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.
Machines prices vary by included features. If you would like more information about the machine details please contact us today by clicking "Request a Quote".
Rated Speed - Net Power - SAE J1349 - Standard Ambient
699HP
Rated Speed - Net Power - SAE J1349 - High Ambient
648HP
Rated Speed - Gross - SAE J1995
766HP
Net Power - SAE J1349
699HP
Emissions
U.S. EPA Tier 4 Final OR Tier 2 Equivalent
Rated Speed - Gross - ISO 14396
752HP
Gross - ISO 14396
752HP
Peak Torque - 1,200 rpm
2624lb/ft
Operating Specifications
Operating Weight
178517lb
Rated Payload - Loose Material (Standard)
20ton (US)
Rated Payload - Loose Material (High Lift)
22ton (US)
Rated Payload - Standard (Quarry Face)
17.5ton (US)
Rated Payload - High Lift (Quarry Face)
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
Buckets
Bucket Capacities
7,4-14,9 m³ (9,7-19,5 yd³)
Transmission
Transmission Type
Cat-Planetenlastschaltgetriebe
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.
Axles
Front
Fixed
Rear
Trunnion
Oscillation Angle
8.5°
Hydraulic Cycle Times
Raise
8.2s
Dump
2.9s
Lower Float Down
3.6s
Lower
3.7s
Total Hydraulic Cycle Time - Empty Bucket
13.8s
Rack Back
4.3s
Service Refill Capacities
Fuel Tank
294.3gal (US)
Cooling System
54.9gal (US)
Transmission
29.1gal (US)
Hydraulic Tank - Implement and Hydraulic Fan
68.9gal (US)
Differential - Final Drives - Rear
68.9gal (US)
Differential - Final Drives - Front
71.6gal (US)
Hydraulic Tank - Steering and Braking
34.9gal (US)
Engine Crankcase
20gal (US)
Hydraulic System Factory Fill
210gal (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
Hydraulic System - Lift/Tilt
Pilot System
Open loop and pressure reducing
Maximum Flow at 1,800 rpm (1)
216gal/min
Cylinders, Double Acting - Lift, Bore and Stroke
235 mm × 1287 mm (9.3 in × 50.7 in)
Relief Valve Setting - Lift/Tilt
4786psi
Maximum Flow at 1,800 rpm (2)
22.2gal/min
Relief Valve Setting - Main
507psi
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)
69dB(A)
Machine Sound Level (ISO 6395:2008)
113dB(A)
Sound Performance - Standard
Machine Sound Level (ISO 6395:2008)
115dB(A)
Operator Sound Level (ISO 6396:2008)
69dB(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
4641psi
Maximum Flow at 1,400 rpm
94.5gal/min
Operator's Cab
ROPS/FOPS
ROPS/FOPS meet ISO 3471:2008 and ISO 3449:2005 Level II standards
Brakes
Brakes
ISO 3450: 2011
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)
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990K Wheel Loader