990K Wheel Loader

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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

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

Operating Specifications

Operating Weight
178517 lb
Rated Payload - Loose Material (Standard)
20 ton (US)
Rated Payload - Loose Material (High Lift)
22 ton (US)
Rated Payload - Standard (Quarry Face)
17.5 ton (US)
Rated Payload - High Lift (Quarry Face)
17.5 ton (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
4.5 mile/h
Forward - 2
8.3 mile/h
Forward - 3
14.2 mile/h
Reverse - 1
4.9 mile/h
Reverse - 2
9.1 mile/h
Reverse - 3
15.5 mile/h
Direct Drive - Forward 1
Lock-up disabled
Direct Drive - Forward 2
8.5 mile/h
Direct Drive - Forward 3
15.2 mile/h
Direct Drive - Reverse 1
5.4 mile/h
Direct Drive - Reverse 2
9.6 mile/h
Direct Drive - Reverse 3
16.4 mile/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
Dump
2.9 s
Total Hydraulic Cycle Time - Empty Bucket
13.8 s
Rack Back
4.3 s
Lower Float Down
3.6 s
Lower
3.7 s

Service Refill Capacities

Fuel Tank
294.3 gal (US)
Cooling System
54.9 gal (US)
Transmission
29.1 gal (US)
Hydraulic Tank - Steering and Braking
34.9 gal (US)
Hydraulic Tank - Implement and Hydraulic Fan
68.9 gal (US)
Engine Crankcase
20 gal (US)
Hydraulic System Factory Fill
210 gal (US)
Differential - Final Drives - Rear
68.9 gal (US)
Differential - Final Drives - Front
71.6 gal (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

Sound Performance - Suppression

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

Sound Performance - Standard

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

Hydraulic System - Steering

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

Hydraulic System - Lift/Tilt

Relief Valve Setting - Lift/Tilt
4786 psi
Relief Valve Setting - Main
507 psi
Pilot System
Open loop and pressure reducing
Maximum Flow at 1,800 rpm (2)
22.2 gal/min
Maximum Flow at 1,800 rpm (1)
216 gal/min
Lift/Tilt System
Variable displacement piston
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)
Cylinders, Double Acting - Lift, Bore and Stroke
235 mm × 1287 mm (9.3 in × 50.7 in)

Operator's Cab

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

Brakes

Brakes
ISO 3450: 2011