New CAT Equipment

990 Wheel Loader

Raising the bar for productivity and power

The Cat® 990 Wheel Loader helps you move more material in less time, at a low cost per ton, for a fast return on your investment. This machine offers significant fuel savings, low maintenance costs, and great productivity and durability to acheive multiple life cycles.

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Benefits

BETTER FUEL EFFICIENCY

Move more material with less fuel using economy mode

LOWER MAINTENANCE COST

Make regular maintenance more convenient with grouped service points

MORE PRODUCTIVITY

Deliver more productivity in most truck loading applications while using performance series buckets with increased capacities

Learn more about the 990 Wheel Loader

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  • Air Conditioning System
    Air Conditioning
    • The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a or R1234yf. See the label or instruction manual for identification of the gas. • If equipped with R134a (Global Warming Potential = 1430), the system contains 2.7 kg (5.9 lb) of refrigerant which has a CO2 equivalent of 3.861 metric tonnes (4.256 tons).
  • Axles
    Front
    Fixed
    Oscillation Angle
    8.5°
    Rear
    Trunnion
  • Brakes
    Brakes
    ISO 3450: 2011
  • Dimensions (Approximate) - High Lift Linkage
    B-Pin Height - Maximum Lift
    21.2 ft
    Clearance at Maximum Lift
    14.8 ft
    Dump Angle at Maximum Lift
    51°
    Front Axle Centerline to Bucket Tip
    17.8 ft
    Ground to Bumper Clearance
    3.5 ft
    Ground to Center of Front Axle
    4.2 ft
    Ground to Lower Hitch Clearance
    2 ft
    Ground to Top of Exhaust Stacks
    16.6 ft
    Ground to Top of Hood
    12.7 ft
    Ground to Top of ROPS
    17.2 ft
    Maximum Overall Height - Bucket Raised
    28.7 ft
    Maximum Overall Length
    45.3 ft
    Note
    Specifications are calculated with 9.0 m3 (11.8 yd3) rock bucket and Bridgestone 45/65R39 VSDL One Star tires.
    Rack Angle at Maximum Lift
    60.6°
    Rack Back Angle at Carry
    49.3°
    Rack Back Angle at Ground Level
    39.9°
    Reach - Maximum Lift
    8.5 ft
    Rear Axle - Centerline to Bumper
    12.5 ft
    Wheel Base
    15.1 ft
  • Dimensions (Approximate) - Standard Lift Linkage
    B-Pin Height - Maximum Lift
    19.7 ft
    Clearance at Maximum Lift
    7.2 ft
    Dump Angle at Maximum Lift
    45°
    Front Axle Centerline to Bucket Tip
    15.4 ft
    Ground to Bumper Clearance
    3.5 ft
    Ground to Center of Front Axle
    4.2 ft
    Ground to Lower Hitch Clearance
    2 ft
    Ground to Top of Exhaust Stacks
    16.6 ft
    Ground to Top of Hood
    12.7 ft
    Ground to Top of ROPS
    17.2 ft
    Maximum Overall Height - Bucket Raised
    27.2 ft
    Maximum Overall Length
    42.9 ft
    Note
    Specifications are calculated with 9.0 m3 (11.8 yd3) rock bucket and Bridgestone 45/65R39 VSDL One Star tires.
    Rack Angle at Maximum Lift
    63.7°
    Rack Back Angle at Carry
    48.8°
    Rack Back Angle at Ground Level
    40.4°
    Reach - Maximum Lift
    7.2 ft
    Rear Axle - Centerline to Bumper
    12.5 ft
    Wheel Base
    15.1 ft
  • Engine
    Bore
    5.4 in
    Displacement
    1649.5 in³
    Emissions
    Option 1 - U.S. EPA Tier 4 Final/EU Stage V
    Engine Model
    Cat® C27
    Engine Power - ISO 14396:2002
    786 hp
    Gross Power - SAE J1995:2014
    801 hp
    Net Power - SAE J1349:2011 - High Ambient
    681 hp
    Net Power - SAE J1349:2011 - Standard Ambient
    732 hp
    Note
    Net power advertised is the power available at the flywheel when the engine is equipped with fan at minimum speed, air intake sytstem, exhaust system, and alternator.
    Peak Torque - 1,200 rpm
    2624 lb/ft
    Rated Speed
    1800 r/min
    Stroke
    6 in
    Torque Rise
    18 %
  • Hydraulic Cycle Times
    Dump
    2.9 s
    Lower
    3.7 s
    Lower Float Down
    3.7 s
    Rack Back
    4.3 s
    Raise
    8.6 s
    Total Hydraulic Cycle Time - Empty Bucket
    13.8 s
  • 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
    240 gpm
    Pilot Relief Setting
    507 psi
    Pilot System
    Open loop and pressure reducing
    Relief Valve Setting - Lift/Tilt
    4786 psi
  • Hydraulic System - Steering
    Maximum Flow at 1,400 rpm
    96.2 gpm
    Relief Valve Setting - Steering
    5004 psi
    Steering System - Circuit
    Pilot, load sensing
    Steering System - Pump
    Piston, variable displacement
    Total Steering Angle
    70°
  • Operating Specifications
    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
    Operating Weight - Standard
    178517 lb
    Rated Payload - High Lift
    17.5 ton (US)
    Rated Payload - Standard
    17.5 ton (US)
  • Service Refill Capacities
    Cooling System
    54.9 gal (US)
    Differential - Final Drives - Front
    71.6 gal (US)
    Differential - Final Drives - Rear
    68.9 gal (US)
    Engine Crankcase
    20 gal (US)
    Fuel Tank
    281 gal (US)
    Hydraulic System Factory Fill
    210 gal (US)
    Hydraulic Tank - Implement and Hydraulic Fan
    68.9 gal (US)
    Hydraulic Tank - Steering and Braking
    34.9 gal (US)
    Note
