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.
Engine | |
Engine Power - ISO 14396:2002 | 786 hp |
Engine Model | Cat® C27 |
Emissions | Option 1 - U.S. EPA Tier 4 Final/EU Stage V |
Rated Speed | 1800 r/min |
Gross Power - SAE J1995:2014 | 801 hp |
Net Power - SAE J1349:2011 - Standard Ambient | 732 hp |
Net Power - SAE J1349:2011 - High Ambient | 681 hp |
Emissions | Option 2 - Emits equivalent to U.S. EPA Tier 2 |
Rated Speed | 1800 r/min |
Engine Power - ISO 14396:2002 | 752 hp |
Gross Power - SAE J1995:2014 | 766 hp |
Net Power - SAE J1349:2011 - Standard Ambient | 699 hp |
Net Power - SAE J1349:2011 - High Ambient | 648 hp |
Bore | 5.4 in |
Stroke | 6 in |
Displacement | 1649.5 in³ |
Peak Torque - 1,200 rpm | 2624 lb/ft |
Torque Rise | 18 % |
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. |
Operating Specifications | |
Operating Weight - Standard | 178517 lb |
Bucket Capacity Range | 8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³) |
Rated Payload - Standard | 17.5 ton (US) |
Rated Payload - High Lift | 17.5 ton (US) |
Cat Truck Match - Standard | 773-775 |
Cat Truck Match - High Lift | 775-777 |
Transmission | |
Transmission Type | Cat planetary power shift |
Forward - 1 | 4.6 mile/h |
Forward - 2 | 8.2 mile/h |
Forward - 3 | 14.5 mile/h |
Reverse - 1 | 5.1 mile/h |
Reverse - 2 | 9.1 mile/h |
Reverse - 3 | 16 mile/h |
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 |
Note | Travel speeds based on Michelin 45/65R39 LD D2**L5 tires. |
Hydraulic System - Lift/Tilt | |
Lift/Tilt System - Circuit | Positive flow control |
Lift/Tilt System | Variable displacement piston |
Maximum Flow at 1,800 rpm | 240 gal/min |
Relief Valve Setting - Lift/Tilt | 4786 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) |
Pilot System | Open loop and pressure reducing |
Pilot Relief Setting | 507 psi |
Hydraulic Cycle Times | |
Rack Back | 4.3 s |
Raise | 8.6 s |
Dump | 2.9 s |
Lower | 3.7 s |
Lower Float Down | 3.7 s |
Total Hydraulic Cycle Time - Empty Bucket | 13.8 s |
Hydraulic System - Steering | |
Steering System - Circuit | Pilot, load sensing |
Steering System - Pump | Piston, variable displacement |
Maximum Flow at 1,400 rpm | 96.2 gal/min |
Relief Valve Setting - Steering | 5004 psi |
Total Steering Angle | 70° |
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 c |
Axles | |
Front | Fixed |
Rear | Trunnion |
Oscillation Angle | 8.5° |
Brakes | |
Brakes | ISO 3450: 2011 |
Service Refill Capacities | |
Fuel Tank | 281 gal (US) |
Cooling System | 54.9 gal (US) |
Engine Crankcase | 20 gal (US) |
Transmission | 29.1 gal (US) |
Differential - Final Drives - Front | 71.6 gal (US) |
Differential - Final Drives - Rear | 68.9 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 este |
Sound Performance - Tier 4 Final / Stage V | |
Operator Sound Pressure Level (ISO 6396:2008) | 72 dB(A) |
Machine Sound Power Level (ISO 6395:2008) | 116 dB(A) |
Operator Sound Pressure Level (ISO 6396:2008)* | 72 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. |
Sound Performance - Tier 2 | |
Operator Sound Pressure Level (ISO 6396:2008) | 72 dB(A) |
Machine Sound Power Level (ISO 6395:2008) | 116 dB(A) |
Operator Sound Pressure Level (ISO 6396:2008)* | 72 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. |
Dimensions (Approximate) - Standard Lift Linkage | |
Ground to Top of ROPS | 17.2 ft |
Ground to Top of Exhaust Stacks | 16.6 ft |
Ground to Top of Hood | 12.7 ft |
Ground to Bumper Clearance | 3.5 ft |
Rear Axle - Centerline to Bumper | 12.5 ft |
