990K

Heavy Equipment

990K

Net Power
699 HP / 521 kW
Operating Weight
178517 lb / 80974 kg
Bore
5.4 in / 137.2 mm

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.

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990K Product Brochure
Engine
Net Power 699 HP / 521 kW
Engine Model Cat® C27 ACERT™
Bore 5.4 in / 137.2 mm
Stroke 6 in / 152.4 mm
Displacement 1649.5 in³ / 27.03 l
Torque Rise 18 %
Rated Speed 1,800 rpm
Emissions U.S. EPA Tier 4 Final OR Tier 2 Equivalent
Gross - ISO 14396 752 HP / 561 kW
Net Power - SAE J1349 699 HP / 521 kW
Peak Torque - 1,200 rpm 2624 lb/ft / 3557 N·m
Rated Speed - Gross - ISO 14396 752 HP / 561 kW
Rated Speed - Gross - SAE J1995 766 HP / 571 kW
Rated Speed - Net Power - SAE J1349 - High Ambient 648 HP / 483 kW
Rated Speed - Net Power - SAE J1349 - Standard Ambient 699 HP / 521 kW
Operating Specifications
Operating Weight 178517 lb / 80974 kg
Bucket Capacity Range 8.6 m³-10.0 m³ (11.25 yd³-13.0 yd³)
Cat Truck Match - High Lift 775-777
Cat Truck Match - Standard 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 ton (US) / 20 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 ton (US) / 20 t
Buckets
Bucket Capacities 7.4-14.9 m³ (9.7-19.5 yd³)
Transmission
Transmission Type 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
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
Rear Trunnion
Oscillation Angle 8.5°
Hydraulic Cycle Times
Raise 8.2 s
Dump 2.9 s
Lower 3.7 s
Lower Float Down 3.6 s
Rack Back 4.3 s
Total Hydraulic Cycle Time - Empty Bucket 13.8 s
Service Refill Capacities
Fuel Tank 294.3 gal (US) / 1114 l
Cooling System 54.9 gal (US) / 208 l
Transmission 29.1 gal (US) / 110 l
Differential - Final Drives - Front 71.6 gal (US) / 271 l
Differential - Final Drives - Rear 68.9 gal (US) / 261 l
Engine Crankcase 20 gal (US) / 75.7 l
Hydraulic System Factory Fill 210 gal (US) / 795 l
Hydraulic Tank - Implement and Hydraulic Fan 68.9 gal (US) / 261 l
Hydraulic Tank - Steering and Braking 34.9 gal (US) / 132 l
Hydraulic System - Lift/Tilt
Cylinders, Double Acting - Lift, Bore and Stroke 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)
Lift/Tilt System Variable displacement piston
Lift/Tilt System - Circuit Positive flow control
Maximum Flow at 1,800 rpm (1) 216 gal/min / 817 l/min
Maximum Flow at 1,800 rpm (2) 22.2 gal/min / 84 l/min
Pilot System Open loop and pressure reducing
Relief Valve Setting 507 psi / 3500 kPa
Relief Valve Setting - Lift/Tilt 4786 psi / 33000 kPa
Hydraulic System - Steering
Maximum Flow at 1,400 rpm 94.5 gal/min / 358 l/min
Relief Valve Setting - Steering 4641 psi / 32000 kPa
Steering System - Circuit Pilot, load sensing
Steering System - Pump Piston, variable displacement
Total Steering Angle 70°
Sound Performance - Standard
Machine Sound Level (ISO 6395:2008) 115 dB(A)
Operator Sound Level (ISO 6396:2008) 69 dB(A)
Sound Performance - Suppression
Machine Sound Level (ISO 6395:2008) 113 dB(A)
Operator Sound Level (ISO 6396:2008) 69 dB(A)
Brakes
Brakes SAE J1473 OCT90, ISO 3450:1992

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)

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

Rock

Rock Buckets are designed for face or bank loading in mining or quarry applications. The straight-edge rock bucket provides higher breakout force and increased dump clearance. The spade-edge rock bucket offers increased penetration in certain applications.

Model Capacity Width Bucket Linkage
10m³ (13yd³) Performance Series 13 yd³ / 10 m³ 182 in / 4610 mm Pin-on
6.9m³ (9yd³) Performance Series 9 yd³ / 6.9 m³ 158 in / 4020 mm Pin-On
8.6m³ (11.25yd³) Performance Series 11.25 yd³ / 8.6 m³ 182 in / 4610 mm Pin-on
9.2m³ (12yd³) Performance Series 12 yd³ / 9.2 m³ 182 in / 4610 mm Pin-on
9.5m³ (12.4yd³) Serrated Edge 12.4 yd³ / 9.5 m³ 182 in / 4610 mm Pin-On

High Abrasion Rock

Designed for extremely abrasive applications, such as face loading shot rock and ore.

Model Capacity Width Bucket Linkage
7m³ (9.2yd³) Iron Ore 9.2 yd³ / 7 m³ 175 in / 4450 mm Pin-On

Heavy Duty Granite

For use in extremely aggressive applications, such as face-loading granite.

Model Capacity Width Bucket Linkage
8.6m³ (11.25yd³) Performance Series 11.25 yd³ / 8.6 m³ 182 in / 4634 mm Pin-on

Coal - Performance Series

Maximum productivity in loading and stockpile applications.

Model Capacity Width Bucket Linkage
13.4m³ (17.5yd³) 17.5 yd³ / 13.4 m³ 172 in / 4370 mm Pin-On

Heavy Duty Rock

At home in a mine or quarry, and armored to take the abrasion and abuse of production loading stone.

Model Capacity - Adapters Width Bucket Linkage
8.6m³ (11.25yd³) Performance Series 11.25 yd³ / 8.6 m³ 184 in / 4670 mm Pin-on

Slag

Designed for continuous, heavy-duty work in hot slag.

Model Capacity Width Bucket Linkage
9.2m³ (12yd³) 12 yd³ / 9.2 m³ 175 in / 4450 mm Pin-On

Logging Forks

Logging Forks feature two independent top clamps that close down on the tine tips.

Model Fork Width Width - Over Tines Width - Between Tines
2738mm (108in) 95 in / 2420 mm 90 in / 2284 mm 90 in / 2284 mm
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