Products

Equipment

Wheel Loaders

Large Wheel Loaders

990K

Large Wheel Loaders

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.

Rated Payload - Loose Material (Standard)

20 ton (US)/22 t

Rated Payload - Loose Material (High Lift)

22 ton (US)/20 t

Rated Payload - Standard (Quarry Face)

17.5 ton (US)/15.9 t

Rated Payload - High Lift (Quarry Face)

17.5 ton (US)/15.9 t

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Downloads Specs

Key Features

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

Specifications

Metric | Imperial

Operating Specifications

Rated Payload - Loose Material (Standard)

20 ton (US) 22 t

Rated Payload - Loose Material (High Lift)

22 ton (US) 20 t

Rated Payload - Standard (Quarry Face)

17.5 ton (US) 15.9 t

Rated Payload - High Lift (Quarry Face)

17.5 ton (US) 15.9 t

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

178517 lb 80974 kg

Engine

Net Power

699 hp 521 kW

Engine Model

C27 Cat®

Bore

5.4 in 137.2 mm

Stroke

6 in 152.4 mm

Displacement

1649.5 in³ 27.03 l

Torque Rise

18 % 18 %

Rated Speed

1,800/min

Rated Speed - Net Power - SAE J1349 - Standard Ambient

699 hp 521 kW

Rated Speed - Net Power - SAE J1349 - High Ambient

648 hp 483 kW

Rated Speed - Gross - SAE J1995

766 hp 571 kW

Net Power - SAE J1349:2011

699 hp 521 kW

Emissions

U.S. EPA Tier 4 Final OR Tier 2 Equivalent

Rated Speed - Gross - ISO 14396

752 hp 561 kW

Gross - ISO 14396

752 hp 561 kW

Peak Torque - 1,200 rpm

2624 lb/ft 3557 N·m

Buckets

Bucket Capacities

7,4-14,9 m³ (9,7-19,5 yd³)

Transmission

Transmission Type

Cat-Planetenlastschaltgetriebe

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

Note

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

Axles

Front

Fixed

Rear

Trunnion

Oscillation Angle

8.5°

Hydraulic Cycle Times

Raise

8.2 s 8.2 s

Dump

2.9 s 2.9 s

Lower Float Down

3.6 s 3.6 s

Lower

3.7 s 3.7 s

Total Hydraulic Cycle Time - Empty Bucket

13.8 s 13.8 s

Rack Back

4.3 s 4.3 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

Hydraulic Tank - Implement and Hydraulic Fan

68.9 gal (US) 261 l

Differential - Final Drives - Rear

68.9 gal (US) 261 l

Differential - Final Drives - Front

71.6 gal (US) 271 l

Hydraulic Tank - Steering and Braking

34.9 gal (US) 132 l

Engine Crankcase

20 gal (US) 75.7 l

Hydraulic System Factory Fill

210 gal (US) 795 l

Note

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

Hydraulic System - Lift/Tilt

Pilot System

Open loop and pressure reducing

Maximum Flow at 1,800 rpm (1)

216 gpm 817 L/min

Cylinders, Double Acting - Lift, Bore and Stroke

235 mm × 1287 mm (9.3 in × 50.7 in)

Relief Valve Setting - Lift/Tilt

4786 psi 33000 kPa

Maximum Flow at 1,800 rpm (2)

22.2 gpm 84 L/min

Relief Valve Setting - Main

507 psi 3500 kPa

Lift/Tilt System - Circuit

Positive flow control

Cylinders, Double Acting - Tilt, Bore and Stroke

292.1 mm × 820 mm (11.5 in × 32.3 in)

Lift/Tilt System

Variable displacement piston

Sound Performance - Suppression

Operator Sound Level (ISO 6396:2008)

69 dB(A) 69 dB(A)

Machine Sound Level (ISO 6395:2008)

113 dB(A) 113 dB(A)

Sound Performance - Standard

Machine Sound Level (ISO 6395:2008)

113 dB(A) 113 dB(A)

Operator Sound Level (ISO 6396:2008)

69 dB(A) 69 dB(A)

Hydraulic System - Steering

Total Steering Angle

70°

Steering System - Pump

Piston, variable displacement

Steering System - Circuit

Pilot, load sensing

Steering

ISO 5010: 2007

Relief Valve Setting - Steering

4641 psi 32000 kPa

Maximum Flow at 1,400 rpm

94.5 gpm 358 L/min

Operator's Cab

ROPS/FOPS

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

Brakes

ISO 3450: 2011

Equipment

Standard Equipment

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)