Front Axle Centerline to Bucket Tip | 15.4 ft |
Wheel Base | 15.1 ft |
Maximum Overall Length | 42.9 ft |
Ground to Lower Hitch Clearance | 2 ft |
Ground to Center of Front Axle | 4.2 ft |
Clearance at Maximum Lift | 7.2 ft |
Rack Back Angle at Ground Level | 40.4° |
Rack Back Angle at Carry | 48.8° |
B-Pin Height - Maximum Lift | 19.7 ft |
Maximum Overall Height - Bucket Raised | 27.2 ft |
Rack Angle at Maximum Lift | 63.7° |
Dump Angle at Maximum Lift | 45° |
Reach - Maximum Lift | 7.2 ft |
Note | Specifications are calculated with 9.0 m3 (11.8 yd3) rock bucket and Bridgestone 45/65R39 VSDL One Star tires. |
Dimensions (Approximate) - High Lift Linkage | |
Ground to Top of ROPS | 17.2 ft |
Ground to Top of Exhaust Stacks | 16.6 ft |
Ground to Top of Hood | 12.7 ft |
Ground to Bumper Clearance | 3.5 ft |
Rear Axle - Centerline to Bumper | 12.5 ft |
Front Axle Centerline to Bucket Tip | 17.8 ft |
Wheel Base | 15.1 ft |
Maximum Overall Length | 45.3 ft |
Ground to Lower Hitch Clearance | 2 ft |
Ground to Center of Front Axle | 4.2 ft |
Clearance at Maximum Lift | 14.8 ft |
Rack Back Angle at Ground Level | 39.9° |
Rack Back Angle at Carry | 49.3° |
B-Pin Height - Maximum Lift | 21.2 ft |
Maximum Overall Height - Bucket Raised | 28.7 ft |
Rack Angle at Maximum Lift | 60.6° |
Dump Angle at Maximum Lift | 51° |
Reach - Maximum Lift | 8.5 ft |
Note | Specifications are calculated with 9.0 m3 (11.8 yd3) rock bucket and Bridgestone 45/65R39 VSDL One Star tires. |
PROVEN RELIABILITY
- Cat C27 engine is built and tested to meet your most demanding applications.
- Long engine life and improved fuel efficiency with reduced rated speed.
- Designed for long life, rebuildability, and high resale value.
- Maximum responsiveness with Steering and Integrated Control (STIC™).
- Moves more material more efficiently with improved power and control.
- Durable construction withstands the toughest loading conditions and multiple life cycles.
PERFORMANCE AND PRODUCTIVITY
- Two engine emission options are available that meet U.S. EPA Tier 4 Final and EU Stage V emission standards or U.S. EPA Tier 2 and EU Stage II equivalent.
- More payload per pass on truck-loading applications with Performance Series Buckets.
- Payload increase to optimize pass on 775 trucks.
- Positive Flow Control (PFC) hydraulic system helps increase efficiency, bucket feel, and responsiveness with consistent performance.
- Excellent visibility to the bucket edges and work area through a Z-bar linkage.
- Planetary power shift transmission for maximum uptime.
- Convenient, responsive, electro-hydraulic controls increase operator productivity.
- Superior digging, high bucket fill factors, reduced dig times.
- Integrated steering and transmission controls.
- Operators can check tire pressure during operation with any change sending a fault code to VisionLink®, helping to prevent premature tire failure.
POWERFUL EFFICIENCY
- Increased efficiency material per gallon of fuel.
- Economy mode for reduced rated engine speed and reduced fuel consumption.
- Positive flow-control hydraulics for full flow on demand at low engine speeds.
- Engine Idle Shutdown for less fuel used while idling.
- Fully integrated electronic engine controls help make your fuel go farther.
PRODUCTIVITY WITH TECHNOLOGY
- Developed to monitor, manage, and enhance your jobsite operations.
- Payload provides accurate weighing* of the materials you are loading and hauling. Payload data is displayed in real-time to improve productivity and reduce overloading.