    Cat U.S. EPA Tier 4 Final/EU Stage V diesel engines are required to use ULSD (ultra-low sulfur diesel fuel with 15 ppm of sulfur or less) or ULSD blended with the following lower-carbon intensity fuels** up to: • 20% biodiesel FAME (fatty acid methyl ester)* • 100% renewable diesel, HVO (hydrotreated vegetable oil) and GTL (gas-to-liquid) fuels Refer to guidelines for successful application. Please consult your Cat dealer or “Caterpillar Machine Fluids Recommendations” (SEBU6250) for details. * Engines with no aftertreatment devices can use higher blends, up to 100% biodiesel (for use of blends higher than 20% biodiesel, consult your Cat dealer). ** Tailpipe greenhouse gas emissions from lower-carbon intensity fuels are essentially the same as traditional fuels. – Cat DEO-ULS™ or oils that meet the Cat ECF-3, API CJ-4, API CK-4, and/or ACEA E9 specifications are required. – Diesel Exhaust Fluid (DEF) that meets all requirements defined in ISO 22241-1:2006.
    Transmission
    29.1 gal (US)
  • Sound Performance - Tier 2
    Machine Sound Power Level (ISO 6395:2008)
    116 dB(A)
    Machine Sound Power Level (ISO 6395:2008)*
    114 dB(A)
    Note (1)
    *Sound suppression equipped
    Note (2)
    The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
    Note (3)
    The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
    Note (4)
    Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
    Operator Sound Pressure Level (ISO 6396:2008)
    72 dB(A)
    Operator Sound Pressure Level (ISO 6396:2008)*
    72 dB(A)
  • Sound Performance - Tier 4 Final / Stage V
    Machine Sound Power Level (ISO 6395:2008)
    116 dB(A)
    Machine Sound Power Level (ISO 6395:2008)*
    114 dB(A)
    Note (1)
    *Sound suppression equipped
    Note (2)
    The machine sound power level was measured according to ISO 6395:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
    Note (3)
    The operator sound pressure level was measured according to ISO 6396:2008. The measurement was conducted at 70 percent of the maximum engine cooling fan speed.
    Note (4)
    Hearing protection may be needed when the machine is operated with a cab that is not properly maintained or when the doors or windows are open for extended periods or in a noisy environment.
    Operator Sound Pressure Level (ISO 6396:2008)
    72 dB(A)
    Operator Sound Pressure Level (ISO 6396:2008)*
    72 dB(A)
  • Transmission
    Direct Drive - Forward 1
    Lock-up disabled
    Direct Drive - Forward 2
    8.2 mile/h
    Direct Drive - Forward 3
    14.5 mile/h
    Direct Drive - Reverse 1
    5.1 mile/h
    Direct Drive - Reverse 2
    9.1 mile/h
    Direct Drive - Reverse 3
    16 mile/h
    Forward - 1
    4.6 mile/h
    Forward - 2
    8.2 mile/h
    Forward - 3
    14.5 mile/h
    Note
    Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
    Reverse - 1
    5.1 mile/h
    Reverse - 2
    9.1 mile/h
    Reverse - 3
    16 mile/h
    Transmission Type
    Cat planetary power shift
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 and pressurized, rollover protective structure/falling objects protective structure (ROPS/FOPS)
  • Cat Vision, rear vision camera system
  • 12-volt power port
  • Coat hook
  • Cab precleaner, powered
  • Electro-hydraulic tilt and lift controls (seat mounted)
  • Flip-up armrest
  • Heater and defroster
  • CB radio ready
  • 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)
  • Premium seat with heated and actively cooled leather, adjustable lumbar support, air adjustable bolsters on the seat and backrest, seat cushion tilt adjustment, and adjustable-length seat cushion
  • Seat belt, retractable, 76 mm (3 in) wide
  • Steering and Transmission Integrated Control (STIC™) system with steering lock
  • Tinted glass
  • Trainer seat with lap belt
  • Vital Information Management System (VIMS™) 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
POWERTRAIN
  • Brakes, full hydraulic, enclosed, oil-disc
  • Axle-shaft oil-disc service brake
  • Electro hydraulic parking brake
  • Case drain screens
  • Cat clean emission module (CEM) - (Tier 4 only)
  • Demand fan
  • Engine Cat C27
  • Fuel priming pump (electric)
  • Ground level shutdown switch
  • 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 (ICTC) with lock-up clutch (LUC), 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
  • Auxiliary start receptacle
OTHER
  • Automatic bucket lift kickout/positioner
  • Axle temperature sensor
  • Battery disconnect and jump start receptacle, bumper
  • Coupling, Caterpillar O-ring face seals
  • Economy mode with on demand throttle
  • Emergency platform exit
  • 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 powertrain
  • Ground level lockable battery disconnect switch
  • 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.
POWERTRAIN
  • –50° C (–58° F) antifreeze
  • Engine oil change system, high speed, Wiggins
  • Engine block heater 120V or 240V
  • High ambient cooling – software
OPERATOR ENVIRONMENT
  • Cat Detect, object detection system
  • AM/FM/CD/MP3 radio
  • Satellite Sirius radio with Bluetooth®
  • LED warning strobe
  • Mirrors heated
  • Window pull-down visor
OTHER
  • Front and rear roading fenders
  • Fast fill fuel system (Shaw-Aero)
OTHER OPTIONAL CONFIGURATIONS
  • Millyard
  • Steel Mill

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