990 Wheel Loader

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Product Description

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 990 brings all new levels of performance, safety, operator comfort and efficiency.

Specifications
Us
Metric
Engine
Engine Model
C27 Cat®
Rated Speed
1,800/min
Engine Power - ISO 14396:2002
752 hp
561 kW
Gross Power - SAE J1995:2014
766 hp
571 kW
Net Power - SAE J1349 - Standard Ambient
699 hp
521 kW
Net Power - SAE J1349 - High Ambient
648 hp
483 kW
Bore
5.4 in
137.2 mm
Stroke
6 in
152.4 mm
Displacement
1649.5 in³
27.03 l
Peak Torque - 1,200 rpm
2624 lb/ft
3557 N·m
Torque Rise
18 %
18 %
Emissions
U.S. EPA TIer 4 Final and EU Stage V emission standards or U.S. EPA Tier 2 and EU Stage II equivalent
Transmission
Transmission Type
Cat planetary power shift
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.
Operating Specifications
Operating Weight
178517 lb
80974 kg
Rated Payload - Standard
17.5 ton (US)
15.9 t
Rated Payload - High Lift
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
Hydraulic System - Lift/Tilt
Lift/Tilt System - Circuit
Positive flow control
Lift/Tilt System
Variable displacement piston
Maximum Flow at 1,800 rpm (1)
240 gal/min
910 l/min
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
Relief Valve Setting - Main
507 psi
3500 kPa
Relief Valve Setting - Lift/Tilt
4786 psi
33000 kPa
Hydraulic Cycle Times
Rack Back
4.3 s
4.3 s
Raise
8.2 s
8.2 s
Dump
2.9 s
2.9 s
Lower
3.7 s
3.7 s
Lower Float Down
3.6 s
3.6 s
Total Hydraulic Cycle Time - Empty Bucket
13.8 s
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
364 l/min
Relief Valve Setting - Steering
5004 psi
34500 kPa
Total Steering Angle
70°
Air Conditioning System
Air Conditioning
The air conditioning system on this machine contains the fluorinated greenhouse gas refrigerant R134a (Global Warming Potential = 1430). The system contains 2.7 kg of refrigerant which has a CO2 equivalent of 3.861 metric tonnes (4.256 tons).
Axles
Front
Fixed
Rear
Trunnion
Oscillation Angle
8.5°
Brakes
Brakes
ISO 3450: 2011
Service Refill Capacities
Fuel Tank
294.3 gal (US)
1114 l
Cooling System
54.9 gal (US)
208 l
Engine Crankcase
20 gal (US)
75.7 l
Transmission
29.1 gal (US)
110 l
Differential - Final Drives - Front
71.6 gal (US)
271 l
Differential - Final Drives - Rear
68.9 gal (US)
261 l
Hydraulic System Factory Fill
210 gal (US)
795 l
Hydraulic Tank - Implement and Hydraulic Fan
68.9 gal (US)
261 l
Hydraulic Tank - Steering and Braking
34.9 gal (US)
132 l
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 less ULSD. B20 should meet ASTM D7467 specification (biodiesel blend stock should meet Cat biodiesel spec, ASTM D6751 or EN 14214. Cat DEO‑ULS™ or oils that meet the Cat ECF-3, API CJ‑4, and ACEA E9 specification are required. For further fluid specifications and guidelines, visit: http://parts.cat.com/cda/files/3244668/7/SEBU6250-19.pdf.
Sound Performance - Standard
Operator Sound Level (ISO 6396:2008)
65.5 dB(A)
65.5 dB(A)
Machine Sound Level (ISO 6395:2008)
115 dB(A)
115 dB(A)
Sound Performance - Suppression
Operator Sound Level (ISO 6396:2008)
65.5 dB(A)
65.5 dB(A)
Machine Sound Level (ISO 6395:2008)
113 dB(A)
113 dB(A)
Buckets
Bucket Capacities
8.6 m³ – 10.0 m³ (11.25 yd³ – 13.0 yd³)
Standard/Optional

Standard Equipment

NOTE
OPERATOR ENVIRONMENT
POWER TRAIN
ELECTRICAL
OTHER

Optional Equipment

NOTE
POWER TRAIN
OPERATOR ENVIRONMENT
MISCELLANEOUS ATTACHMENTS

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