- Detect helps enhance awareness of the environment around working equipment and provides alerts to help keep people and assets safe on the jobsite.
- VisionLink wirelessly connects you to your equipment, giving you access to essential information you need to know to run your business.
- Gain valuable insight into how your machine or fleet is performing.
- Optional Advanced Productivity subscription helps provide comprehensive actionable information to help you manage and improve the productivity and profitability of your operations.
*Not legal for trade
SAVE ON SERVICE AND MAINTENANCE
- 10% lower maintenance costs.
- Grouped service points.
- Electro-hydraulic controls.
- Swing-out engine compartment service doors.
- Ecology drains to prevent spills.
- Ground level access to transmission control valves.
- Vehicle Information Management System (VIMS™) notifications to resolve problems before failure.
- Long life, rebuildability, and high resale value.
SAFETY FIRST
- Standard stairway lighting.
- Left- and right-hand stairs with 45-degree angle.
- Standard Cat Vision, rear vision camera system.
- Pressurized cabin with filtered and reduced sound levels.
OPERATOR COMFORT AND CONTROL
- World-class operator comfort and ergonomics.
- 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.
- Easy-to-reach levers and controls with seat-mounted implement pod to reduce fatigue.
- Ergonomic switch placement and displays with large backlit switches, LED indicators, and ISO symbols.
- Optional heated mirrors.
- Two-position rocker switch activates the electro-hydraulic parking brake.
- Reduced vibrations from isolated cab mounts and seat air suspension.
- Automatic cab temperature controls.
- Achieve precise positioning for easy loading in tight areas with 35 degrees of steering articulation.
- Precise machine control by load-sensing hydraulic steering system.
PURPOSE BUILT SPECIALTY MODELS - MILLYARD
- Designed to meet the demands of millyard applications.
- Designed for durability, ensuring availability in multiple life cycles.
- Equipped with Economy Mode to save on fuel consumption by the use of On Demand Throttle.
- Equipped with Impleller Clutch Torque Convereter (ICTC) and Rimpull Control System (RCS) to reduce tire slippage and fuel efficiency.
- Full hydraulic flow down to 1,400 engine rpm by using hydraulic flow sharing technology.
- Equipped with 45 degree angle access ladders and standard Cat Vision for enhanced safety.
- Cat forks are designed for maximum productivity and durability.
- Integrates front camera mounting location for maximum visibility to the entire fork tips during truck unloading.
PURPOSE BUILT SPECIALTY MODELS - STEEL MILL
- World-class safety, operator comfort and efficiency in pit digging and skull handling applications.
- Efficiency of manual throttle and ergonomics of throttle lock.
- Excellent visibility to the bucket edges and work area through a Z-bar design.
- Equipped with extra heat protection to key hoses and harnesses for improved reliability.
LONG TERM VALUE AND DURABILITY
- World-class transmission for long life and consistent, smooth shifting; specifically designed for mining applications.
- Advanced filtration system for extended performance and reliability of the hydraulic system.
- Advanced Impeller Clutch Torque Converter (ICTC) and Rimpull Control System (RCS) reduce tire slippage and wear, improve fuel efficiency, and reduce cost-per-ton.
- Linkage pin joints have optional auto-lube system to ensure long life.
- Frame resists torsional shock and twisting forces.
- Heavy-duty steering cylinder mounts and axle mounting ensure increased structural integrity.
Standard Equipment:
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- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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- Operator Environment
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- 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
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- Powertrain
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- 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)
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- Electrical
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- 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
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- Other
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- 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)
Optional Equipment:
-
- Note
-
- Standard and optional equipment may vary. Consult your Cat dealer for details.
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- Powertrain
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- –50° C (–58° F) antifreeze
- Engine oil change system, high speed, Wiggins
- Engine block heater 120V or 240V
- High ambient cooling – software
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- Operator Environment
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- Cat Detect, object detection system
- AM/FM/CD/MP3 radio
- Satellite Sirius radio with Bluetooth®
- LED warning strobe
- Mirrors heated
- Window pull-down visor
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- Other
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- Front and rear roading fenders
- Fast fill fuel system (Shaw-Aero)
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- Other Optional Configurations
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- Millyard
- Steel Mill