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990 Wheel Loader

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.

Operating Weight 80974 kg
Rated Payload - Loose Material (Standard) 22 t
Rated Payload - Loose Material (High Lift) 20 t
Rated Payload - Standard (Quarry Face) 15.9 t
Rated Payload - High Lift (Quarry Face) 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

Bucket Capacities 7,4-14,9 m³ (9,7-19,5 yd³)

Net Power 521 kW
Engine Model C27 Cat®
Rated Speed 1,800/min
Torque Rise 18 %
Bore 137.2 mm
Stroke 152.4 mm
Displacement 27.03 l
Emissions U.S. EPA Tier 4 Final OR Tier 2 Equivalent
Gross - ISO 14396 561 kW
Net Power - SAE J1349 521 kW
Peak Torque - 1,200 rpm 3557 N·m
Rated Speed - Gross - ISO 14396 561 kW
Rated Speed - Gross - SAE J1995 571 kW
Rated Speed - Net Power - SAE J1349 - High Ambient 483 kW
Rated Speed - Net Power - SAE J1349 - Standard Ambient 521 kW

Forward - 1 7.3 km/h
Forward - 2 13.3 km/h
Forward - 3 22.9 km/h
Reverse - 1 7.9 km/h
Reverse - 2 14.7 km/h
Reverse - 3 24.9 km/h
Direct Drive - Forward 1 Lock-up disabled
Direct Drive - Forward 2 13.7 km/h
Direct Drive - Forward 3 24.5 km/h
Direct Drive - Reverse 1 8.7 km/h
Direct Drive - Reverse 2 15.4 km/h
Direct Drive - Reverse 3 26.4 km/h
Note Travel speeds based on Michelin 45/65R39 LD D2**L5 tires.
Transmission Type Cat-Planetenlastschaltgetriebe

Front Fixed
Oscillation Angle 8.5°
Rear Trunnion

Lift/Tilt System - Circuit Positive flow control
Lift/Tilt System Variable displacement piston
Relief Valve Setting - Lift/Tilt 33000 kPa
Pilot System Open loop and pressure reducing
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)
Maximum Flow at 1,800 rpm (1) 817 l/min
Maximum Flow at 1,800 rpm (2) 84 l/min
Relief Valve Setting - Main 3500 kPa

Relief Valve Setting - Steering 32000 kPa
Total Steering Angle 70°
Maximum Flow at 1,400 rpm 358 l/min
Steering ISO 5010: 2007
Steering System - Circuit Pilot, load sensing
Steering System - Pump Piston, variable displacement

Fuel Tank 1114 l
Cooling System 208 l
Transmission 110 l
Differential - Final Drives - Front 271 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.
Differential - Final Drives - Rear 261 l
Engine Crankcase 75.7 l
Hydraulic System Factory Fill 795 l
Hydraulic Tank - Implement and Hydraulic Fan 261 l
Hydraulic Tank - Steering and Braking 132 l

Brakes ISO 3450: 2011

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

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

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

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

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