990K Wheel Loader

Overview
Net Power
699 hp
Operating Weight
178,517 lb
Bucket Capacities
7.4-14.9 m3 (9.7-19.5 yd3)
  • Exterior View
  • Interior View

Engine

Net Power
699 hp
Engine Model
Cat® C27 ACERT™
Net Power – SAE J1349
699 hp
Bore
5 in
Stroke
6 in
Displacement
1,650 in3
Torque Rise
18 %
Rated Speed
1,800 rpm
Emissions
U.S. EPA Tier 4 Final OR Tier 2 Equivalent
Gross - ISO 14396
752 HP
Peak Torque - 1,200 rpm
2,624 lb/ft
Rated Speed - Gross - ISO 14396
752 HP
Rated Speed - Gross - SAE J1995
766 HP
Rated Speed - Net Power - SAE J1349 - High Ambient
648 HP
Rated Speed - Net Power - SAE J1349 - Standard Ambient
699 HP
Net Power
699 HP
Engine Model
C27 Cat®
Bore
5 in
Stroke
6 in
Displacement
1,650 in³
Torque Rise
18 %
Rated Speed
1,800/min
Emissions
U.S. EPA Tier 4 Final OR Tier 2 Equivalent
Net Power - SAE J1349
699 HP

Operating Specifications

Operating Weight
178,517 lb
Rated Payload
18 tons
Rated Payload – High Lift
18 tons
Rated Payload - Standard
18 ton (US)
Bucket Capacity Range
8,6 m³ – 10,0 m³ (11,25 yd³ – 13,0 yd³)
Cat Truck Match - Standard
773-775
Cat Truck Match - High Lift
775-777
Operating Weight
178,517 lb
Rated Payload
18 t
Rated Payload - High Lift
18 ton (US)
Rated Payload - High Lift (Moderate to High Digging Resistance)
18 ton (US)
Rated Payload - High Lift (Low to Moderate Digging Resistance)
22 ton (US)
Rated Payload - Standard Lift (Moderate to High Digging Resistance)
18 ton (US)
Rated Payload - Standard Lift (Low to Moderate Digging Resistance)
22 ton (US)
Rated Payload - Loose Material (Standard)
20 ton (US)
Rated Payload - Loose Material (High Lift)
22 ton (US)
Rated Payload - Standard (Quarry Face)
18 ton (US)
Rated Payload - High Lift (Quarry Face)
18 ton (US)

Buckets

Bucket Capacities
7.4-14.9 m3 (9.7-19.5 yd3)
Bucket Capacities
7,4-14,9 m³ (9,7-19,5 yd³)

Transmission

Transmission Type
Cat planetary power shift
Forward 1
5 mph
Forward 2
8 mph
Forward 3
14 mph
Reverse 1
5 mph
Reverse 2
9 mph
Reverse 3
16 mph
Direct Drive - Forward 2
9 mph
Direct Drive - Reverse 1
5 mph
Direct Drive - Reverse 2
10 mph
Direct Drive - Forward 1
Lock-up disabled
Direct Drive - Forward 3
15 mile/h
Direct Drive - Reverse 3
16 mile/h
Transmission Type
Cat-Planetenlastschaltgetriebe
Forward - 1
5 mile/h
Forward - 2
8 mile/h
Forward - 3
14 mile/h
Reverse - 1
5 mile/h
Reverse - 2
9 mile/h
Reverse - 3
16 mile/h
Direct Drive - Forward 2
9 mile/h
Direct Drive - Reverse 1
5 mile/h
Direct Drive - Reverse 2
10 mile/h
Note
Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.

Axles

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

Hydraulic Cycle Time

Rack Back
4 Seconds
Raise
8 Seconds
Dump
3 Seconds
Lower Float Down
4 Seconds
Total Hydraulic Cycle Time (empty bucket)
14 Seconds

Hydraulic System – Steering

Steering System – Circuit
Pilot, load sensing
Steering System – Pump
Piston, variable displacement
Total Steering Angle
70°

Service Refill Capacities

Fuel Tank
294 gal
Cooling System
55 gal
Transmission
29 gal
Differentials and Final Drives – Front
72 gal
Differentials and Final Drives – Rear
69 gal
Engine Crankcase
20 gal
Hydraulic System Factory Fill
210 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan
69 gal (US)
Hydraulic Tank - Steering and Braking
35 gal (US)
Fuel Tank
294 gal (US)
Cooling System
55 gal (US)
Transmission
29 gal (US)
Differential - Final Drives - Front
72 gal (US)
Differential - Final Drives - Rear
69 gal (US)
Engine Crankcase
20 gal (US)
Note
All nonroad U.S. EPA Tier 4 diesel engines are required to use only Ultra Low Sulfur Diesel (ULSD) fuels containing 15 ppm (mg/kg) sulfur or less. Biodiesel blends up to B20 (20% blend by volume) are acceptable when blended with 15 ppm (mg/kg) sulfur or l

Sound Performance – Standard

Machine Sound Level (ISO 6395:2008)
115 dB(A)

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)
Pilot System
Open loop and pressure reducing
Relief Valve Setting – Lift/Tilt
4,786 psi

Sound Performance – Suppression

Machine Sound Level (ISO 6395:2008)
113 dB(A)

Brakes

Brakes
SAE J1473 OCT90, ISO 3450:1992
Brakes
ISO 3450: 2011
Brakes
SAE J1473 OCT90, ISO 3450:1992

Hydraulic Cycle Times

Lower
4 s
Raise
8 s
Dump
3 s
Lower Float Down
4 s
Rack Back
4 s
Total Hydraulic Cycle Time - Empty Bucket
14 s

Hydraulic System - Steering

Relief Valve Setting - Steering
4,641 psi
Maximum Flow at 1,400 rpm
95 gal/min
Steering
ISO 5010: 2007
Steering System - Circuit
Pilot, load sensing
Steering System - Pump
Piston, variable displacement
Total Steering Angle
70°

Sound Performance - Standard

Operator Sound Level (ISO 6396:2008)
69 dB(A)
Machine Sound Level (ISO 6395:2008)
115 dB(A)

Hydraulic System - Lift/Tilt

Lift/Tilt System
Variable displacement piston
Maximum Flow at 1,800 rpm (1)
216 gal/min
Maximum Flow at 1,800 rpm (2)
22 gal/min
Relief Valve Setting - Main
507 psi
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 - Circuit
Positive flow control
Pilot System
Open loop and pressure reducing
Relief Valve Setting - Lift/Tilt
4,786 psi

Sound Performance - Suppression

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

Operator's Cab

ROPS/FOPS
ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards

PROVEN RELIABILITY

PERFORMANCE AND PRODUCTIVITY

OPERATOR COMFORT AND CONTROL

LONG TERM VALUE AND DURABILITY

POWERFUL EFFICIENCY

PRODUCTIVITY WITH TECHNOLOGY

SAVE ON SERVICE AND MAINTENANCE

TOP-TIER SERVICE AND SUPPORT

SAFETY FIRST

REDUCE ENVIRONMENT IMPACT

EFFICIENT EQUIPMENT MATCH

ATTACHMENTS TO MEET YOUR NEEDS

PERFORMANCE WITH LESS FUEL

  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • 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
    • 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)
  • Note
    • Standard and optional equipment may vary. Consult your Cat dealer for details.
  • 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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