cat dealers know how to keep your machines productive.


Safety

Making your safety our priority.


Sustainability

Making sustainable progress possible.


System Match Efficiency

Efficient loading/hauling system starts with a perfect match.


Bucket Ground Engaging Tools

Protect your investment.


Operating Costs

Save Time and Money by Working Smart.


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 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 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)

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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