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990K Wheel Loader

990K Wheel Loader

At a Glance

Net Power
699 HP
Operating Weight
178517 lb
Bucket Capacities
7.4-14.9 m³ (9.7-19.5 yd³)
Engine Model
Cat® C27 ACERT™
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Overview

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.

Engine

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Net Power 699HP
Engine Model Cat® C27 ACERT™
Bore 5.4in
Stroke 6in
Displacement 1649.5in³
Torque Rise 18%
Rated Speed 1,800 rpm
Gross - ISO 14396 752HP
Peak Torque - 1,200 rpm 2624lb/ft
Rated Speed - Gross - ISO 14396 752HP
Rated Speed - Gross - SAE J1995 766HP
Rated Speed - Net Power - SAE J1349 - High Ambient 648HP
Rated Speed - Net Power - SAE J1349 - Standard Ambient 699HP
Emissions U.S. EPA Tier 4 Final OR Tier 2 Equivalent
Net Power - SAE J1349 699HP

Operating Specifications

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Operating Weight 178517lb
Bucket Capacity Range 8.6 m³-10.0 m³ (11.25 yd³-13.0 yd³)
Rated Payload - Standard 17.5ton (US)
Cat Truck Match - Standard 773-775
Cat Truck Match - High Lift 775-777
Rated Payload - High Lift 17.5ton (US)
Rated Payload - High Lift (Face Material) 17.5ton (US)
Rated Payload - High Lift (Loose Material) 22ton (US)
Rated Payload - Standard (Face Material) 17.5ton (US)
Rated Payload - Standard (Loose Material) 22ton (US)

Buckets

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Bucket Capacities 7.4-14.9 m³ (9.7-19.5 yd³)

Transmission

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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.

Axles

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Front Fixed
Rear Trunnion
Oscillation Angle 8.5°

Hydraulic Cycle Times

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Raise 8.2s
Dump 2.9s
Lower 3.7s
Lower Float Down 3.6s
Rack Back 4.3s
Total Hydraulic Cycle Time - Empty Bucket 13.8s

Service Refill Capacities

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Fuel Tank 294.3gal (US)
Cooling System 54.9gal (US)
Transmission 29.1gal (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
Differential - Final Drives - Front 71.6gal (US)
Differential - Final Drives - Rear 68.9gal (US)
Engine Crankcase 20gal (US)

Hydraulic System - Steering

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Relief Valve Setting - Steering 4641psi
Maximum Flow at 1,400 rpm 94.5gal/min
Steering ISO 5010:2007
Steering System - Circuit Pilot, load sensing
Steering System - Pump Piston, variable displacement
Total Steering Angle 70°

Sound Performance - Standard

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Operator Sound Level (ISO 6396:2008) 69dB(A)
Machine Sound Level (ISO 6395:2008) 115dB(A)

Hydraulic System - Lift/Tilt

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Lift/Tilt System Variable displacement piston
Maximum Flow at 1,800 rpm (1) 216gal/min
Maximum Flow at 1,800 rpm (2) 22.2gal/min
Relief Valve Setting 507psi
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 - Circuit Positive flow control
Pilot System Open loop and pressure reducing
Relief Valve Setting - Lift/Tilt 4786psi

Sound Performance - Suppression

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Operator Sound Level (ISO 6396:2008) 69dB(A)
Machine Sound Level (ISO 6395:2008) 113dB(A)

Operator's Cab

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

Brakes

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Brakes ISO 3450:2011