Exterior View

Exterior View

Exterior View

Interior View

Interior View

990 Wheel Loader

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 990 brings all new levels of performance, safety, operator comfort and efficiency.

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Engine Model

C27 Cat®

Rated Speed

1,800/min

Engine Power – ISO 14396

752HP

Gross Power – SAE J1995

766HP

Net Power – SAE J1349 – Standard Ambient

699HP

Net Power – SAE J1349 – High Ambient

648HP

Bore

5.4in

Stroke

6in

Displacement

1649.5in³

Peak Torque – 1,200 rpm

2624lb/ft

Torque Rise

18%

Emissions

U.S. EPA TIer 4 Final and EU Stage V emission standards or U.S. EPA Tier 2 and EU Stage II equivalent

Transmission Type

Cat planetary power shift

Forward – 1

4.5mile/h

Forward – 2

8.3mile/h

Forward – 3

14.2mile/h

Reverse – 1

4.9mile/h

Reverse – 2

9.1mile/h

Reverse – 3

15.5mile/h

Direct Drive – Forward 1

Lock-up disabled

Direct Drive – Forward 2

8.5mile/h

Direct Drive – Forward 3

15.2mile/h

Direct Drive – Reverse 1

5.4mile/h

Direct Drive – Reverse 2

9.6mile/h

Direct Drive – Reverse 3

16.4mile/h

Note

Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.

Operating Weight

178517lb

Rated Payload – Standard

17.5ton (US)

Rated Payload – High Lift

17.5ton (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

Lift/Tilt System – Circuit

Positive flow control

Lift/Tilt System

Variable displacement piston

Maximum Flow at 1,800 rpm (1)

240gal/min

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 – Main

507psi

Relief Valve Setting – Lift/Tilt

4786psi

Rack Back

4.3s

Raise

8.2s

Dump

2.9s

Lower

3.7s

Lower Float Down

3.6s

Total Hydraulic Cycle Time – Empty Bucket

13.8s

Steering System – Circuit

Pilot, load sensing

Steering System – Pump

Piston, variable displacement

Maximum Flow at 1,400 rpm

96.2gal/min

Relief Valve Setting – Steering

5004psi

Total Steering Angle

70°

Air Conditioning

The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 2.7 kg of refrigerant which has a CO2 equivalent of 3.861 metric tonnes (4.256 tons).

Front

Fixed

Rear

Trunnion

Oscillation Angle

8.5°

Brakes

ISO 3450: 2011

Fuel Tank

294.3gal (US)

Cooling System

54.9gal (US)

Engine Crankcase

20gal (US)

Transmission

29.1gal (US)

Differential – Final Drives – Front

71.6gal (US)

Differential – Final Drives – Rear

68.9gal (US)

Hydraulic System Factory Fill

210gal (US)

Hydraulic Tank – Implement and Hydraulic Fan

68.9gal (US)

Hydraulic Tank – Steering and Braking

34.9gal (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

Operator Sound Level (ISO 6396:2008)

65.5dB(A)

Machine Sound Level (ISO 6395:2008)

115dB(A)

Operator Sound Level (ISO 6396:2008)

65.5dB(A)

Machine Sound Level (ISO 6395:2008)

113dB(A)

Bucket Capacities

8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³)

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)
- 12V power port for mobile phone or laptop connection
- Cat Vision, rear vision camera system
- 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, leather/cloth, air suspension, heated/cooled
- 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 screens
- 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, powered
- 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